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# LISUN: Leader in Lighting and Electrical Test Instruments

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## Products
- [UL 50E Hosedown Test Apparatus](https://www.lisungroup.com/products/ip-waterproof-dustproof/hosedown-test-apparatus.html): The JL-UL50EC86 Hosedown Test Apparatus strictly adheres to NMX-J-235/2-ANCE-2020, CSA C22.2 No.94.2:20, and UL 50E Clauses 8.4.1.2 and 8.6 water jet testing standards. Simulating an outdoor high-pressure water jet environment, it is suitable for testing the waterproof performance of lighting fixtures, home appliances, automotive parts, and electrical control products, providing reliable waterproof test data for product research and development, factory inspection and UL certification. 
- [UL 2556:2021 Figure 17 and Clause 7.14.2 Glancing Impact Test Apparatus](https://www.lisungroup.com/products/mechanical-test-machine/ul-2556-glancing-impact-test-apparatus.html): LS-UL2556F17 Glancing Impact Test Apparatus is designed and manufactured entirely in accordance with UL 2556:2021 Figure 17 and Clause 7.14.2 requirements. It is used for testing the oblique impact resistance of wire and cable sheaths and insulation layers, simulating the impact of oblique hard objects on cables during installation and laying.
- [Reel Test Device](https://www.lisungroup.com/products/electrical-safety-tester/iec-62368-12023-reel-test-device.html): IEC 62368-1:2023 Reel Test Device is designed in accordance with the requirements of IEC 61347 (Annex N), IEC 60065/GB 8898 (Section 8.22 and Figure 6), IEC 62368 (Section 5.4.4.6.5 and Figures 26, 27, and 28), and IEC 60950/GB 4943.1 (Section 4.2.6); it is used to verify the dielectric strength of thin-layer materials under a specified pressure. 
- [Ground Reference and Power Offset Simulator](https://www.lisungroup.com/products/emi-and-emc-test-system/ground-reference-and-power-offset-simulator.html): LIS-OFFSET-10V10A Ground Reference and Power Offset Simulator is designed and developed in strict accordance with ISO 16750-2:2023 Clause 4.8. It utilizes a four-quadrant bipolar power supply architecture and supports the two primary operating modes: constant current and constant voltage. Primarily used to simulate operating conditions involving multiple vehicle power circuits, the device verifies the operational reliability of automotive electrical components in environments where multiple power supplies and ground connections coexist. It is widely compatible with the 12V, 24V, 36V, and 48V electrical systems of all types of road vehicles from major global automakers, serving as specialized equipment for automotive electrical and electronic reliability testing. 
- [Automotive Wire Harness Open‑Short Simulator](https://www.lisungroup.com/products/emi-and-emc-test-system/automotive-wire-harness-open-short-simulator.html): The LIS-LSCS-1730 Automotive Wire Harness Open‑Short Simulator is a dedicated simulation device for automotive electronic and electrical testing. It simulates standardized operating conditions such as open circuits, short circuits, power supply short circuits, ground short circuits, and connector interruptions on signal lines and load circuits, meeting the stringent testing requirements of GB national standards, ISO international standards, and major automakers for circuit reliability and protection performance. The device supports multi-channel independent or synchronous control, allowing for complete testing with a single wiring setup, significantly simplifying manual operation and improving testing efficiency and consistency.
- [EMC RF Power Amplifier](https://www.lisungroup.com/products/emi-and-emc-test-system/emc-rf-power-amplifier.html): The LS-PA series EMC RF Power Amplifiers are core power drive devices in electromagnetic compatibility (EMC) testing systems. Employing a linear amplification circuit design, they provide high-fidelity, low-distortion amplification of input RF signals, delivering stable, clean, and controllable high-power RF signals. The equipment boasts excellent gain flatness, low harmonics, and low noise characteristics, accurately simulating various electromagnetic interference environments and fully meeting mainstream EMC testing standards such as GB, IEC, and ISO.
- [IEC 60884-1:2022 Figure 5 Test Piston for Plug and Socket Marking Abrasion Resistance Test](https://www.lisungroup.com/products/plug-and-switch-testing/iec-60884-12022-figure-5-test-piston-for-plug-and-socket-marking-abrasion-resistance-test.html): LS-B78 IEC 60884-1:2022 Figure 5 Test Piston for Plug and Socket Marking Abrasion Resistance Test is a test piston dedicated to marking abrasion resistance tests, fully compliant with IEC 60884-1:2022, Figure 5 and compatible with marking durability test equipment for sockets and switches.
- [Type A/B/AC/F Residual Current Operated Circuit Breaker Tester](https://www.lisungroup.com/products/electrical-safety-tester/typea-b-ac-f-residual-current-operated-circuit-breaker-tester.html): LS-RCT-ABCF7A Type A/B/AC/F Residual Current Operated Circuit Breaker Tester is a fully automatic comprehensive leakage current performance testing device specially developed for electronic and electromagnetic residual current circuit breakers (RCD/RCBO). Adopting intelligent single-chip microcomputer control, it can conduct fully automatic operating characteristic tests on Type A, Type B, Type AC and Type F residual current protective devices in accordance with preset test procedures.
- [Automotive Cables Resistance to Flame Propagation Test Apparatus](https://www.lisungroup.com/products/flame-fire-resistance-test/automotive-cables-resistance-to-flame-propagation-test-apparatus.html): RSB-ISO19642 Automotive Cables Resistance to Flame Propagation Test Apparatus is mainly used for testing the flame resistance performance of insulating materials for automotive cables, enabling accurate determination of their combustion characteristics. This apparatus supports customizable preset combustion durations for samples, with conveniently adjustable flame parameters, making it suitable for compliance verification and reliability screening of automotive cables of various specifications.
- [IEC 60335-2-2 Clause 21.104 Vacuum Cleaner Tube Torsion Tester](https://www.lisungroup.com/products/electrical-safety-tester/iec-60335-2-2-clause-21-104-vacuum-cleaner-tube-torsion-tester.html): The LS-B77 Vacuum Cleaner Tube Torsion Tester is designed according to the requirements of IEC 60335-2-2 Clause 21.104 (GB/T 4706.7 Clause 21.104) to test the torsion resistance of vacuum cleaner hoses. During the test, one end of the hose is fixed to the rotating clamp of the equipment, while the other end is suspended. Each cycle consists of five forward rotations and five reverse rotations at a speed of 10 revolutions per minute (r/min), for a total of 20 cycles. After the test, the sample undergoes an electrical strength test to ensure its durability and safety.
- [IEC 60335-2-2 Clause 21.101 Vacuum Cleaner Tube Compression Tester](https://www.lisungroup.com/products/electrical-safety-tester/iec-60335-2-2-clause-21-101-vacuum-cleaner-tube-compression-tester.html): LS-B76 Vacuum Cleaner Tube Compression Tester is a device specifically designed for pressure testing of hoses, based on the requirements of IEC 60335-2-2 Clause 21.101 (GB/T 4706.7 Clause 21.101). This equipment ensures that the hose meets stringent safety and durability standards through controlled compression testing.
- [Explosive ESD Test System](https://www.lisungroup.com/products/emi-and-emc-test-system/explosive-esd-test-system.html): ESD-ES Series Explosive ESD Test System (also called Electrostatic Firing/Igniter/Spark Sensitivity ESD Test System) is engineered for electrostatic discharge (ESD) testing of powders, liquids, fuzes and electronic devices, with a maximum output voltage up to 50kV. It accurately evaluates the ESD sensitivity of explosive materials and devices by delivering precise and repeatable high-voltage ESD pulses. This system is an ideal solution for industries requiring controlled ESD testing, including oil and gas, electronics, chemical, military, automotive, medical and aerospace.
- [Test Probe of UL 962A Figure 44.1](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/test-probe-of-ul-962a-figure-44-1.html): The rigid probe,Figure 44.1,is to be applied with a maximum force of 30 N(6.75 Ibf)
- [Test Rod of UL 962A:2023 Clause 44](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/test-rod-of-ul-962a2023-clause-44.html): A straight test rod having a maximum diameter of 1.6mm(1/16 in) and of any convenient length is to be inserted into each opening in the enclosure and rotated in any possible direction.
- [UL 962A:2023 Clause 39 Crushing Test](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/ul-962a2023-clause-39-crushing-test.html): Includes force gauge 667.2 N and 3/4-in (19.1-mm) diameter Steel rod according to the standard UL 962A:2023 Clause 39
- [Rigid Supporting Surface UL 962A:2023 Clause 38](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/rigid-supporting-surface-ul-962a-clause-38.html): UL 962A:2023 Clause 38.1.5
- [UL 962A:2023 Figure 35.2 Mounting Hole Barrier Probe](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/ul-962a2023-figure-35-2-mounting-hole-barrier-probe.html): UL 962A:2023 Figure 35.2
- [Four-Quadrant Bipolar Voltage Variation Simulator](https://www.lisungroup.com/products/emi-and-emc-test-system/four-quadrant-bipolar-voltage-variation-simulator.html): The LIS-APS series Four-Quadrant Bipolar Voltage Variation Simulator | 4-Quadrant Voltage Drop Simulator | Four Quadrant Battery Simulator is applied in the automotive electronics field, simulating onboard battery voltage fluctuations, start-stop conditions, and other operating conditions, meeting standards such as ISO 16750-2:2023, and verifying the immunity and reliability of components such as ECUs and BMS. It is also widely applicable in rail transportation, aerospace, industrial control, and medical electronics, completing power supply adaptability tests and simulating energy feedback conditions for motors and energy storage devices, providing precise solutions for performance verification of electronic devices under complex voltage environments.
- [Harmonics and Flicker Analyzer Test System](https://www.lisungroup.com/products/emi-test-system/harmonics-and-flicker-analyzer.html): LISUN Harmonics and Flicker Analyzer Test System includes three professionally matched test instruments: LSHF61000-3-2/3 Harmonics and Flicker Analyzer, LSAIF-503 Flicker Impedance Network and LSP-1KVAC-HF Low-Distortion AC Power Source. It is a complete, high-precision, certification-grade single-phase EMC test system that fully complies with IEC 61000-3-2 (GB 17625.1) “Limits for harmonic current emissions” and IEC 61000-3-3 (GB 17625.2) “Limitation of voltage fluctuations and flicker”. 
- [Cable Tie Minimum Operating Temperature Test Apparatus](https://www.lisungroup.com/products/plug-and-switch-testing/test-apparatus-for-cable-tie-impact-test.html): LISUN Cable Tie Minimum Operating Temperature Test Solutions designed to fully comply with the minimum operating temperature test for cable ties as defined in Clause 9.4 of NMX-J-623-ANCE-2025, CSA C22.2 No. 62275:25 and UL 62275. Each test devices precisely matches the requirements of Figure 4a, 4b, 4c and 4d, ensuring accurate, repeatable and compliant testing for your cable tie products.
- [Transverse Electromagnetic Mode Chamber – TEM Chamber](https://www.lisungroup.com/products/emi-test-system/transverse-electromagnetic-mode-chamber.html): The TEM-420-200 Transverse Electromagnetic Mode (TEM) Chamber is a professional electromagnetic compatibility (EMC) testing device compliant with IEC 61000-4-20, EN 61000-4-20, ISO 11452-3, IEEE 1309, and GB/T 17626.20. It is specifically designed for E-field/H-field probe calibration, radiated immunity testing of electronic products, and radiated disturbance testing. It is widely applicable to EMC performance testing in various fields such as home appliances, IT products, industrial equipment, and medical devices, and is one of the core pieces of equipment for laboratory construction, product R&D rectification, and compliance certification.
- [High-Voltage Insulation Resistance Tester](https://www.lisungroup.com/products/electrical-safety-tester/high-voltage-insulation-resistance-tester.html): LS-IR1515Y High-Voltage Insulation Resistance Tester, also known as a high-voltage megohmmeter or high-voltage insulation resistance meter, is equipped with comprehensive testing functions for various insulation resistance indicators, a user-defined test voltage function, and excellent anti-interference capability. It demonstrates distinct advantages in strong induced electricity environments such as substations and application scenarios with large distributed capacitance.
- [CEI 23-50 V4 Figure 104b Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-104b-gauge.html): This CEI 23-50 V4 Figure 104b Gauge is a high-precision testing instrument compliant with the CEI 23-50:2007 Standard, specifically designed to verify electrical continuity and retention performance of S17 plugs in P40 sockets as specified in paragraph 19.101. It offers two variants with front profile heights of 10 mm and 12 mm to meet diverse testing requirements, featuring strict dimensional control and structural reliability. Engineered to adhere to rigorous standard specifications, it serves as a critical tool for ensuring the safety, functionality, and compliance of electrical plug-and-socket assemblies.
- [CEI 23-50 V4 Figure 104a Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-104a-gauge.html): This CEI 23-50 V4 Figure 104a Gauge is a precision-engineered testing tool compliant with the CEI 23-50:2007 Standard, specifically designed as a supplementary component for thermal testing applications. With a front profile height of 10 mm, it is tailored to evaluate the thermal performance of specific plug types, adhering to the rigorous requirements outlined in section 19.102 of the standard. Manufactured with strict attention to dimensional accuracy and structural reliability, it provides consistent and accurate results for quality verification and compliance testing of electrical components.
- [CEI 23-50 V4 Figure 103b Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-103b-gauge.html): This CEI 23-50 V4 Figure 103b Gauge is a specialized testing component compliant with the CEI 23-50:2007 Standard, designed as part of the supplementary figures for plug and socket evaluation. Featuring a 12 mm front profile height, it is tailored for thermal testing as specified in the relevant standard, delivering precise dimensional control and consistent performance to support accurate assessment of electrical components. It adheres to strict manufacturing tolerances and design requirements, making it a reliable tool for verifying the thermal resistance and safety compliance of plugs and sockets.
- [CEI 23-50 V4 Figure 103a Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-103a-gauge.html): This CEI 23-50 V4 Figure 103a Gauge is designed in compliance with CEI 23-50:2007 Standard, specifically as an additional component following Figure 101 of the standard (alongside other supplementary figures). It features a front profile height of 10 mm and is engineered for specialized thermal testing purposes, ensuring precision and reliability in evaluating the performance of plugs and sockets. Crafted with strict attention to dimensional accuracy, it meets the rigorous requirements of relevant testing protocols to support quality assurance in electrical component manufacturing.
- [Protective Clothing Flame Tester](https://www.lisungroup.com/products/flame-fire-resistance-test/protective-clothing-flame-tester.html): The LS-ISO6941 Protective Clothing Flame Tester is a professional testing instrument independently developed by LISUN (TESTech series) in accordance with the requirements of ISO 6941 standard. It is dedicated to testing the flame spread state of protective clothing under small flame conditions, providing accurate and standardized test data for the flame retardant safety performance evaluation of protective clothing, and helping related products meet international industry compliance requirements.
- [45°Test Determination of Flame Spread Rate](https://www.lisungroup.com/products/flame-fire-resistance-test/45test-determination-of-flame-spread-rate.html): The LS-GBT14644-2 45° Test Determination of Flame Spread Rate is a professional testing instrument developed by LISUN for evaluating the combustion intensity of textile fabrics. It follows the core test logic: the test specimen is placed at a 45° angle, ignited for 1 second, and the time required for the specimen to burn with a flame over a specified distance is measured. This data serves as a key metric to assess the fabric’s flammability, providing accurate and reliable support for the flame retardant performance verification of textile products and helping them meet domestic and international compliance requirements.
- [Damaged area and ignition times 45°test machine](https://www.lisungroup.com/products/flame-fire-resistance-test/damaged-area-and-ignition-times-45test-machine.html): The LS-GBT14645 Damaged area and ignition times 45°test machine is professionally designed and manufactured by LISUN in accordance with the requirements of GB/T 14645. It is dedicated to the 45° test for determining the damaged area and ignition times of textiles, providing accurate and reliable test data for the flame retardant performance evaluation of textile products, and helping related products meet the relevant national and international standard requirements.
- [Textile Vertical Combustion Tester with Fume Hood](https://www.lisungroup.com/products/flame-fire-resistance-test/textile-vertical-combustion-tester-with-fume-hood.html): The Textile Vertical Combustion Tester with Fume Hood is an All-in-One Machine, a specialized testing equipment independently developed by LISUN, mainly applicable to the flame retardant performance vertical test of textiles in accordance with relevant standards, especially suitable for scenarios where textile combustion tests generate large amounts of smoke and require integrated and intelligent operation. It integrates the combustion test box, control box and fume hood into a whole, realizing the unity of test accuracy, operation convenience and environmental protection.
- [Vertical Flammability Tester](https://www.lisungroup.com/products/flame-fire-resistance-test/vertical-flammability-tester.html): The LS-ASTMD6413 Vertical Flammability Tester is a professional testing instrument developed by LISUN, mainly dedicated to the flame retardant performance standard test for products such as children’s sleepwear. It provides reliable data support for the fire safety compliance and quality control of textile products, helping related products meet relevant industry safety certification requirements.
- [Bending Moment and Mass Imparted Test Device for Semi-Lamp](https://www.lisungroup.com/products/led-test-instruments/bending-moment-and-mass-imparted-test-device.html): The LS-WJ63 Bending Moment and Mass Imparted Test Device for Semi-Lamp is used to simulate the bending moment loads borne by semi-luminaires during installation, transportation, and long-term use. It accurately assesses the structural strength, installation connection reliability, and deformation resistance of the tested luminaire, and is suitable for luminaire manufacturers, quality supervision agencies, and third-party testing laboratories. The device is composed of an aluminum profile frame, a thrust gauge, and precision linear guide rails, featuring an aesthetically pleasing design, stable movement, and minimal clearance, ensuring accurate testing.
- [CEI 23-50 V4 Figure C14b Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-14b-gauge.html): CEI 23-50 V4 Figure C14b Gauge is meticulously designed to meet the requirements of par. 19.101, specializing in verifying the electrical continuity and retention of specific plugs in P40 sockets. It comes in two variants tailored to different front profile heights of the plugs, ensuring precise and reliable testing performance for compliance with relevant standards.
- [CEI 23-50 V4 Figure C14a Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-14a-gauge.html): CEI 23-50 V4 Figure C14a Gauge is engineered to adhere to the requirements outlined in par. 19.101, focusing on the verification of electrical continuity and retention capabilities when specific plugs are used with P40 sockets. It offers two tailored versions corresponding to different front profile heights of the plugs, delivering accurate and consistent testing outcomes to ensure compliance with relevant industry standards.
- [CEI 23-50 V4 Figure 13b Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-13b-gauge.html): CEI 23-50 V4 Figure 13b Gauge designed in strict accordance with par. 19.101, this gauge is dedicated to verifying the electrical continuity and retention of specific plugs in P40 sockets. It is tailored for plugs with a 12 mm front profile height, boasting precise dimensional control and reliable performance to meet the rigorous testing needs of relevant standards.
- [CEI 23-50 V4 Figure C13a Gauge](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/cei-23-50-v4-figure-13a-gauge.html): CEI 23-50 V4 Figure C13a Gauge Engineered to comply with the requirements of par. 19.101, this gauge is specifically designed for verifying the electrical continuity and retention of particular plugs in P40 sockets. It is customized for plugs with a 10 mm front profile height, featuring precise dimensional tolerances and robust construction to deliver consistent and accurate testing results that align with relevant industry standards.
- [Automatic Torque Testing Machine](https://www.lisungroup.com/products/mechanical-test-machine/fully-automatic-torque-torsion-testing-machine.html): The LS-T2205 Automatic Torison Testing Machine | Digital Torque Tester adopts a servo motor drive and closed-loop control system, enabling torsion mechanical property testing of various components and finished products. The equipment collects torque data during the testing process through a high-precision torque sensor, and, in conjunction with programmable torsion angle, speed, and cycle count control, achieves various testing modes such as unidirectional torsion, bidirectional torsion, constant angle torsion, and constant torque torsion. During testing, it automatically records key data such as torque, angle, and speed, generates torque-angle and torque-time test curves, and automatically calculates test results such as maximum torque, yield torque, and torsional stiffness according to relevant requirements. It is widely used for torque testing of products such as mobile phones, tablets, electronic dictionaries, e-books, chargers, car door locks, and shafts.
- [Vertical Bunsen Burner Test for Cabin and Cargo Compartment Materials](https://www.lisungroup.com/products/flame-fire-resistance-test/vertical-bunsen-burner-test-for-cabin-and-cargo-compartment-materials.html): The LS-FAA25F Vertical Bunsen Burner Test for Cabin and Cargo Compartment Materials simulates the initial combustion environment of an aircraft cabin fire. A sample of interior material of a specified size is vertically fixed and quantitatively burned at a designated location using a standard ignition source to evaluate the flame-retardant performance of the material. The LS-FAA25F automatically records key parameters such as combustion time, flame spread rate, and drip burning patterns to determine whether the material meets relevant vertical combustion standards. It is widely applicable to the flame-retardant performance testing of various interior materials used in aircraft, ships and automobiles, including seat fabrics, trim panels, carpets and cushions.
- [IEC 80601-2-89 Figure 201.103e Ball Chain Loop and Spherical Mass](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/iec-80601-2-89-figure-201-102e-ball-chain-loop-and-spherical-mass.html): IEC 80601-2-89 Figure 201.103e Ball Chain Loop and Spherical Mass
- [IEC 80601-2-89 Figure 201.103c Cylinder Tool](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/iec-80601-2-89-figure-201-102c-cylinder-tool.html): IEC 80601-2-89 Figure 201.103c Cylinder Tool
- [IEC 80601-2-89 Figure 201.103b Finger Probe for Mesh](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/iec-80601-2-89-figure-201-102b-finger-probe-for-mesh.html): IEC 80601-2-89 Figure 201.103b Finger Probe for Mesh
- [IEC 80601-2-89 Figure 201.103a Cone Tool](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/iec-80601-2-89-figure-201-102a-cone-tool.html): IEC 80601-2-89 Figure 201.103a Cone Tool
- [Temperature Rise Test Wall Apparatus – Wall Surface Luminaires](https://www.lisungroup.com/products/electrical-safety-tester/temperature-rise-test-wall-apparatus-wall-surface-luminaires.html): The LS-B74 Temperature Rise Test Wall Apparatus – Wall Surface Luminaires adopts a standardized structural design adapted for testing wall-mounted lighting products, specifically designed for verifying the temperature rise performance of lighting equipment. This test wall integrates compliant junction boxes, wiring, and support components, accurately simulating the actual operating environment of lighting equipment installed on a wall. Equipped with movable brackets and casters, its placement can be flexibly adjusted, facilitating daily laboratory testing and equipment management. Standardized board materials, wood, and wiring configuration ensure the consistency and stability of the testing environment, providing a reliable testing platform for accurately obtaining temperature rise data of lighting equipment during actual operation.
- [UL 1598 Branch Circuit Temperature Probe](https://www.lisungroup.com/products/electrical-safety-tester/ul-1598-branch-circuit-temperature-probe.html): The LS-B73 UL 1598 Branch Circuit Temperature Probe employs a standardized circuit board and copper foil structure design, specifically designed for temperature detection of branch wires in surface-mount lighting fixtures. By placing temperature sensing elements at specific locations, this detector accurately captures temperature changes in the branch wires during luminaire operation, providing data support for assessing whether the luminaire’s temperature rise meets safety requirements. Its structural design is compatible with standard testing scenarios, allowing for stable installation in test circuits, ensuring accurate and consistent temperature detection, and meeting the specifications for branch wire temperature monitoring in luminaire temperature rise testing.
- [UL 1598 Surface Ceiling Temperature Test Apparatus](https://www.lisungroup.com/products/electrical-safety-tester/ul-1598-surface-ceiling-temperature-test-apparatus.html): The LS-B72 UL 1598 temperature rise test ceiling is structurally designed to meet the temperature rise testing requirements of lighting products and is specifically designed for verifying the temperature rise performance of lighting equipment. This test ceiling integrates a compatible junction box, temperature sensing auxiliary components, and a standardized support structure, simulating the actual use scenario of lighting equipment installed in a ceiling. Equipped with movable brackets and casters, its placement can be flexibly adjusted, facilitating daily laboratory testing operations and equipment management. Furthermore, standardized board materials, supporting timber, and cable configurations ensure the consistency and stability of the testing environment, providing a reliable testing platform for accurately obtaining temperature rise data of lighting equipment during actual operation.
- [IEC 60335-2-9 Clause 19.104 | IEC 60335-2-6 Clause 19.101 Steel Grid](https://www.lisungroup.com/products/electrical-safety-tester/steel-grid.html): The LS-B71 Steel Grid features a structural design adapted for testing cooking appliances, specifically designed for performance and safety verification tests of certain types of cooking appliances. During testing, after the cooking appliance is powered on at its rated voltage, the steel disc is placed in the center of its cooking area, triggering the appliance to enter normal operation and thus completing the testing and verification of relevant performance and safety indicators. Through specific material selection and size design, the steel disc ensures stable adaptation to cooking areas of different sizes during testing, providing a fundamental support for the accuracy and reliability of test data and meeting the specifications for adaptability fixtures in cooking appliance testing.
- [IEC 60335-2-9 IEC 60335-2-6 Induction Cooktop Test Vessel](https://www.lisungroup.com/products/electrical-safety-tester/induction-cooktop-test-vessel.html):  The LS-B69A Induction Cooktop Test Vessel is a specialized testing instrument designed specifically for testing induction cooktops. Its precise dimensions and materials are adapted to relevant testing requirements. By simulating the container’s usage in actual cooking scenarios, it provides standard and stable testing conditions for induction cooktop performance testing. This container can adapt to different testing needs, maintaining stable shape and temperature conduction characteristics under specified operating conditions, ensuring that the testing process meets regulatory requirements. It helps users accurately test the performance of induction cooktops under corresponding operating conditions, providing reliable testing assurance for the quality inspection and compliance verification of induction cooktop products, and is suitable for various induction cooktop testing scenarios.
- [UL 60335-2-24 Figure 101 DVA 2 Test Probe](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/ul-60335-2-24-figure-101-dva-2.html): UL 60335-2-24 Figure 101 DVA 2 Test Probe is a dedicated safety tool for kitchen appliance enclosure testing. It has a rigid, curved structure to mimic human hand access to tight spaces, applying 50N calibrated force. It verifies if enclosures block access to hazardous parts (like heating elements), fitting UL and IEC standards for kitchen appliance production QC and safety certification.
- [UL 60335-2-24 Figure 101.DVA.1 Articulate Probe with Flat and Cone Shaped Hand 3.5-4.5 Year Age](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/ul-60335-2-24-figure-101-dva-1-articulate-probe-with-flat-and-cone-shaped-hand-3-5-4-5-year-age.html): The UL 60335-2-24 Figure 101 DVA-1 Articulate Probe with Flat and Cone-shaped Hand for 3.5 – 4.5-year-age is a crucial tool for safety testing. It features a precisely designed articulated structure, accurately simulating the hands of children aged 3.5 – 4.5 years old. With both flat and cone-shaped hand parts, it can effectively access various areas during safety inspections of electrical appliances, helping to detect potential safety hazards and ensure product safety compliance.
- [IEC 60884-1:2022 Clause 19.1 Figure 20 Clamping Unit for Solid Pins | Clamping Unit for the Temperature Rise Test](https://www.lisungroup.com/products/plug-and-switch-testing/clamping-unit-for-solid-pins-clamping-unit-for-the-temperature-rise-test.html): The LS-B67 temperature rise test clamping element is a dedicated auxiliary device designed specifically for plug temperature rise testing. Made from a specially formulated blend of brass, it ensures stable electrical and thermal conductivity during testing. The product includes various copper blocks compatible with different plug sizes, along with dedicated clamping screws for reliable plug fixation. The pin opening size is designed to strictly adhere to relevant testing requirements, providing ample space for precise thermocouple placement. The element also comes with a dedicated wooden board for use with a temperature rise tester, creating a standard testing environment for plug temperature rise testing. This ensures the testing process meets specifications, helps obtain accurate temperature rise data, and provides strong support for the safety performance testing of plug products.

## Applications
- [Lamp Holder Test Solutions](https://www.lisungroup.com/applications/lamp-holder-test-solutions.html): There are some standards focus on specifying technical requirements and test methods for different categories of lampholders in the lighting field, ensuring their safety, compatibility, and reliability.
- [Motor-Operated Tool Test Solutions](https://www.lisungroup.com/applications/motor-operated-tool-test-solution.html): LISUN's Motor-Operated Tool | Power Tool Testing solutions strictly comply with a range of core international standards, providing full support for safety and electromagnetic compatibility (EMC) testing of hand-held, portable power tools, and garden machinery.
- [Electric Toys Test Solutions](https://www.lisungroup.com/applications/electric-toys-test-solution.html): LISUN's electric toy testing solutions cover IEC 62115, EN 71-1, ASTM F963 standards. Including electrical, mechanical, flammability tests to ensure toy safety compliance globally.
- [Transformer Test Solutions](https://www.lisungroup.com/applications/transformer-test-solutions.html): LISUN's transformer test solutions meet IEC 61558-1, IEC 60076-1, IEC 62041 standards. Covering safety, performance, EMC tests, ensuring transformers comply with global requirements.
- [Energy Meter Test Solutions](https://www.lisungroup.com/applications/energy-meter-test-solutions.html): LISUN's energy meter testing solutions align with IEC 62052-11, IEC 62053 series standards. Covering safety, electrical, environmental, and EMC tests, we help manufacturers meet global compliance requirements.
- [Audio-Video and IT Test Solutions](https://www.lisungroup.com/applications/audio-video-information-communication-test-solution.html): LISUN's audio-video communication testing solutions meet CISPR 13, IEC 60065, FCC Part 15 & EN 55032. Cover EMC, safety & performance tests for reliable AV equipment compliance.
- [Power Switch Test Solutions](https://www.lisungroup.com/applications/switches-for-household-and-similar-fixed-electrical-test-solution.html): LISUN's household and appliance switch testing solutions meet IEC 60669, IEC 61058, IEC 62271 standards. Covering electrical, mechanical & EMC tests for global compliance.
- [Automotive Electronics Test Solutions](https://www.lisungroup.com/applications/automotive-electronics-test-solutions.html): LISUN's automotive electronics test solutions cover photometric/colorimetric testing, EMC immunity tests, IP waterproof/dustproof tests, and environmental simulation, meeting ISO, SAE, ECE standards.
- [Cable and Wire Test Solutions](https://www.lisungroup.com/applications/cable-and-wire-test-solutions.html): LISUN's cable and wire test solutions meet IEC 60245-1, IEC 60227-1, IEC 60502-1 and IEC 60189 standards, covering electrical, mechanical, and safety tests for global compliance.
- [Household Applicances Test Solutions](https://www.lisungroup.com/applications/household-applicances-test-solutions.html): LISUN has all equipment according to the IEC60669 measurement, including environmental chamber, IP code waterproof dustproof test, switch lift test, etc.
- [Plugs and Sockets Test Solutions](https://www.lisungroup.com/applications/plugs-and-sockets-test-solutions.html): LISUN's plugs and sockets test solutions meet IEC 60884-1, IEC 60670-1, IEC 62613-1 standards, covering electrical, mechanical and safety tests for global compliance.
- [HID Lamp Test Solutions](https://www.lisungroup.com/applications/hid-lamp-test-solutions.html): LISUN provide full test solutions for HID lamp, including integrating sphere system, goniophotometer system, EMI EMC chamber, HID ballast tester, electrical safety test, etc.
- [Fluorescent Lamp Test Solutions](https://www.lisungroup.com/applications/fluorescent-lamp-test-solutions.html): Lisun can supply full test solutions for fluorescent lamp, including integrating sphere system, goniophotometer system, EMI EMC test, electronic ballast tester, electrical safety test, etc.
- [CFL Lamp Test Solutions](https://www.lisungroup.com/applications/cfl-lamp-test-solutions.html): For the CFL design and manufactory, LISUN can supply a full quality control test solution, including photometric, colorimetric, electricity, flicker, IES candela distribution, surge test, electrical safety test, flammability test, etc.
- [LED Driver Test Solutions](https://www.lisungroup.com/applications/led-driver-test-solutions.html): LISUN's LED driver test solutions cover lab testing, online testing, EMC/EMI tests, and safety checks, meeting IEC 60335, UL 60335 standards for reliable performance evaluation.
- [LM-79 and LM-80 Test Solutions](https://www.lisungroup.com/applications/lm-79-and-lm-80-test-solutions.html): LISUN's LM-79 and LM-80 test solutions cover LED photometric, colorimetric, and lumen maintenance tests, meeting IES standards for accurate performance evaluation.
- [Mobile and Network Test Solutions](https://www.lisungroup.com/applications/mobile-and-network-test-solutions.html): LISUN's mobile and network test solutions include EMC/EMI testing, color glossiness measurement, IP waterproof/dustproof tests, IK impact tests, and environmental simulation, meeting international standards.
- [LEDs and Luminaire Test Solutions](https://www.lisungroup.com/applications/leds-and-luminaire-test-solutions.html): LISUN's indoor and outdoor LED test solutions meet IEC 60598-1, IEC 62722-2-1, CIE 121 standards, covering safety, photometry, and environmental tests for global compliance.

## Standards
- [UL 2108:2023 Low Voltage Lighting Systems](https://www.lisungroup.com/standards/ul-21082023-low-voltage-lighting-systems.html): UL 2108:2023 is the ANSI/UL safety standard specially formulated for Class 2 low-voltage lighting systems with a maximum output power of 100 VA, covering complete assemblies including LED power units, bare conductor track lighting, low-voltage light fixtures, connecting wires and matching accessories.
- [IS 10322-1:2014 Luminaire – Part 1: General requirements and tests](https://www.lisungroup.com/standards/is-10322-12014-luminaire-part-1-general-requirements-and-tests.html): IS 10322-1:2014 is the Indian national standard corresponding to the general specification and test provisions for all types of luminaires, establishing unified baseline safety, construction and performance rules applicable to residential, commercial and industrial lighting fixtures sold within India.
- [IEC 61326-1:2020 Electrical equipment for measurement, control and laboratory use – EMC requirements- Part 1: General requirements](https://www.lisungroup.com/standards/iec-61326-12020-electrical-equipment-for-measurement-control-and-laboratory-use-emc-requirements-part-1-general-requirements.html): IEC 61326-1:2020 is the general EMC standard for measuring, control and laboratory electrical devices below AC 1000 V / DC 1500 V. It sets unified conducted and radiated emission limits by Class A (industrial) and Class B (domestic), and standardizes test setup to limit external electromagnetic interference from equipment.
- [IEC 60320-1: 2021 Appliance couplers for household and similar general purposes – Part 1: General requirements](https://www.lisungroup.com/standards/iec-60320-1-2007-appliance-couplers-for-household-and-similar-general-purposes.html): The IEC 60320-1:2007 standard specifies general requirements for appliance couplers intended for household and similar general purposes. These couplers are primarily used for connecting electrical appliances to the power supply and are designed to operate under normal usage conditions at voltages not exceeding 250 V and currents not exceeding 16 A.
- [EN 14604:2005 Smoke alarm devices](https://www.lisungroup.com/standards/en-146042005-smoke-alarm-devices.html): EN 14604:2005 is a harmonized European standard specifying all test requirements for residential smoke alarm devices powered by mains or battery, covering mechanical, climatic, chemical ageing, optical dazzle, acoustic output and core smoke sensitivity verification based on defined aerosol and fire test protocols in its annexes.
- [UL 1484:2025 Fuel Gas Alarms](https://www.lisungroup.com/standards/ul-14842025-fuel-gas-alarms.html): ANSI/UL 1484:2025 (6th Edition, published April 28, 2025) is a safety standard for electrically operated fuel gas alarms used in residential settings and recreational vehicles (RVs). It covers devices designed to detect flammable gases, primarily natural gas (methane) and propane, as well as connected remote accessories.
- [ISO 7240-2:2017 Fire detection and alarm systems—Part 2:Fire detection control and indicating equipment](https://www.lisungroup.com/standards/iso-7240-22017-fire-detection-and-alarm-systems-part-2fire-detection-control-and-indicating-equipment.html): ISO 7240-2:2017 this standard specifies technical requirements, test methods and evaluation criteria for fire detection control and indicating equipment. It defines functional performance, power supply adaptability, environmental durability and electromagnetic immunity, covering normal monitoring, fire alarm, fault prompt and linkage control working states.
- [UL 817:2025 Cord Sets and Power-Supply Cords](https://www.lisungroup.com/standards/ul-8172025-cord-sets-and-power-supply-cords.html): UL 817:2025 (13th Edition) is the ANSI/UL safety standard for cord sets and power‑supply cords rated up to 600 V, used in non‑hazardous indoor locations per NFPA 70. It covers molded/assembled plugs, connectors, hospital‑grade devices, and cord restraints, excluding temporary outdoor and seasonal lighting cords.
- [UL 217:2024 Smoke Alarms](https://www.lisungroup.com/standards/ul-2172024-smoke-alarms.html): UL 217:2024 (10th Edition) is the latest ANSI/UL safety standard governing electrically operated single/multiple‑station smoke alarms and portable travel alarms for indoor open‑area protection, recreational vehicles, and boats.
- [UL 2075:2021 Gas and Vapor Detectors and Sensors](https://www.lisungroup.com/standards/ul-20752021-gas-and-vapor-detectors-and-sensors-2.html): UL 2075:2021, published by Underwriters Laboratories (UL) and updated in August 2021, is a safety standard covering fixed, portable, and transportable toxic and combustible gas/vapor detectors and sensors for ordinary non‑hazardous indoor, unconditioned, and outdoor locations. It applies to factory‑calibrated, sealed devices with no field recalibration or maintenance, specifying alarm limits: toxic gases per NIOSH TWA levels, combustible gases ≤25% LEL for detectors and up to 100% LEL for sensors.
- [UL 2034:2024 Single and Multiple Station Carbon Monoxide Alarms](https://www.lisungroup.com/standards/ul-20342024-single-and-multiple-station-carbon-monoxide-alarms.html): UL 2034:2024 is the latest US safety standard for single and multiple station interconnected carbon monoxide (CO) alarms. It sets mandatory electrical safety requirements for CO alarms, including a 1-minute dielectric voltage-withstand test for hazardous voltage circuits, with graded AC/DC test voltages and strict test procedures to prevent electric shock hazards.
- [IEC 61643-11:2011 Low-voltage surge protective devices— Part 11: Surge protective devices connected to low-voltage power systems–Requirements and test methods](https://www.lisungroup.com/standards/iec-61643-112011-low-voltage-surge-protective-devices-part-11-surge-protective-devices-connected-to-low-voltage-power-systems-requirements-and-test-methods.html): This International Standard IEC 61643-11:2011 specifies the general requirements for low‑voltage surge protective devices (SPDs) connected to low‑voltage power distribution systems. It defines terms, classification, operating conditions, ratings, marking, and functional characteristics of SPDs intended to protect electrical equipment against transient overvoltages, establishing basic technical criteria for their design and application.
- [IEC 60255-1:2022 Measuring relays and protection equipment – Part 1: Common requirements](https://www.lisungroup.com/standards/iec-60255-12022-measuring-relays-and-protection-equipment-part-1-common-requirements.html): IEC 60255-1:2022 establishes the general technical requirements for measuring relays and protection equipment used in power systems. It defines basic terms, rated values, construction, safety, insulation, temperature rise, marking, and testing conditions, providing a unified framework for product design, manufacturing, and evaluation.
- [ISO 6722-1:2011 Road vehicles -60 V and 600 V single- core cables – Part 1:Dimensions, test methods and requirements for copper conductor cables](https://www.lisungroup.com/standards/iso-6722-12011-road-vehicles-60-v-and-600-v-single-core-cables-part-1dimensions-test-methods-and-requirements-for-copper-conductor-cables.html): ISO 6722-1:2011 specifies the dimensions, general test methods and performance requirements for single-core copper conductor cables with rated voltages of 60 V and 600 V used in road vehicles. It establishes uniform technical specifications covering conductor construction, insulation properties, marking and general quality criteria to ensure consistent product design and manufacturing across the automotive industry.
- [AS/NZS 3112:2025 Approval and test specification- Plugs and socket-outlets](https://www.lisungroup.com/standards/as-nzs-31122017-amd-12021-approval-and-test-specification-plugs-and-socket-outlets.html): AS/NZS 3112:2025 is the harmonized Australian and New Zealand Standard for AC power plugs and socket-outlets, applicable to devices rated up to 500 V and 32 A for household and similar purposes. It defines the Type I three-pin configuration (two flat angled pins in an inverted V-shape plus a central earth pin), pin dimensions, and current ratings (10 A, 15 A, 20 A, 25 A, 32 A) to ensure regional interoperability.
- [UL 62275:2025 STANDARD FOR SAFETY Cable Management Systems – Cable Ties for Electrical Installations](https://www.lisungroup.com/standards/ul-622752025-standard-for-safety-cable-management-systems-cable-ties-for-electrical-installations.html): UL 62275:2025 sets strict safety and performance standards for electrical installation cable ties, classifying them into Type 2/21/2S/21S with tiered testing requirements. It mandates mechanical strength (loop tensile strength), environmental stability (heat, humidity, UV resistance) and flame retardancy: plastic parts meet UL 94 vertical burning criteria, and components contacting live electrical parts pass the GWFI glow wire test to avoid ignition risks.
- [UL 746C:2001 Polymeric Materials – Use in Electrical Equipment Evaluations](https://www.lisungroup.com/standards/ul-746c2001-polymeric-materials-use-in-electrical-equipment-evaluations.html): UL 746C:2001, issued by Underwriters Laboratories (UL) as the fifth edition on November 29, 2001 (ANSI-approved September 23, 2002), is a safety standard that establishes evaluation requirements and test procedures for polymeric materials used in electrical equipment.
- [IS 16102(Part 2): 2026 Self-Ballasted LED Lamps for General Lighting Services Part 2 Performance Requirements](https://www.lisungroup.com/standards/is-16102part-2-2017-self-ballasted-led-lamps-for-general-lighting-services-part-2-performance-requirements.html): IS 16102 (Part 2): 2026 specifies the performance requirements for self‑ballasted LED lamps used for general lighting services in India, complementing the safety provisions defined in Part 1. This edition establishes clear, updated criteria covering key performance characteristics including luminous flux, luminous efficacy, correlated colour temperature (CCT), colour rendering index (CRI), power factor, flicker, and lifetime performance, ensuring LED lamps meet consistent and reliable quality benchmarks for general lighting applications.
- [IS 16102(Part 1): 2026 Self-Ballasted LED Lamps for General Lighting Services Part 1 Safety Requirements](https://www.lisungroup.com/standards/is-16102-1-self-ballasted-led-lamps-for-general-lighting-services-part-1-safety-requirements.html): IS 16102 (Part 1): 2026 is the latest Indian standard specifying safety requirements for self‑ballasted LED lamps used for general lighting services. Compared with the previous 2012 edition, it expands the applicable scope to cover LED lamps with a maximum input power of 60 W (up from 30 W) and includes LED lamps with built‑in non‑detachable rechargeable batteries, making it suitable for more high‑power and rechargeable lighting products.
- [UL 2556:2021 STANDARD FOR SAFETY Wire and Cable Test Methods](https://www.lisungroup.com/standards/ul-25562021-standard-for-safety-wire-and-cable-test-methods.html): UL 2556:2021 is a safety standard specifying test methods for evaluating the electrical, mechanical, thermal and flammability performance of wires and cables. It defines uniform testing procedures and equipment to verify product safety and reliability.
- [UL 1703:2024 STANDARD FOR SAFETY Flat-Plate Photovoltaic Modules and Panels](https://www.lisungroup.com/standards/ul-1703-standard-for-safety-flat-plate-photovoltaic-modules-and-panels.html): UL 1703:2024 is the official safety standard issued by Underwriters Laboratories for flat‑plate photovoltaic modules and panels. It applies to PV modules used in grid‑connected and off‑grid systems with a maximum system voltage of 1500 V, covering building‑mounted, building‑integrated, and freestanding installations.
- [IEC 60664-1:2020 Insulation coordination for equipment within low-voltage supply systems–Part 1: Principles, requirements and tests](https://www.lisungroup.com/standards/iec-60664-12020-insulation-coordination-for-equipment-within-low-voltage-supply-systems-part-1-principles-requirements-and-tests.html): IEC 60664-1:2020 is the core international standard for insulation coordination of low-voltage electrical equipment (AC ≤1000 V, DC ≤1500 V, frequency ≤30 kHz). It sets out the fundamental principles, defines overvoltage classifications and withstand level criteria, and provides a unified technical framework for insulation design, testing and material selection, serving as the key compliance basis for preventing electric shock and insulation breakdown.
- [ANSI C 136.10-2006 American National Standard for Roadway and Area Lighting Equipment—Locking-Type Photocontrol Devices and Mating Receptacles](https://www.lisungroup.com/standards/ansi-c-136-10-2006-american-national-standard-for-roadway-and-area-lighting-equipment-locking-type-photocontrol-devices-and-mating-receptacles.html): ANSI C 136.10-2006 is an American National Standard specifically formulated for locking-type photocontrol devices and their mating receptacles used in roadway and area lighting equipment. It establishes unified requirements for the physical compatibility (such as structural fit and connection stability) and electrical compatibility (including voltage tolerance, current carrying capacity, and signal transmission reliability) of these components.
- [EN 60745-1:2003 Hand-held motor-operated electric tools -Safety -Part 1:General requirements](https://www.lisungroup.com/standards/en-60745-12003-hand-held-motor-operated-electric-tools-safety-part-1general-requirements.html): The standard EN 60745-1:2003, "Hand-held motor-operated electric tools — Safety — Part 1: General requirements," outlines the safety specifications for hand-held electric tools powered by motors. It sets out fundamental requirements to protect users from hazards arising during intended use and foreseeable misuse.
- [IEC 62504:2014 General lighting – Light emitting diode (LED) products and related equipment – Terms and definitions](https://www.lisungroup.com/standards/iec-625042014-general-lighting-light-emitting-diode-led-products-and-related-equipment-terms-and-definitions.html): The core of IEC 62504:2014 lies in its systematic compilation of precise definitions for LED-specific components and systems, addressing the terminology confusion caused by rapid technological advancements in the LED lighting sector. It defines critical concepts such as "LED package" (a single LED chip or multiple chips with encapsulation and electrical connections), "LED module" (an unlampholder LED light source with one or more packages on a printed circuit board), and "LED controlgear" (devices providing appropriate electrical energy to LEDs).
- [CISPR 14-2:2020 Electromagnetic compatibility-Requirements for household appliances,Electric tools and similar apparatus-Part 2:lmmunity-Product family standard](https://www.lisungroup.com/standards/cispr-14-22020-electromagnetic-compatibility-requirements-for-household-applianceselectric-tools-and-similar-apparatus-part-2lmmunity-product-family-standard.html): CISPR 14-2:2020 is a product family standard under the International Special Committee on Radio Interference (CISPR), dedicated to the electromagnetic immunity requirements of household appliances, electric tools, and similar electrical apparatus.
- [UL 153:2014 Portable Electric Luminaires](https://www.lisungroup.com/standards/ul-1532014-portable-electric-luminaires.html): UL 153:2014 Standard for Portable Electric Luminaires establishes core safety requirements and test protocols for North American-market portable lighting products like table and floor lamps. It covers electrical safety (Chapters 100–110), thermal performance (Chapters 143–148), mechanical stability (Chapter 153), and material flammability, with dedicated tests to prevent electric shock, overheating, structural collapse, and fire hazards.
- [IEC 61869-1:2023 Instrument transformers – Part 1:General requirements](https://www.lisungroup.com/standards/iec-61869-12023-instrument-transformers-part-1general-requirements.html): As a revised edition released in 2023, IEC 61869-1:2023 supersedes the 2007 version of the same standard as well as IEC 61869-6:2016, updating technical content to meet the latest industry needs of electrical equipment. It should be noted that this standard does not apply to low-voltage instrument transformers (≤1 kV AC or ≤1.5 kV DC), which are instead regulated by IEC 61869-201.
- [IEC 60335-2-6:2024 Household and similar electrical appliances – Safety – Part 2-6: Particular requirements for stationary cooking ranges, hobs, ovens and similar appliances](https://www.lisungroup.com/standards/iec-60335-2-62024-household-and-similar-electrical-appliances-safety-part-2-6-particular-requirements-for-stationary-cooking-ranges-hobs-ovens-and-similar-appliances.html): IEC 60335-2-6:2024 is a safety standard focusing on stationary electric cooking appliances for household and similar use, including cooking ranges, hobs (e.g., induction cooktops), ovens (pyrolytic, steam types), grills, and induction wok elements.
- [IEC 62560:2015 Self-ballasted LED-lamps for general lighting services by voltage > 50 V- Safety specifications](https://www.lisungroup.com/standards/iec-625602015-self-ballasted-led-lamps-for-general-lighting-services-by-voltage-50-v-safety-specifications.html): IEC 62560:2015 is a universal safety standard for self-ballasted LED lamps used in general lighting, with a rated voltage over 50 V (e.g., common screw/bayonet LED bulbs). It excludes lamps for special uses like explosion-proof or medical lighting.
- [IEC 60968:2015 Self-ballasted fluorescent lamps for general lighting services – Safety requirements](https://www.lisungroup.com/standards/iec-609682015-self-ballasted-fluorescent-lamps-for-general-lighting-services-safety-requirements.html): IEC 60968:2015 is an international safety standard governing self-ballasted fluorescent lamps (SBFLs) for general lighting applications. It applies to lamps with a rated voltage of 50V to 250V and rated frequency of 50Hz or 60Hz, featuring lamp caps compliant with IEC 60061-1, and intended for household and similar indoor/outdoor use.
- [IEC 60099-4:2014 Surge arresters-Part 4: Metal-oxide surge aresters without gaps for a.c. systems](https://www.lisungroup.com/standards/iec-60099-42014-surge-arresters-part-4-metal-oxide-surge-aresters-without-gaps-for-a-c-systems.html): IEC 60099-4:2014 is an international standard specifying technical requirements, test methods, and performance criteria for gapless metal-oxide surge arresters (MOSAs) used in alternating current (a.c.) power systems. It focuses on arresters designed to protect electrical equipment from transient overvoltages, such as those caused by lightning or switching operations, by leveraging the nonlinear voltage-current characteristics of metal-oxide materials.
- [IEC 60730-1:2010 Automatic electrical controls for household and similar use-Part 1:General requirements](https://www.lisungroup.com/standards/iec-60730-12010-automatic-electrical-controls-for-household-and-similar-use-part-1general-requirements.html): IEC 60730-1:2010 defines general safety and performance requirements for automatic electrical controls used in or with household and similar equipment, encompassing energy sources like electricity, gas, oil, solid fuel, and solar thermal energy.
- [UL 991:2000 Tests for Safety-Related Controls Employing Solid-State Devices](https://www.lisungroup.com/standards/ul-9912000-tests-for-safety-related-controls-employing-solid-state-devices.html): UL 991:2000 is a critical safety standard from Underwriters Laboratories (UL) that outlines specific testing requirements for safety-related controls incorporating solid-state devices. Designed to address the unique safety risks associated with solid-state technologies (e.g., semiconductors), the standard applies to a range of control devices—such as protective relays, temperature cutoffs, and current-limiting controls—used in industrial, commercial, and certain residential settings where device failure could result in fire, electric shock, or personal harm.
- [UL 1447:2020 Electric Lawn Mowers](https://www.lisungroup.com/standards/ul-14472020-electric-lawn-mowers.html): UL 1447:2020 is a safety standard developed by Underwriters Laboratories (UL) for electric lawn mowers, covering both corded (rated voltage ≤250V) and battery-powered models. It specifies comprehensive safety requirements across key dimensions, including electrical safety (such as insulation integrity, leakage current control, and wiring connections), mechanical protection (like component strength, blade safety, and structural stability), and operational safety (including splash protection and charging system safety for battery-powered units).
- [IEC 62281:2023 Safety of primary and secondary lithium cells and batteries during transport](https://www.lisungroup.com/standards/iec-622812023-safety-of-primary-and-secondary-lithium-cells-and-batteries-during-transport.html): IEC 62281:2023 is an updated international standard focusing on the safety requirements for primary and secondary lithium cells and batteries during transportation. It applies to all lithium-based cells and batteries intended for transport, covering technical specifications to mitigate risks such as thermal runaway, short circuits, or leakage during shipping.
- [IEC-61951-1:2006 Secondary cells and batteries containing alkaline or other non-acid electrolytes – Portable sealed rechargeable single cells – Part 1: Nickel-cadmium](https://www.lisungroup.com/standards/iec-61951-12006-secondary-cells-and-batteries-containing-alkaline-or-other-non-acid-electrolytes-portable-sealed-rechargeable-single-cells-part-1-nickel-cadmium.html): IEC 61951-1:2006 is an international standard specifying requirements and test methods for portable sealed rechargeable nickel-cadmium single cells with alkaline or other non-acid electrolytes. It applies to such cells used in portable applications, establishing uniform technical criteria to guide manufacturing, testing, and application processes globally.
- [ANSI/CAN/UL 2849:2022 STANDARD FOR SAFETY – Electrical Systems for eBikes](https://www.lisungroup.com/standards/ansi-can-ul-28492022-standard-for-safety-electrical-systems-for-ebikes.html): ANSI/CAN/UL 2849:2022 is a key safety standard for electrical systems of electric bicycles. It comprehensively covers multiple aspects of electrical safety, including insulation performance, short-circuit protection, overload protection, and temperature resistance of electrical components.
- [IS 1293:2019 Plugs and Socket-Outlets for Household and Similar Purposes of Rated Voltage up to and Including 250 V and Rated Current up to and Including 16 A – Specification](https://www.lisungroup.com/standards/is-12932019-plugs-and-socket-outlets-for-household-and-similar-purposes-of-rated-voltage-up-to-and-including-250-v-and-rated-current-up-to-and-including-16-a-specification.html): IS 1293:2019 is India’s national standard (by BIS) for household and similar-purpose plugs and socket-outlets with rated voltage ≤250V and rated current ≤16A. Its primary aim is to set uniform safety and performance criteria for these electrical accessories, ensuring they operate reliably and mitigate risks like electric shock or fire in residential, commercial, and light industrial settings.
- [IS 3854:2023 Switches for Domestic and Similar Purposes一Specification](https://www.lisungroup.com/standards/is-38542023-switches-for-domestic-and-similar-purposes%e4%b8%80-specification.html): IS 3854:2023 is India’s national standard (by BIS) for domestic and similar-purpose switches. It applies to manual AC switches (up to 250V, 20A) used in homes, commercial or light industrial settings to control lighting/appliances. Its main goal is to set uniform safety and performance benchmarks, mitigating risks like electric shock or fire, and ensuring reliable operation in Indian usage environments.
- [IEC 60983:2005 Miniature Lamps](https://www.lisungroup.com/standards/iec-60983.html): IEC 60983:2005 is an IEC-released international standard for miniature lamps, combining its 1995 2nd edition and 2005 Amendment 1 (IEC 60983:1995+AMD1:2005 CSV) with validity through 2025. It is overseen by IEC/TC 34 (Lighting) Subcommittee SC 34A and classified under ICS 29.140.20 (incandescent lamp technologies).
- [IEC 60810:2022 Lamps, light sources and led packages for road vehicles-Performance requirements](https://www.lisungroup.com/standards/iec-608102022-lamps-light-sources-and-led-packages-for-road-vehicles-performance-requirements.html): IEC 60810Lamps, light sources and led packages for road vehicles- Performance requirements need to use LISUN goniophotometer, integrating sphere and spectroradiometer system to test
- [IEC 60809:2023 Lamps for road vehicles- Dimensional, electrical and luminous requirements](https://www.lisungroup.com/standards/iec-608092023-lamps-for-road-vehicles-dimensional-electrical-and-luminous-requirements.html): IEC 60809:2023 is an international standard published by the International Electrotechnical Commission (IEC) that specifies dimensional, electrical, and luminous requirements for lamps used in road vehicles.
- [IEC 60434:1973 Aircraft electrical filement lamps](https://www.lisungroup.com/standards/iec-60434.html): IEC 60434:1973 is a standard for aircraft electrical filament lamps. It specifies the technical requirements to ensure the quality and interchangeability of these lamps. The standard covers various aspects, including the design, manufacture, performance, and safety of the lamps. It defines the types and characteristics of the lamps, such as the structure, material, and temperature of the filament. It also sets safety requirements to prevent fires, electric shocks, and mechanical damage.
- [IEC 60601-1:2005 Medical electrical equipment-Part 1: General requirements for basic safety and essential performance](https://www.lisungroup.com/standards/iec-60601-1.html): IEC 60601-1:2005 is a standard that specifies the general requirements for the basic safety and essential performance of medical electrical equipment. It applies to various types of medical electrical equipment during the design, manufacturing, and use processes. The standard covers multiple aspects such as electrical safety, mechanical protection, electromagnetic compatibility, marking, and usage information, aiming to ensure the safety and reliability of the equipment in clinical applications.
- [IEC 61010-1:2010 Safety requirements for electrical equipment for measurement, control, and laboratory use – Part 1: General requirements](https://www.lisungroup.com/standards/iec-61010-1-safety-requirements-for-electrical-equipment-for-measurement-control-and-laboratory.html): International standard IEC 61010-1 specifies safety requirements for a variety of electrical systems, including test and measurement, industrial process control, and laboratory equipment. The purpose of the standard is to minimize hazards to operators and the surrounding environment and equipment.
- [UL 496:2013 STANDARD FOR SAFETY – Lampholders](https://www.lisungroup.com/standards/ul-4962013-standard-for-safety-lampholders.html): UL 496:2013 is a safety standard governing lampholders for incandescent, fluorescent, and other discharge lamps, along with related parts like lamp shade holders and GU24/GU24-1 bases for LED self-ballasted lamps.
- [IEC 60838-1:2020 Miscellaneous lampholders-Part 1: General requirements and tests](https://www.lisungroup.com/standards/iec-60838-12020-miscellaneous-lampholders-part-1-general-requirements-and-tests-2.html): IEC 60838-1:2020 is an international standard developed by the International Electrotechnical Commission (IEC) that specifies general requirements and corresponding test methods for miscellaneous lampholders. Released in 2020, this standard serves as a core technical reference for the design, production, inspection, and application of miscellaneous lampholders, which are widely used in residential, commercial, industrial, and other scenarios to connect lamps to power sources.
- [IEC 60400:2004 Lampholders for tubular fluorescent lamps and starterholders](https://www.lisungroup.com/standards/iec-604002004-lampholders-for-tubular-fluorescent-lamps-and-starterholders.html): In addition, IEC 60400:2004 also details the specific test methods. These testing procedures are utilized to verify the compliance of lampholders and starter - holders with the previously mentioned requirements, making sure that they can work safely and stably when used with corresponding fluorescent lamps and starters.
- [IEC 60238:2020 Edison screw lampholders](https://www.lisungroup.com/standards/iec-602382020-edison-screw-lampholders.html): IEC 60238:2020 focuses on key performance and safety criteria, such as electrical insulation resistance, contact conductivity (typically requiring corrosion-resistant materials like brass for current-carrying parts), and mechanical durability (e.g., withstanding repeated lamp insertion/removal). It also updates test methods for verifying "creepage distances and clearances" to prevent electrical hazards, and adds definitions for specialized types like enclosed reinforced insulation lampholders.

## Cases
- [Egypt – LISUN Engineer Provide Installation for LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System and LSG-1800A High Precision Rotation Luminaire Goniophotometer](https://www.lisungroup.com/cases/egypt-customer-successfully-installed-lisun-lpce-2-lms-9000c-high-precision-spectroradiometer-integrating-sphere-system-and-lsg-1800a-high-precision-rotation-luminaire-goniophotometer.html): To meet these requirements, we recommended the LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System and LSG-1800A High Precision Rotation Luminaire Goniophotometer, featuring fast, accurate testing and comprehensive data analysis. The customer thoroughly reviewed the technical details, approved the solution, and placed an order promptly. 
- [Russia – LISUN Engineer Provide Installation and Training for Environmental Testing Machines](https://www.lisungroup.com/cases/russia-lisun-engineer-provide-installation-and-training-for-environmental-testing-machines.html): Russia – LISUN Engineer Provide Installation and Training for Environmental Testing Machines
- [Saudi Arabia – LISUN engineer successfully installed and trained LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C)](https://www.lisungroup.com/cases/saudi-arabia-lisun-engineer-successfully-installed-and-trained-lsg-6000-lm-79-moving-detector-goniophotometer-mirror-type-c.html): LISUN engineer traveled to Saudi Arabia and successfully completed the on-site installation and technical training of the LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C). With precise equipment adaptation, professional technical support and efficient service response, LISUN has won high praise from the customer. As a world-renowned comprehensive quality assurance service provider and a core solution partner of TUV Austria in the Middle East and North Africa (MENA) region, this cooperation not only demonstrates LISUN’s technical strength in the field of lighting testing equipment, but also lays a foundation for both parties to deepen cooperation in the Middle East market.
- [Egypt – LISUN Hosts Successful Lighting Equipment Salon to Foster Industry Exchange and Innovation](https://www.lisungroup.com/cases/egypt-lisun-hosts-successful-lighting-equipment-salon-to-foster-industry-exchange-and-innovation.html): Amid the vigorous development of the lighting industry, LISUN Group. successfully hosted a lighting equipment salon. The event aimed to promote exchanges and cooperation among lighting enterprises, and drive the innovation and application of lighting technologies. It attracted the active participation of numerous local lighting enterprises as well as those that had previously purchased equipment from LISUN, who jointly conducted in-depth discussions on lighting-related products.
- [Tanzania – LISUN Engineers’ On-Site Contribution Successful Establishment of  Lighting Product Testing Lab](https://www.lisungroup.com/cases/tanzania-lisun-engineers-on-site-contribution-successful-establishment-of-lighting-product-testing-lab.html): Tanzania – LISUN Engineers’ On-Site Contribution Successful Establishment of Lighting Product Testing Lab
- [Egypt – Successfully Installed LISUN LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C)  and LPCE-2(LMS-9000) High Precision Spectroradiometer Integrating Sphere System](https://www.lisungroup.com/cases/egypt-successfully-installed-lisun-lsg-6000-lm-79-moving-detector-goniophotometer-mirror-type-c-and-lpce-2lms-9000-high-precision-spectroradiometer-integrating-sphere-system.html): Based on the initial business plan, we conducted multiple rounds of in-depth communication with the client, fully clarifying their specific needs for particular testing parameters, and recommend the LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C) in a targeted manner. After sufficient internal discussion, planning and evaluation, the client finally decided to place an order for the system. To ensure the stable operation of the equipment, we coordinated the professional engineer team of LISUN to be responsible for installation and training, while the after-sales service team stationed in India simultaneously provided support for equipment installation, commissioning and operation guidance. During the installation process, the engineer team detailed the equipment operation procedures, precautions and maintenance key points, and assisted the client in completing the preliminary operation of photoelectric color testing through practical demonstrations and one-on-one guidance. With systematic professional training, the client quickly mastered the equipment operation skills and can now carry out testing work independently. After the equipment was installed, commissioned and delivered, it was successfully put into operation in the client’s laboratory. The client submitted photos of the completed installation to confirm acceptance, and highly recognized the equipment’s efficiency and testing accuracy, believing it fully meets all core requirements of photoelectric color testing. It is worth mentioning that the system has significantly shortened the testing cycle for large batches of samples, providing strong support for improving the work efficiency of the laboratory.
- [Israel – Customer successfully installed LISUN LSG-1800A High Precision Rotation Luminaire Goniophotometer](https://www.lisungroup.com/cases/israel-customer-successfully-installed-lisun-lsg-1800a-high-precision-rotation-luminaire-goniophotometer.html): Taking into account the client’s budget constraints and combining their actual needs, we recommended the LSG-1800A High Precision Rotation Luminaire Goniophotometer. This equipment can not only accurately conduct tests compliant with the IES-LM-79 standard but also meet the client’s expectations in terms of cost control, making it an ideal choice that balances testing accuracy and budget requirements.
- [The In-depth Cooperation between Russia’s Leading Lighting Enterprise and Professional Testing Equipment Supplier](https://www.lisungroup.com/cases/the-in-depth-cooperation-between-russias-leading-lighting-enterprise-and-professional-testing-equipment-supplier.html): The In-depth Cooperation between Russia’s Leading Lighting Enterprise and Professional Testing Equipment Supplier
- [Saudi Arabia – LISUN engineer provide free on-site installation and training for the LPCE-2 High Precision Spectroradiometer Integrating Sphere System](https://www.lisungroup.com/cases/saudi-arabia-lisun-engineer-provide-free-on-site-installation-and-training-for-the-lpce-2-high-precision-spectroradiometer-integrating-sphere-system.html): Considering the client’s pain points of testing multi size samples and the demand for full parameter detection, we recommended the LISUN LPCE-2(LMS-9000) High Precision Spectroradiometer Integrating Sphere System. The system is standardly equipped with a 2 meter and 0.3 meter dual integrating sphere, which can flexibly adapt to the testing of large, medium and small LED samples. One system fulfills all testing items, greatly improving laboratory efficiency and testing accuracy. After verifying key technical specifications, the client highly approved the solution and placed the order promptly.
- [Saudi Arabia – LISUN engineer provide on-site installation and training for Environmental Testing Chambers](https://www.lisungroup.com/cases/saudi-arabia-lisun-engineer-provide-installation-and-training-for-environmental-testing-chambers-on-site.html): Saudi Arabia – LISUN engineer provide installation and training for Environmental Testing Chambers on-site
- [Tanzania – LISUN Engineer Provide On-site Installation and Training for LSG-6000CCD LM-79 Moving Detector Goniophotometer (Mirror Type C)](https://www.lisungroup.com/cases/tanzania-lisun-engineer-provide-on-site-installation-and-training-for-lsg-6000ccd-lm-79-moving-detector-goniophotometer-mirror-type-c.html): During the equipment selection phase, the client clearly put forward several core requirements. First, it needed to be compatible with test lamps of different specifications to ensure comprehensive testing of lighting fixtures of various sizes. Second, the equipment must comply with international and local standards such as LM-79-1 and IS 16106 to guarantee the authority and compliance of test data. Third, while ensuring product quality, the equipment procurement cost should be controlled within the budget. Based on these needs, LISUN’s engineering team specifically recommended the LSG-6000CCD LM-79 Moving Detector Goniophotometer (Mirror Type C). Equipped with a high-precision CCD detector, this system can quickly and accurately measure the photometric parameters of lighting products, ensuring reliable test results. Its vertical rotation structure design not only saves space but also closely adapts to the actual application scenarios of the laboratory. After a detailed evaluation, the client confirmed that the equipment fully met the technical requirements and budget plan, and finally finalized the procurement intention.
- [Indonesia – LISUN Engineer Provide Installation and Training for Electrical Safety Testing Machines](https://www.lisungroup.com/cases/indonesia-lisun-engineer-provide-installation-and-training-for-electrical-safety-testing-machines.html): Indonesia – LISUN Engineer Provide Installation and Training for Electrical Safety Testing Machines
- [Vietnam – LISUN engineer provide training and calibration for LPCE-3 CCD Spectroradiometer Integrating Sphere Compact System](https://www.lisungroup.com/cases/vietnam-lisun-engineer-provide-training-and-calibration-for-lpce-3-ccd-spectroradiometer-integrating-sphere-compact-system.html): Vietnam – LISUN engineer provide training and calibration for LPCE-3 CCD Spectroradiometer Integrating Sphere Compact System
- [Indonesia – LISUN Engineer Provide Installation and Training for LSG-1800A High Precision Rotation Luminaire Goniophotometer](https://www.lisungroup.com/cases/indonesia-lisun-engineer-provide-installation-and-training-for-lsg-1800a-high-precision-rotation-luminaire-goniophotometer.html): With the continuous expansion of testing business scope and the increasing variety of test samples, traditional testing methods could no longer meet business development needs. Therefore, the client decided to build a new testing laboratory. After fully understanding the client’s needs and budget, we quickly recommended suitable equipment: the LISUN LSG-1800A High Precision Rotation Luminaire Goniophotometer. Considering the small size of the client’s testing lamps and the existing laboratory space, we particularly recommended the more compact and cost-effective high-precision distributed photometer. Meanwhile, due to budget constraints, we suggested the client choose smaller equipment to ensure it met both economic conditions and practical needs.
- [Vietnam – LISUN Engineer Provide Installation and Training for Three Loop Antenna and UV Aging Test Chamber](https://www.lisungroup.com/cases/vietnam-lisun-engineer-provide-installation-and-training-for-three-loop-antenna-and-uv-aging-test-chamber.html): Nowadays, with the expansion of the customer’s business and the upgrading of industry standards, facing new testing requirements, the customer immediately carried out in-depth communication with us. During the communication process, our professional pre-sales technical team conducted several rounds of detailed discussions with the customer to fully understand key information such as the characteristics of the customer’s new products, the testing environment, and the expected goals. Based on rich industry experience and professional knowledge reserves, our business team responded quickly and immediately organized coordinated discussions among multiple departments such as technology, research and development, and sales. After rigorous scheme design and repeated verification, a comprehensive and targeted solution was finally confirmed, aiming to provide the customer with more suitable and efficient testing services and help the customer achieve ideal results in the new round of product testing. The products purchased this time include: Three Loop Antenna VVLA-30M; UV Aging Test Chamber UV-263LS; and Temperature Humidity Chamber GDJS-020B.
- [Saudi Arabia – LISUN Engineers Successfully Assisted in Setting Up A Lighting Product Testing Laboratory](https://www.lisungroup.com/cases/saudi-arabia-lisun-engineers-successfully-assisted-in-setting-up-a-lighting-product-testing-laboratory.html): In the field of testing, inspection and certification services, this Saudi Arabian certification agency has an extensive business network. It has set up more than 18 laboratories in major cities and customs ports in Saudi Arabia, and its service scope covers countries in the Gulf Cooperation Council, the Middle East, North Africa and the Indian region. Through internal channels within the group, the agency learned about LISUN’s professional capabilities in the field of testing equipment, and subsequently conducted on-site inspections of LISUN’s exhibition hall and laboratory in Shanghai. During the inspection process, LISUN’s product quality and after-sales service system were recognized by the client, and the client expressed its intention to cooperate, hoping that LISUN in Shanghai could provide equipment and solutions for the lighting product testing laboratory it was building.
- [Saudi Arabia – LISUN engineer provide on-site installation and training on LED Optical Aging Test Instrument](https://www.lisungroup.com/cases/saudi-arabia-lisun-engineer-provide-on-site-installation-and-training-on-led-optical-aging-test-instrument.html): Saudi Arabia – LISUN engineer provide on-site installation and training on LED Optical Aging Test Instrument
- [India – LISUN engineer provide installation and training for LM-79 Moving Detector Goniophotometer (Mirror Type C) on-site](https://www.lisungroup.com/cases/india-lisun-engineer-provide-installation-and-training-for-lm-79-moving-detector-goniophotometer-mirror-type-c-on-site.html): In the rapidly evolving global lighting industry, precise testing and quality control are essential. Recently, a well-known testing laboratory in India successfully introduced LISUN’s LSG-6000CCDLM-79 Moving Detector Goniophotometer (Mirror Type C), further enhancing its lighting product testing capabilities. This collaboration not only highlights LISUN’s outstanding technical expertise in optical testing but also demonstrates the laboratory’s pursuit of high-quality testing equipment.
- [Turkey – Customer build a lighting test instrument and IP test instrument](https://www.lisungroup.com/cases/turkey-customer-build-a-lighting-test-instrument-and-ip-test-instrument.html): Turkey – Customer build a lighting test instrument and IP test instrument
- [Malaysia – LISUN engineer provide installation and training for LM-79 Moving Detector Goniophotometer (Mirror Type C)and Waterproof test chamber](https://www.lisungroup.com/cases/malaysia-lisun-engineer-provide-installation-and-training-for-lm-79-moving-detector-goniophotometer-mirror-type-cand-waterproof-test-chamber.html): The customer explicitly stated that the equipment must fully comply with LM-79-19 standards. Based on the customer’s budget and darkroom dimensions, we recommended the LSG-3000B LM-79 LM-79 Moving Detector Goniophotometer (Mirror Type C). Additionally, for waterproof testing requirements, we suggested the JL-56 Waterproof Testing Equipment.
- [Malaysia – LISUN engineer provide installation and training for Integrating sphere spectroradiometer system and goniophotometer set up](https://www.lisungroup.com/cases/malaysia-lisun-engineer-provide-installation-and-training-for-integrating-sphere-spectroradiometer-system-and-goniophotometer-set-up.html): Malaysia – LISUN engineer provide installation and training for Integrating sphere spectroradiometer system
- [Tanzania – LISUN Engineer Provide On-site Installation and Training for LEDLM-84PL LED Optical Aging Test Instrument](https://www.lisungroup.com/cases/tanzania-lisun-engineer-provide-on-site-installation-and-training-for-ledlm-84pl-led-optical-aging-test-instrument.html): Since submitting the preliminary proposal, we have engaged in in-depth technical dialogues with the client. By regularly providing technical manuals containing core parameters, technical principles, and application cases, as well as conducting multiple online Q&A sessions, we ensured the client had a comprehensive understanding of the performance advantages of our LEDLM-84PL LED Optical Aging Test Instrument. During the client’s evaluation and funding preparation phase, our technical team conducted numerous detailed discussions on laboratory adaptation requirements, confirming and optimizing scheme details item by item.
- [Mexico – Customer successfully installed LISUN LSG-6000CCD LM-79 Moving Detector Goniophotometer (Mirror Type C)](https://www.lisungroup.com/cases/mexico-customer-successfully-installed-lisun-lsg-6000ccd-lm-79-moving-detector-goniophotometer-mirror-type-c.html): After extensive research on various optical testing equipment suppliers, the company ultimately chose the LISUN LSG-6000CCD LM-79 Moving Detector Goniophotometer (Mirror Type C). This device fully complies with LM-79-19, EN13032-1, CIE S025, SASO2902, IS16106, and other international standards, making it ideal for various lighting product optical tests.
- [Russia – LISUN Engineer Provide Installation and Training for EMI and EMC Testing Equipments](https://www.lisungroup.com/cases/russia-lisun-engineer-provide-installation-and-training-for-emi-and-emc-testing-equipments.html): As a leading benchmark in Russia’s lighting industry, this enterprise is positioned around providing full-scenario lighting solutions. With decades of dedication to the professional lighting sector, it specializes in customizing high-quality lighting systems for diverse scenarios such as industrial workshops, commercial office spaces, and outdoor municipal projects. Its core advantage lies in the strong adaptability of its products to complex environments — even under extreme conditions like sub-zero temperatures and high humidity, they can maintain stable illumination brightness and uniform light distribution. Meanwhile, relying on low-energy consumption technologies and durable designs, the products achieve the dual value of long-term and efficient operation.
- [South Korea – Customer Successfully Installed and Used LISUN EMC Electromagnetic Compatibility Testing Equipment](https://www.lisungroup.com/cases/south-korea-customer-successfully-installed-and-used-lisun-emc-electromagnetic-compatibility-testing-equipment.html): South Korea – Customer Successfully Installed and Used LISUN EMC Electromagnetic Compatibility Testing Equipment
- [Saudi Arabia – LISUN engineer provide installation and training for EN62471-C Optical Radiation Safety Testing System](https://www.lisungroup.com/cases/saudi-arabia-lisun-engineer-provide-installation-and-training-for-en62471-c-optical-radiation-safety-testing-system.html): Upon receiving this requirement, our project team immediately organized a group of senior engineers to conduct a technical assessment. Based on the client’s submitted test samples and specific technical parameters, our engineering team analyzed the practical application scenarios in conjunction with the relevant standard requirements. Ultimately, we recommended the EN62471-C Optical Radiation Safety Measurement System as the core solution for their laboratory’s optical radiation safety testing needs.
- [Saudi Arabia – LISUN engineer successfully installed High Precision Spectroradiometer Integrating Sphere System and LM-79 Moving Detector Goniophotometer](https://www.lisungroup.com/cases/saudi-arabia-lisun-engineer-successfully-installed-high-precision-spectroradiometer-integrating-sphere-system-and-lm-79-moving-detector-goniophotometer.html): This customer is affiliated with Conformity Assurance , a specialized organization in the fields of testing, inspection, conformity assessment, quality control, and safety evaluation. With a network of over 18 advanced testing and inspection laboratories strategically located across major cities in the Kingdom of Saudi Arabia and key customs ports, this company ensures broad regional coverage. The company also maintains a strong international presence through its offices in the GCC countries, the Middle East, North Africa, and India. Recognized as one of the world’s leading certification bodies, this company delivers a competitive edge to its clients by ensuring compliance, enhancing quality, and building trust across global markets.
- [Indonesia – LISUN Engineer Provide Installation and Training for LPCE-2(LMS-9000) High Precision Spectroradiometer Integrating Sphere System](https://www.lisungroup.com/cases/indonesia-lisun-engineer-provide-installation-and-training-for-lpce-2lms-9000-high-precision-spectroradiometer-integrating-sphere-system.html): Indonesia – LISUN Engineer Provide Installation and Training for LPCE-2(LMS-9000) High Precision Spectroradiometer Integrating Sphere System
- [Vietnam – LISUN engineer provide installation and training for the RoHS tester and LED driver aging rack](https://www.lisungroup.com/cases/vietnam-lisun-engineer-provide-installation-and-training-for-the-rohs-tester-and-led-driver-aging-rack.html): Successfully installed the RoHS tester
- [India – LISUN engineers support customer successfully install LEDLM-80PL LED Optical Aging Test Instrument](https://www.lisungroup.com/cases/india-lisun-engineers-support-customer-successfully-install-ledlm-80pl-led-optical-aging-test-instrument.html): LED Optical Aging Test Instrument LED Optical Aging Test Instrument LEDLM 80PL
- [Indonesia – LISUN Engineers Assist Leading Indonesian Electric Two-Wheeler Brand with Customized Waterproof Testing Equipment](https://www.lisungroup.com/cases/indonesia-lisun-engineers-assist-leading-indonesian-electric-two-wheeler-brand-with-customized-waterproof-testing-equipment.html): The client discovered our waterproof testing equipment through our website and expressed interest in conducting IPX5 and IPX6 waterproof tests for their products. Given that their product range includes electric bicycles, electric motorcycles, and electric scooters, the client’s needs were not limited to a single product but required comprehensive waterproof performance testing for various models.
- [India –  LISUN engineer provide installation and training for customer who purchased LISUN LPCE-2 High Precision Spectroradiometer Integrating Sphere System and LSG-6000SCCD LM-79 Moving Detector Goniophotometer (Mirror Type C)](https://www.lisungroup.com/cases/india-lisun-engineer-provide-installation-and-training-for-customer.html): After the equipment was installed, the client began conducting tests in their laboratory and sent us photos of the successful installation. The client reported that Lisun’s equipment was not only efficient and precise but also fully met their requirements for optical, color, and electrical testing. With the LPCE-2 High Precision Spectroradiometer Integrating Sphere System and LSG-6000SCCD LM-79 Moving Detector Goniophotometer (Mirror Type C), the client could complete a large number of test samples in a short time, significantly improving the efficiency of their laboratory operations.
- [Vietnam – Successfully installed LSG-1800ACCD High Precision Rotation Luminaire Goniospectroradiometer](https://www.lisungroup.com/cases/vietnam-successfully-installed-lsg-1800accd-high-precision-rotation-luminaire-goniospectroradiometer.html): To address these new demands, we recommended the LSG-1800ACCD High Precision Rotation Luminaire Goniospectroradiometer. After confirming the system’s compatibility with their testing space and resolving some technical queries, the customer promptly placed an order for the advanced equipment.
- [Indonesia – LISUN engineer provide installation and training for EMI/EMC test equipment](https://www.lisungroup.com/cases/indonesia-lisun-engineer-provide-installation-and-training-for-emi-emc-test-equipment.html): Indonesia – LISUN engineer provide installation and training for EMI/EMC test equipment
- [UK – Customer successfully installed Lisun LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System](https://www.lisungroup.com/cases/uk-customer-successfully-installed-lisun-lpce-2-lms-9000c-high-precision-spectroradiometer-integrating-sphere-system.html): To meet these requirements, we recommended the LISUN LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System, which offers fast, precise testing and comprehensive data analysis capabilities. After a thorough review of the technical details, the customer was satisfied with the solution and promptly placed an order.
- [Indonesia – Lisun engineers provide free maintenance of LPCE-2 (LMS-9000) High Precision Spectroradiometer Integrating Sphere System](https://www.lisungroup.com/cases/lisun-engineers-provide-free-maintenance-of-lpce-2-lms-9000-high-precision-spectroradiometer-integrating-sphere-system.html): Based on these comprehensive and professional requirements, the LISUN team recommended the LPCE-2 (LMS-9000) High Precision Spectroradiometer Integrating Sphere System . After detailed discussions with LISUN engineers about the technical performance of the equipment, the customer quickly reached a purchase decision and ultimately selected this system.
- [Indonesia – LISUN Engineer Successfully Installed LSG-1800ACCD High Precision Rotation Luminaire Goniospectroradiometer](https://www.lisungroup.com/cases/indonesia-lisun-engineer-successfully-installed-lsg-1800accd-high-precision-rotation-luminaire-goniospectroradiometer.html): After discussing the required dimensions for the darkroom and other installation conditions, the customer promptly placed an order for the LSG-1800ACCD High Precision Rotation Luminaire Goniospectroradiometer.
- [Bulgaria – Customer successfully installed and operated LISUN LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System and LSG-1800A High Precision Rotation Luminaire Goniophotometer](https://www.lisungroup.com/cases/customer-successfully-installed-and-operated-lisun-high-precision-spectroradiometer-integrating-sphere-system-and-goniophotometer.html): With the increasing demand for efficient, energy-saving, and high-quality streetlights, the Bulgarian streetlight factory faced the challenge of improving its quality testing process for lighting fixtures. Particularly in the production of LED streetlights and high-bay lights, accurately measuring and evaluating the photometric and electrical performance of light sources became a core challenge in enhancing product quality. Therefore, the factory decided to invest in LISUN’s LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System and the LSG-1800A High Precision Rotation Luminaire Goniophotometer to ensure their products meet international standards and customer requirements.
- [India – Achieving ISO 17025 and NABL Certification with LISUN LSG-6000CCD Goniospectroradiometer](https://www.lisungroup.com/cases/india-achieving-iso-17025-and-nabl-certification-with-lisun-lsg-6000ccd-goniospectroradiometer.html): In the ever-evolving landscape of testing laboratories, maintaining high standards and achieving recognized certifications is crucial for success. This case study highlights how a customer in India successfully utilized the LISUN LSG-6000CCD goniospectroradiometer to obtain ISO 17025 and NABL certification, enhancing their credibility and operational efficiency.
- [Australia – Successful Installation of Lisun LSG-1890BCCD Goniospectroradiometer and LPCE-2 Integrating Sphere System](https://www.lisungroup.com/cases/australia-successful-installation-of-lisun-lsg-1890bccd-goniospectroradiometer-and-lpce-2-integrating-sphere-system.html): The company reviewed our LPCE-2 (LMS-9000) High Precision Spectroradiometer Integrating Sphere System and LSG-1890BCCD High Precision Rotation Luminaire Goniospectroradiometer through an online search. After reviewing the detailed information on our website, customer showed great interest in these devices. These two pieces of equipment are well-regarded in the industry for their ability to provide precise and efficient spectroradiometric and spatial spectral radiation distribution measurements, exactly what the customer needed.
- [Russia –  Customer successfully installed and operated LSG-1800A High Precision Rotation Luminaire Goniophotometer](https://www.lisungroup.com/cases/customer-successfully-installed-and-operated-lsg-1800a-goniophotometer.html): Due to our previous collaboration, the client gained a thorough understanding of the quality of our equipment and our excellent after-sales service. This time, the client chose our equipment again. After briefly discussing some technical issues and the preparation of the dark room, the client quickly placed an order for our LSG-1800A High Precision Rotation Luminaire Goniophotometer. LISUN LSG-1800A goniphotometer uses a constant temperature detector, Japanese motor and German precision angle coder which keep the test results with high accuracy. It is used for industrial laboratory photometric data measurement of all kinds of luminaries such as LED luminaries, HID lamps, fluorescent lamps and so on.
- [Indonesia – LISUN support customer to set up EMI/EMC test lab](https://www.lisungroup.com/cases/indonesia-lisun-support-customer-to-set-up-emi-emc-test-lab.html): This Indonesia-based product certification body and testing laboratory is one of the leading quality testing and certification institutions in the country. They specialize in providing authoritative certification services for products across various industries, ensuring compliance with both international and domestic quality standards and regulatory requirements. With an experienced professional team comprising engineers, technical experts, and quality control personnel, they are dedicated to offering the most reliable and efficient services to their clients.
- [Czech Republic-Successful installed and operated of LSG-1800ACCD High Precision Rotation Luminaire Goniospectroradiometer](https://www.lisungroup.com/cases/successful-installed-and-operated-of-luminaire-goniospectroradiometer.html): This customer understands our company’s information through search on the website. After understanding the goniophotometer of customers’ needs and communicating with customers, a series of issues have been communicated, and customers need to test color temperature and CRI. Therefore, the goniophotometer without color parameters cannot meet the customer’s requirements. At the same time, we also understand that the maximum size of the customer’s measurement does not exceed 1m. Therefore, we recommend LISUN hot sell LSG-1800ACCD High Precision Rotation Luminaire Goniospectroradiometer to customer. Customers start preparing budget after confirming technical problems such as dark rooms. While preparing the budget, customers are also preparing a suitable dark room.
- [Vietnam – LISUN engineer provide calibration services for LPCE-3 CCD Spectroradiometer Integrating Sphere Compact System](https://www.lisungroup.com/cases/vietnam-lisun-engineer-provide-calibration-services-for-lpce-3-ccd-spectroradiometer-integrating-sphere-compact-system.html): This LED factory is a leading local manufacturer of LED lighting products in Vietnam, and they have been committed to providing high-quality, high-performance LED products. The company mainly produces and tests LED modules and LED luminaires for a company in South Korea. The company has subsidiaries in China, South Korea, and Vietnam. In order to further improve the quality and competitiveness of LED luminaires, the company purchased the Lisun LPCE-3 compact spectroradiometer integrating sphere system some years ago.
- [Vietnam – LISUN engineer support customer set up Optical Radiation Safety Test Lab](https://www.lisungroup.com/cases/vietnam-lisun-engineer-support-customer-set-up-optical-radiation-safety-test-lab.html): This customer learns our company through our customer who already have LISUN equipments. This customer is a well -known laboratory in Vietnam, because of their purchase process is complex, so they do not buy us directly to us, but they will purchase through the form of third -party agents or bidding. This client has purchased two sets of LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System and SG61000-5 lightning surge generator through third party company. Later, the EN62471-C Optical Radiation Safety Test System was purchased through the bidding form. The customer authorized him to let the proxy help them confirmed the parameter specifications, so after confirming some technical problems, the customer quickly placed an order to LISUN.
- [Netherlands – LISUN engineer provide installation and training for LSG-1800A High Precision Rotation Luminaire Goniophotometer and LSRF-3 Lamp Start, Run-up Time and Flicker Test System](https://www.lisungroup.com/cases/netherlands-lisun-engineer-provide-installation-and-training.html): Because the High Precision Rotation Luminaire Goniophotometer that the customer’s previous inquiry did not require testing the color parameters, they only purchased our standard LSG-1800A High Precision Rotation Luminaire Goniophotometer. Later, the customer had newly added color parameters to test. In order to save budget for customer to buy a high precision goniospectroradiometer , we suggest customer to purchase a high precision spectroradiometer LMS-9000C to work together with LISUN LSG-1800A goniophotometer, so it can test color parameter. At the same time, customers are in European countries, so they inevitably need to test flicker and need to meet the latest ErP regulation , so we also recommend customers to buy LSRF-3 Lamp Start, Run-up Time and Flicker Test System and LSP-500Vast-PST AC power supply. These two device should work together with LISUN LSG-1800A goniophotometer to full meet the new ErP regulation. Although there are not many products purchased this time, at the request of the customer, our engineers still go to the customer factory for installation and training. The following is a photo that the customer is successfully installed:
- [India – LISUN engineer guide customer successfully installed and operated  LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C)](https://www.lisungroup.com/cases/india-lisun-engineer-guide-customer-successfully-installed-and-operated-lsg-6000-lm-79-moving-detector-goniophotometer-mirror-type-c.html): This customer learn our company from third party website to know about LISUN LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C). At the begaining, they just learn some information about the price and some technical information about LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C). LSG-6000 Moving Detector Goniophotometer (Mirror Type C) was manufactured by LISUN completely meets LM-79-19, IES LM-80-08, COMMISSION DELEGATED REGULATION (EU) 2019/2015, CIE-121, CIE S025, SASO 2902, IS16106 and EN13032-1 clause 6.1.1.3 type 4 requirements. Can meet the test requirements of various light sources, such as LED light sources, plant lighting, HID light sources, indoor and outdoor lighting, street lights and pan -light lights.
- [Turkey – LISUN engineers provide free calibration and training after-sales service for customers](https://www.lisungroup.com/cases/turkey-lisun-engineers-provide-free-calibration-and-training-after-sales-service-for-customers.html): LISUN engineers’ trip to Turkey this time is mainly to provide after-sales service for customers free of charge. Today, I will mainly talk about a company that is quite famous during the trip. It is a globally leading provider of quality and safety solutions, headquartered in London, UK. As a branch of the Intertek Group in Turkey, Intertek Turkey is committed to providing customers with high-quality testing, certification, inspection, and consulting services.
- [Turkey- LISUN engineer free installation and training LSG-6000 LM-79 Moving Detector Goniophotometer and SG61000-5 10KV lightning surge generator](https://www.lisungroup.com/cases/turkey-lisun-engineer-free-installation-and-training-lsg-6000-lm-79-moving-detector-goniophotometer-and-sg61000-5-10kv-lightning-surge-generator.html): In addition, the company’s lighting products are selling well in domestic and international markets, receiving high praise from customers. This is depend on they have LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C). LISUN’s LSG-6000 Moving Detector Goniophotometer (Mirror Type C) was manufactured by LISUN completely meets LM-79-19, IES LM-80-08, COMMISSION DELEGATED REGULATION (EU) 2019/2015, CIE-121, CIE S025, SASO 2902, IS16106 and EN13032-1 clause 6.1.1.3 type 4 requirements. It’s an automatic light distribution intensity 3D curve testing system for measuring light. The darkroom can be designed according to the customer’s existing room size. After understanding the size of the room required by the device, the customer soon placed an order of LSG-6000 LM-79 Moving Detector Goniophotometer (Mirror Type C).
- [Vietnam – LISUN engineer provide installation and training for Electric safety tester and IP dustproof test chamber by free](https://www.lisungroup.com/cases/vietnam-lisun-engineer-provide-installation-and-training-for-electric-safety-tester-and-ip-dustproof-test-chamber-by-free.html): Customer successfully installed and operated the dustproof test chamber

## News
- [Research on the Application of AC/DC Withstand Voltage Test in High-Voltage Safety Detection of Electrical Products](https://www.lisungroup.com/news/technology-news/research-on-the-application-of-ac-dc-withstand-voltage-test-in-high-voltage-safety-detection-of-electrical-products.html): AC/DC withstand voltage test is the core item of electrical high-voltage safety detection. Different from ordinary insulation resistance test, this test applies AC or DC high voltage far exceeding the rated working voltage to the Device Under Test (DUT), and accurately monitors breakdown leakage current synchronously, so as to intuitively evaluate the insulation material tolerance capacity and breakdown resistance limit of the equipment, and accurately find hidden insulation defects. At present, a complete standard system has been formed in the industry. Domestic and international standards such as GB 4706.1, IEC 60335-1 and GB 7000.1 clearly stipulate that all kinds of electrical products must pass the AC/DC withstand voltage test. As a professional AC/DC withstand voltage tester, LISUN WB2671B accurately meets the detection demands of various types of electrical products, taking into account the batch detection efficiency of production lines and the precision of laboratory compliance detection, and has become the core equipment for the practical application of AC/DC withstand voltage test.
- [Research on Application of Leakage Tracking Test Apparatus in Evaluation of Tracking Resistance Performance of Insulating Materials](https://www.lisungroup.com/news/technology-news/research-on-application-of-leakage-tracking-test-apparatus-in-evaluation-of-tracking-resistance-performance-of-insulating-materials.html): To quantitatively evaluate the tracking resistance of insulating materials, standardized tests must be carried out by professional testing equipment, and Leakage Tracking Test Apparatus has become the mainstream testing equipment in the industry. This equipment reproduces real pollution and electric field coupling environment, and accurately measures the Comparative Tracking Index (CTI) and Proof Tracking Index (PTI) of materials, which is essential to control the quality of insulating materials and avoid electrical safety risks. As a mature and professional Leakage Tracking Test Apparatus, LISUN TTC-1 tracking tester fully complies with domestic and international relevant standards. Featuring high-precision regulation, automatic operation and perfect safety protection, it is widely used in enterprise research and development, factory quality inspection and third-party testing and certification institutions.
- [Research on Precision Measurement Technology of Luminous Intensity Distribution](https://www.lisungroup.com/news/technology-news/research-on-precision-measurement-technology-of-luminous-intensity-distribution.html): With the rapid popularization of LED lighting, plant lighting, smart lighting and road lighting, precise measurement of luminous intensity distribution has become a key link in product design, performance evaluation and market access. Luminous intensity distribution (namely light distribution curve) describes the luminous intensity distribution of a light source or luminaire in all directions in three‑dimensional space, which directly affects road surface illuminance uniformity, indoor lighting comfort, glare grade and energy utilization efficiency. Conventional testing equipment suffers from low angular precision, limited testing range and poor adaptability to light sources, failing to meet strict testing requirements of modern lighting products.
- [Research on Accelerated Aging Principle and Application of UV Aging Test Chamber](https://www.lisungroup.com/news/technology-news/research-on-accelerated-aging-principle-and-application-of-uv-aging-test-chamber.html): In industries such as automotive, construction, electronics, coatings and plastics, outdoor materials and components are continuously affected by natural environments. Among all environmental factors, ultraviolet light is the primary cause of degradation and failure of polymer materials. Natural aging tests usually take months to years, which cannot meet the timeliness requirements of product R&D iteration and quality control. The UV aging test chamber artificially simulates key environmental factors including solar UV radiation, condensed dew, water spray, high temperature and high humidity to build controllable accelerated aging cycles. It can reproduce long-term outdoor aging phenomena of materials within days or weeks, making it one of the most widely used weather resistance testing devices.
- [Research on Application and Technology of Sulfur Dioxide Test Chamber in Industrial Corrosion Simulation](https://www.lisungroup.com/news/technology-news/research-on-application-and-technology-of-sulfur-dioxide-test-chamber-in-industrial-corrosion-simulation.html): With the acceleration of industrialization, sulfur dioxide (SO₂) from industrial emissions, acid rain and chemical industrial areas has become a major inducement for corrosion of metals and coating materials. In natural environments, the corrosion process is slow, long‑period and difficult to quantitatively evaluate, failing to meet the timeliness requirements of R&D, quality inspection and certification. The sulfur dioxide test chamber realizes accelerated corrosion tests by artificially simulating corrosion environments coupled with high‑concentration SO₂, temperature and humidity, reproducing long‑term service corrosion behaviors of materials within hours to days, and rapidly judging the corrosion resistance of materials.
- [How Do You Test Automotive Flammability](https://www.lisungroup.com/news/technology-news/how-do-you-test-automotive-flammability.html): Automotive interiors widely adopt polymer materials such as fabrics, leather, plastics and foams, which are easily ignited and spread rapidly under collision, high temperature, electrical faults and other scenarios, directly threatening the life safety of drivers and passengers. Mandatory standards for interior flammability performance have been formulated in major global automotive markets. China’s GB 8410‑2006, the US FMVSS 302 and international ISO 3795 all require interior materials to pass strict combustion tests. How do you test automotive flammability? has become a key technology that vehicle manufacturers, component suppliers and testing institutions must master.
- [IK Impact Test in Shell Mechanical Impact Resistance Detection](https://www.lisungroup.com/news/technology-news/ik-impact-test-in-shell-mechanical-impact-resistance-detection.html): IK Impact Test follows the pendulum impact principle as the core basis. By accurately controlling the impact energy, angle and drop point, it simulates external mechanical collision. It can efficiently detect the impact resistance of product shells. It is applicable to lamps, power distribution cabinets, non-metallic power cabinets, household and similar electrical appliances, and can complete impact tests with different energy levels for such products. Taking LISUN IK07-10 IK Impact Test equipment as the research object, this paper systematically expounds its working principle, applicable standards, technical parameters, corresponding relationship of IK grades and engineering application. Combined with standard data tables, it illustrates the applicability of the equipment in multiple industries, providing a reference for enterprise model selection and test implementation.
- [UL Rain Test in Product Waterproof Performance Detection](https://www.lisungroup.com/news/technology-news/ul-rain-test-in-product-waterproof-performance-detection.html): UL Rain Test is a special waterproof testing equipment developed in accordance with North American UL, ANSI and CSA standards. It is mainly used for electrical and electronic products, lamps, electrical cabinets, electrical components and other products to test their physical and related performance under simulated rain climate conditions. After the test, the product performance is judged by verification to meet the technical requirements, which provides objective basis for product design optimization, type evaluation and factory inspection. Taking LISUN JL-UL UL Rain Test equipment as the research object, this paper expounds its standard basis, structural composition, technical parameters, test procedure and application value. Combined with dimensional parameters, it illustrates the standardization and practicality of the equipment, providing a reference for industry selection and test implementation.
- [Fully Automatic Surge Testing Machine in EMC Immunity Test](https://www.lisungroup.com/news/technology-news/fully-automatic-surge-testing-machine-in-emc-immunity-test.html): In industries such as electric power, communication, industrial control, household appliances and new energy, electrical and electronic equipment operate in a complex electromagnetic environment for a long time, and are extremely vulnerable to high-energy transient surge shocks caused by lightning induction, power grid switching and load mutation. These shocks will lead to device breakdown, interface burnout, data disorder, system downtime and even safety accidents. To uniformly evaluate the surge immunity of equipment, domestic and international authorities have issued core standards for surge (impulse) immunity test, and surge testing machine is the core equipment to realize standardized tests.
- [Research on Application of Electrodynamic Vibration Test Systems in Product Reliability Testing](https://www.lisungroup.com/news/technology-news/electrodynamic-vibration-test-systems-in-product-reliability-testing.html): In industries such as electrical and electronic products, auto parts, lamps, packaging, rail transit and new energy, products are continuously subjected to vibration of different frequencies, amplitudes and directions during warehousing, transportation, assembly and service. It is easy to cause faults such as solder joint falling off, structural cracking, poor contact and seal failure, which directly affect product safety and service life. Traditional manual sampling inspection and simple vibration devices cannot reproduce real working conditions. In contrast, electrodynamic vibration test systems generate stable and reproducible vibration waveforms through controllable electromagnetic excitation, realizing quantitative, directional and timing mechanical environment simulation, and have become standard equipment for product R&D, type test and factory inspection.
- [Research on Conducted Emission and Radiated Emission Detection of Electrical and Electronic Products Based on EMI-9KB Test System](https://www.lisungroup.com/news/technology-news/research-on-conducted-emission-and-radiated-emission-detection-of-electrical-and-electronic-products-based-on-emi-9kb-test-system.html): EMC testing needs to quantitatively measure the amplitude and spectral characteristics of conducted emission and radiated emission to determine whether they comply with the limits of domestic and international standards. As an automatic EMI conducted and radiated interference test system, LISUN EMI-9KB is suitable for the detection demands of electrical lighting, information technology equipment and other products. It covers full-band interference signal acquisition and analysis, and has become the core equipment for conducted emission and radiated emission compliance testing in laboratories and enterprise production lines.
- [Research on the Application of Salt Corrosion Test in Material and Product Corrosion Resistance Detection](https://www.lisungroup.com/news/technology-news/research-on-the-application-of-salt-corrosion-test-in-material-and-product-corrosion-resistance-detection.html): 1 Overview of Salt Corrosion Test
- [Application Research of Temperature Cycling Chamber in Reliability Testing of LED and Electrical Electronic Products](https://www.lisungroup.com/news/technology-news/f-temperature-cycling-chamber-in-reliability-testing-of-led-and-electrical-electronic-products.html): Temperature cycling chamber is the core equipment for verifying the environmental adaptability and reliability of materials and products. It can accurately simulate multiple climatic scenarios such as low temperature, high temperature, humidity heat and temperature-humidity cycling, reproduce dynamic changes in the natural environment, and accelerate the evaluation of product performance stability and structural reliability under extreme and alternating conditions.
- [Integrated Development and Application of Electrical Safety Testing Equipment – ​​A Case Study of the LISUN LS9955 Fully Automatic Safety Tester](https://www.lisungroup.com/news/technology-news/integrated-development-and-application-of-electrical-safety-testing-equipment-a-case-study-of-the-lisun-ls9955-fully-automatic-safety-tester.html): 2. System Architecture and Working Principle of Integrated Electrical Safety Test Equipment
- [Application Research of Dust Chambers in Product IP Protection Level Testing](https://www.lisungroup.com/news/technology-news/application-research-of-dust-chambers-in-product-ip-protection-level-testing.html): Taking LISUN SC-010 dust chamber as the research object, this paper systematically expounds the working principle, test procedure and industrial application of dust chambers combined with standard system, equipment structure, control logic and measured parameters. It provides technical reference for dustproof design and certification testing of electrical appliances, lighting fixtures, auto parts and other products.
- [Research on Application of ESD Test Equipment in Product Immunity Evaluation](https://www.lisungroup.com/news/technology-news/esd-test-equipment-in-product-immunity-evaluation.html): Electrostatic discharge (ESD) is a typical electromagnetic interference source that causes crash, reset, data abnormality and even hardware damage of electrical and electronic equipment. esd test equipment is the core device for conducting ESD immunity verification and ensuring product reliability. Taking the LISUN ESD61000-2 series electrostatic discharge generator as the research object, this paper focuses on the core functions of esd test equipment. It systematically elaborates the technical principle and implementation method of accurately reproducing standard ESD pulses to provide standardized and reproducible test conditions for performance evaluation of various products under electrostatic interference scenarios. Combined with instrument technical parameters, calibration data and standard compliance, this paper analyzes key capabilities such as contact discharge, air discharge and multi-resistance-capacitance module adaptation. It verifies the applicability of the equipment in consumer electronics, automotive electronics, industrial control equipment and other fields, providing quantitative support and equipment selection reference for product ESD protection design, quality control and compliance certification.
- [Research on Application and Performance of Horizontal & Vertical Burning Tester Based on UL 94 Flammability Test](https://www.lisungroup.com/news/technology-news/horizontal-vertical-burning-tester-based-on-ul-94-flammability-test.html): With the development of electrical and electronic products towards miniaturization, high density and high power, the flame retardant properties of insulating materials and engineering plastics directly determine the fire risk and fire safety of products. As an international general standard for flammability classification of plastic materials, UL 94 objectively classifies the flame retardant ability of materials through standardized burning tests, which is the core basis for product access, research and development selection and quality certification. As a special equipment for implementing UL 94 flammability test, the horizontal vertical burning tester realizes quantitative evaluation of material combustion behavior through controllable flame, precise flame application and multi-dimensional observation.
- [Research on Technical Standards and Application of Flicker Test](https://www.lisungroup.com/news/technology-news/research-on-technical-standards-and-application-of-flicker-test.html): With the popularization of LED lighting technology, flicker has become a key factor affecting light environment health and product quality. As the core equipment for quantitatively evaluating the flicker characteristics of light sources, flicker test instruments directly determine the authority and reliability of detection results in terms of detection accuracy, sampling rate and standard compatibility. Taking the LISUN LSRF-3 flicker test device as the research object, this paper systematically expounds the core technical advantages of its Class A high-speed photometric probe and up to 100kHz sampling speed. It analyzes the design adaptability to domestic and international mainstream standards including BASIC, Energy Star V2.1, CA CEC, ASSIST, IEC TR 61547-1:2020 IEC-Pst, CIE SVM and IEEE Std 1789, and clarifies its special application value in the flicker test of various light sources such as LED lamps, luminaires and energy-saving lamps. Combined with the comparison of key technical parameters and measured data, it is proved that the instrument can accurately quantify core indicators such as flicker index, flicker depth, Pst value and SVM value. It provides full-process technical support for R&D optimization, quality control, compliance certification and market access of lighting products, meeting the dual requirements of laboratory precision testing and mass production line inspection.
- [Research on Structural Design and Intelligent Control Technology of Salt Spray Chambers](https://www.lisungroup.com/news/technology-news/research-on-structural-design-and-intelligent-control-technology-of-salt-spray-chambers.html): Salt spray corrosion is a major environmental factor affecting the service life and reliability of metal, coating, electrical and electronic products. As the core equipment for accelerated artificial corrosion testing, salt spray chambers directly determine the credibility of test data due to their box corrosion resistance, temperature control accuracy, spray uniformity and intelligent level. Taking the LISUN YWX/Q-010 salt spray chamber as the research object, this paper systematically analyzes the technical advantages of its integrated box made of imported anti-corrosion PP plates without welding gaps and leakage prevention, high-precision temperature control system and automatic spray device. It explains the principles of three mainstream test modes including Neutral Salt Spray (NSS), Acetic Acid Salt Spray (AASS) and Copper-Accelerated Acetic Acid Salt Spray (CASS). Meanwhile, it introduces intelligent functions such as automatic salt spray sedimentation monitoring, timing test control (0~9999h), acousto-optic alarm for water shortage and over temperature. Combined with the comparison of key parameters, it is verified that the equipment can cover laboratory small sample testing and mass production line product verification. It meets domestic and international standards such as GB/T, ISO, ASTM and IEC, providing stable and reliable test support for material selection, process optimization and reliability certification.
- [Research on Working Principle of EMI and EMC Test System](https://www.lisungroup.com/news/technology-news/research-on-working-principle-of-emi-and-emc-test-system.html): Electromagnetic Compatibility (EMC) is a core access indicator for electronic and electrical equipment to enter the global market. The EMI and EMC Test System performs quantitative detection of conducted and radiated interference, which directly determines the accuracy of test results and the effectiveness of product certification. Traditional EMI testing equipment generally has self-interference problems caused by internal noise leakage, module crosstalk and poor grounding, resulting in large measurement errors and distorted low-level signals. This paper systematically expounds the basic working principles of EMC and EMI test systems, and focuses on analyzing the structural design, key configuration and self-interference suppression mechanism of the LISUN EMI‑9KB EMI and EMC Test System. Combined with technical parameters and measured comparison data, it proves that the system can fundamentally reduce self-interference and meet multiple international standards such as CISPR, GB, FCC and EN, providing a reliable solution for accurate EMI testing of lighting, household appliances, information technology and other products.
- [Research on the Application and Technology of Light Wavelength Meter in Light Source Detection—Taking LISUN LMS‑6000 Portable Spectrometer as an Example](https://www.lisungroup.com/news/technology-news/research-on-the-application-and-technology-of-light-wavelength-meter-in-light-source-detection-taking-lisun-lms%e2%80%916000-portable-spectrometer-as-an-example.html): Traditional desktop spectrometers feature high precision but large volume and complex wiring, making them difficult for rapid on-site detection. Portable CCD spectrometers balance precision and flexibility and have become the mainstream choice in the industry. As a mature commercial light wavelength meter, the LISUN LMS‑6000 series has been applied for more than ten years, covering visible light, ultraviolet and near-infrared bands. It integrates extended functions including illuminance, luminance, flicker, blue light hazard, plant lighting PAR/PPFD and TLCI, meeting the one-stop testing demands of multiple scenarios. This paper conducts technical analysis and application research centering on this light wavelength meter to provide practical references for the industry.
- [Research on Design and Application of LISUN Horizontal and Vertical Combustion Tester Based on UL 94 Flammability Test](https://www.lisungroup.com/news/technology-news/horizontal-and-vertical-combustion-tester-based-on-ul-94-flammability-test.html): The UL 94 flammability test is the most authoritative flammability grading evaluation system in the fields of electrical and electronic products and plastic materials worldwide, which directly determines whether materials can enter the core electrical product supply chain. The LISUN HVR-LS horizontal and vertical combustion tester is a special flammability testing equipment independently developed by LISUN for electrical equipment and plastic parts. It can accurately complete horizontal and vertical combustion tests and scientifically evaluate UL 94 flammability ratings including HB, V-0, V-1, V-2, 5VA and 5VB. Based on the requirements of the UL 94 flammability test, this paper expounds the design principle, technical parameters, test procedure and rating judgment of the instrument, verifies its reliability with measured data, and provides a standardized solution for flame retardant performance testing and quality control of materials.
- [Research on Comprehensive Waterproof Protection Performance Testing of Electrical and Electronic Product Enclosures Based on LISUN JL-X Waterproof Equipment](https://www.lisungroup.com/news/technology-news/research-on-comprehensive-waterproof-protection-performance-testing-of-electrical-and-electronic-product-enclosures-based-on-lisun-jl-x-waterproof-equipment.html): As an integrated waterproof equipment covering all IPX1–IPX8 grades, the LISUN JL-X waterproof test system complies with domestic and international authoritative standards including GB 7000.1, GB 4208, IEC 60598 and IEC 60034-5. It is widely used in testing institutions, lighting enterprises, electrical and electronic manufacturers and quality supervision departments. It can complete one-stop full-scene waterproof detection including dripping, rain shower, spraying and immersion, featuring high testing accuracy, stable working conditions, convenient operation and strong scalability. It provides comprehensive and reliable verification means for the waterproof performance of electrical and electronic product enclosures. Centering on this waterproof equipment, this paper conducts systematic research and elaborates on the testing process, technical parameters and application value in detail.
- [Research on Mechanical Impact Strength Test of Product Shells Based on LISUN Impact Testing Machine](https://www.lisungroup.com/news/technology-news/research-on-mechanical-impact-strength-test-of-product-shells-based-on-lisun-impact-testing-machine.html): Designed in strict accordance with international and national standards, the impact testing machine can accurately output quantitative impact energy corresponding to IK grades to simulate real impact loads in practical scenarios. The LISUN IK01-06 impact testing machine integrates six energy levels from IK01 to IK06 with integrated structure, convenient operation and excellent energy repeatability. It is widely applied in safety tests of lamps, household appliances and electronic accessories, acting as essential equipment for product compliance certification and quality control. Focusing on this impact testing machine, this paper conducts systematic research to provide standardized methods and references for mechanical strength tests of related products.
- [Research on High-Precision Measurement of Luminous Intensity and Spatial Photometric Characteristics Based on LM-79 Goniophotometer System](https://www.lisungroup.com/news/technology-news/luminous-intensity-and-spatial-photometric-characteristics-based-on-lm-79-goniophotometer-system.html): In modern lighting engineering, luminaire research and quality inspection, luminous intensity (unit: candela, cd) is the fundamental physical quantity of photometry, which describes the directional light-emitting capability of a light source in all spatial directions. It is the core basis for constructing luminaire light distribution models, calculating spatial illuminance, evaluating glare hazards and designing lighting schemes. The spatial distribution characteristics of luminous intensity directly affect indoor lighting comfort, road illumination uniformity, irradiation range of floodlights and practical performance of various luminaires. Traditional simple testing equipment cannot complete full-angle automatic scanning with low data accuracy and single parameters, which is difficult to meet the strict photometric testing requirements of international standards for solid-state lighting products.
- [Research on Application and Performance of Energy Dispersive X-Ray Fluorescence Spectrometer for Gold Machine Tester](https://www.lisungroup.com/news/technology-news/energy-dispersive-x-ray-fluorescence-spectrometer-for-gold-machine-tester.html): Gold machine tester based on X-ray fluorescence technology can identify elements and calculate content quickly without damage. LISUN EDX-2 series spectrometer integrates high-performance hardware and can be used as a professional gold machine tester. This paper studies its principle, parameters, testing process and application advantages.
- [Research on Lumen Measurement and Integrated Opto-Electrical Parameter Detection of Various Light Sources](https://www.lisungroup.com/news/technology-news/research-on-lumen-measurement-and-integrated-opto-electrical-parameter-detection-of-various-light-sources.html): With the upgrading of the lighting industry and increasingly stringent energy efficiency regulations, the precision and stability of light output have become core competitiveness of lighting products. Lumen (lm) is the legal unit of luminous flux, which represents the total visible light emitted by a light source per unit time. Lumen measurement is the key basis for evaluating light brightness, luminous efficacy and energy efficiency grade. Traditional testing equipment has shortcomings such as insufficient precision, poor compatibility and low data consistency, which cannot meet the mass detection requirements of various light sources including energy-saving lamps, HID lamps and LED lamps.
- [Application Research of EMI Spectrum Analyzer in Quantitative Measurement of Conducted and Radiated Interference of Electrotechnical Electronic Products](https://www.lisungroup.com/news/technology-news/application-research-of-emi-spectrum-analyzer-in-quantitative-measurement-of-conducted-and-radiated-interference-of-electrotechnical-electronic-products.html): EMI spectrum analyzer converts time-domain electromagnetic signals into frequency-domain distribution, accurately obtains the frequency, amplitude, bandwidth and distribution characteristics of interference signals, and realizes quantitative measurement of conducted and radiated interference. Traditional test equipment has disadvantages such as high self-interference, insufficient dynamic range and low automation. Taking high-performance EMI spectrum analyzer as the core, LISUN EMI-9KB builds a fully automatic EMI test system, which effectively suppresses self-interference, covers standard frequency bands and outputs internationally recognized reports, meeting compliance test requirements for lighting, household appliances, power supplies and other products.
- [XRF Elemental Analysis Principle and Application Research of LISUN EDX‑2A Energy Dispersive XRF Spectrometer](https://www.lisungroup.com/news/technology-news/xrf-elemental-analysis-principle-and-application-research-of-lisun-edx%e2%80%912a-energy-dispersive-xrf-spectrometer.html): In short: qualitative analysis by characteristic wavelength, quantitative analysis by spectral line intensity, which forms the complete logic of XRF elemental analysis.
- [Research on the Application of Needle Flame Test Equipment in Fire Safety Detection of Electrical and Electronic Equipment and Related Products](https://www.lisungroup.com/news/technology-news/needle-flame-test-equipment-in-fire-safety-detection-of-electrical-and-electronic-equipment.html): Needle flame test equipment is an essential fire safety testing device in fields such as electrical and electronic products, home appliances, lighting, and information technology equipment. It can accurately simulate the small flames generated by faults such as short circuits and component overheating inside equipment, and is used to evaluate the flame resistance and fire safety of products and insulating materials under small flame ignition scenarios. Taking LISUN ZY‑3 needle flame test equipment as the research object, this paper expounds its working principle, executive standards, core parameters, test procedures and multi-industry applications, and explains how needle flame test equipment provides compliant and reliable test data for product R&D, factory quality inspection and third-party certification, helping enterprises meet the fire safety requirements for domestic and foreign market access.
- [Research on the Application of Dust Testing Equipment in Performance Testing of Products](https://www.lisungroup.com/news/technology-news/research-on-the-application-of-dust-testing-equipment-in-performance-testing-of-products.html): In the R&D, production and quality control of electronic and electrical products, lamps, electrical cabinets, electrical components, automobiles, motorcycles and their parts, dust testing equipment is key equipment for simulating dust climates and verifying the dustproof performance of products. Taking LISUN SC-015 dust testing equipment as the research object, this paper expounds its testing principle, technical parameters, application scenarios and standard basis. It explains how dust testing equipment can complete IP5X and IP6X rating verification by scientifically simulating the dust environment, providing reliable data support for product design optimization, factory inspection and compliance certification, and improving the reliability and service life of products under harsh working conditions.
- [Technical Characteristics and Application Research of Modular Surge Voltage Test Generator](https://www.lisungroup.com/news/technology-news/application-research-of-modular-surge-voltage-test-generator.html): With the rapid development of power, communication, industrial control, new energy and other industries, the operating environment of electrical and electronic equipment is becoming increasingly complex. Interferences such as lightning surges, switching transients, and load switching shocks occur frequently, which can easily cause equipment crashes, data damage, and even permanent breakdown of components. To ensure the stable operation of equipment in complex electromagnetic environments, various countries have formulated strict surge immunity test standards, and the surge voltage test generator is the core equipment for carrying out such tests.
- [Research on the Application of Xenon Lamp Accelerated Aging Chamber in Accelerated Testing of Material Weatherability](https://www.lisungroup.com/news/technology-news/research-on-the-application-of-xenon-lamp-accelerated-aging-chamber-in-accelerated-testing-of-material-weatherability.html): Xenon Lamp Accelerated Aging Chamber (Xenon Arc Lamp Weathering Resistance Test Chamber) takes “Simulating Natural Environment + Accelerated Aging” as its core principle. Relying on the full-spectrum simulation capability of xenon arc lamps, it accurately reproduces comprehensive outdoor aging environments such as sunlight, temperature, humidity and rain, compressing the aging process that takes months or even years outdoors into days or weeks, providing key technical support for the rapid evaluation of material weatherability, formula optimization and quality certification. Taking the LISUN XD-WAT-Ci3000 Xenon Lamp Accelerated Aging Chamber as the research object, this paper systematically expounds its working principle, core parameters, testing process, industry standard adaptability and engineering application value, providing a scientific basis for material research and development and quality control.
- [Research on Color Temperature Measurement Technology and Application Based on LISUN LMS-6000 Handheld CCD Spectroradiometer](https://www.lisungroup.com/news/technology-news/research-on-color-temperature-measurement-technology-and-application-based-on-lisun-lms-6000-handheld-ccd-spectroradiometer.html): The LISUN LMS-6000 series portable spectroradiometer adopts a long-focus cross asymmetric CT spectroscopic system and high-sensitivity CCD array, enabling high-precision spectral collection in the visible and extended bands. It supports to measure color temperature, chromaticity coordinates, color rendering index, TM-30, illuminance, luminance, blue light hazard, flicker, horticultural lighting parameters, etc., covering full-scene requirements to measure color temperature. Compliant with CIE-13.3, CIE-177, GB/T 20145 and other domestic and international standards, it provides an integrated solution for measure color temperature in engineering sites and laboratories.
- [Research on the Application of Artificial Network in Conducted Interference Testing with EMI Receiver — Taking LISUN LISN‑C as an Example](https://www.lisungroup.com/news/technology-news/research-on-the-application-of-artificial-network-in-conducted-interference-testing-with-emi-receiver-taking-lisun-lisn%e2%80%91c-as-an-example.html): Artificial Network (Line Impedance Stabilization Network, LISN) is a core supporting device for electromagnetic compatibility (EMC) conducted disturbance testing. Cooperating with EMI receiver, it can accurately measure the conducted interference voltage at the terminal posts of equipment, providing reliable data for product compliance certification. Focusing on LISUN LISN‑C Artificial Network, this paper expounds the working principle, core functions, technical parameters and standard basis of Artificial Network, illustrates its specific application in voltage interference testing combined with actual measurement connection schemes, and compares the performance differences of products in the same series, providing references for the construction and equipment selection of EMI testing systems.
- [Salt Testing Equipment: A Complete Guide to Corrosion Resistance Testing](https://www.lisungroup.com/news/technology-news/salt-testing-equipment.html): Salt testing equipment has emerged as an essential instrument for evaluating the corrosion resistance of metallic materials and protective coatings across diverse industrial applications. This comprehensive study examines the fundamental principles, standardized methodologies, and engineering practices associated with accelerated corrosion testing using specialized salt testing equipment. The research analyzes key testing parameters including solution concentration, temperature control, and fog collection rates as specified by international standards ASTM B117 and IEC 60068-2-11.
- [what is an oscilloscope?](https://www.lisungroup.com/news/technology-news/what-is-an-oscilloscope.html): Digital oscilloscopes have become indispensable instruments in modern electronic testing and measurement, enabling engineers to capture, analyze, and interpret electrical signals with unprecedented precision and flexibility. This comprehensive technical article explores the fundamental principles, key specifications, and engineering applications of digital oscilloscopes, with particular focus on the OSP1102 model featuring 100 MHz bandwidth and 1 GS/s sample rate.
- [IPX5 IPX6 Water Spray Test Chamber Technical Analysis](https://www.lisungroup.com/news/technology-news/ipx5-ipx6-water-spray-test-chamber.html): Water spray test chambers designed for IPX5 and IPX6 waterproof testing represent critical equipment for verifying the ingress protection capabilities of electrical and electronic product enclosures. This paper presents a comprehensive technical analysis of IPX5 IPX6 water spray test chambers, focusing on their compliance with IEC 60529 standards and practical applications in industrial settings. The study examines the core technical specifications of test equipment, including nozzle diameters, water flow rates, and testing protocols, which directly impact the accuracy and reliability of waterproof performance evaluation.
- [How do you measure haze?](https://www.lisungroup.com/news/technology-news/how-do-you-measure-haze.html): Accurate haze measurement is critical for quality control in industries ranging from automotive glass to optical displays and transparent packaging materials. This article presents a comprehensive technical analysis of modern haze measurement techniques, examining the theoretical foundations, international standards, and practical implementation using advanced instrumentation such as the HM-700 Haze Meter and Spectrophotometer. The discussion covers both traditional hazemeter approaches and modern spectrophotometric methods, with particular emphasis on achieving compliance with ASTM D1003 and ISO 14782 standards for precise optical performance assessment.
- [Technical Characteristics and EMC Immunity Test Application Analysis of Burst Generator](https://www.lisungroup.com/news/technology-news/technical-characteristics-and-emc-immunity-test-application-analysis-of-burst-generator.html): The burst generator is a high-precision device specially designed for electromagnetic compatibility (EMC) immunity testing. Its core function is to simulate high-frequency burst interference that electrical and electronic equipment may encounter during actual operation, such as fast transient pulses generated by grid switching operations, relay contact bounce, etc. It is used to evaluate the equipment’s ability to withstand such interference and ensure stable operation in complex electromagnetic environments. The LISUN EFT61000-4 series burst generator fully complies with domestic and international EMC test standards, integrating standardized test procedures and intelligent operation functions, and is suitable for testing in consumer electronics, industrial control, automotive electronics and other fields. Based on the test principle and industrial value of the burst generator, combined with the technical parameters, standard compliance and functional characteristics of the LISUN EFT61000-4, this paper analyzes its application advantages and industry adaptability in EMC immunity testing, providing a technical reference for EMC compliance testing of electrical and electronic products.
- [Performance and Industry Application Analysis of Dust Test Chamber Based on Sand and Dust Testing](https://www.lisungroup.com/news/technology-news/analysis-of-dust-test-chamber-based-on-sand-and-dust-testing.html): Sand and dust testing is a core method to verify the dustproof performance of enclosures for various industrial products, which directly determines the reliability and service life of products in dusty environments. As a professional testing instrument for sand and dust testing, the LISUN SC-015 dust test chamber (also known as sand and dust test chamber) can accurately simulate natural dust climate conditions and perform standardized tests for IP5X and IP6X dust protection ratings. It is widely used in the dustproof performance testing and verification of electronic and electrical products, luminaires, electrical cabinets, components, automotive and motorcycle parts, and other products. Based on the standard requirements and testing principles of sand and dust testing, combined with the technical parameters, structural design and functional characteristics of the LISUN SC-015 dust test chamber, this paper analyzes its accuracy and practicability in sand and dust testing, and discusses its application scenarios in various industries, providing technical references for product dustproof design, quality inspection and compliance certification.
- [Technical Characteristics and Industry Application Analysis of Type C Goniophotometer](https://www.lisungroup.com/news/technology-news/application-analysis-of-type-c-goniophotometer.html): The Type C goniophotometer system is core equipment for optical performance testing of lighting products. It meets the strict requirements of the latest standards such as LM-79-24 for static testing of luminaires, making it the preferred solution for photometric testing in general lighting. As a typical representative of the Type C goniophotometer system, the LISUN LSG-6000 rotating probe vertical goniophotometer realizes automatic testing of 3D light intensity distribution curves, and the test distance can be customized according to customer needs. It is suitable for testing various light sources including LED light sources, grow lights, HID light sources, indoor and outdoor lighting, street lamps and floodlights. Based on the testing principle of the Type C goniophotometer system, combined with the technical parameters, product features and standard compliance of LISUN LSG-6000, this paper analyzes its application value in different lighting fields, providing technical reference for R&D, testing and quality control of lighting products.
- [Analysis on Application and Performance of Glow Wire Tester Based on Glow Wire Flammability Index](https://www.lisungroup.com/news/technology-news/glow-wire-tester-based-on-glow-wire-flammability-index.html): Glow wire flammability index (GWFI) is a core indicator for evaluating the flame retardant performance of products and plastic components in electrical and electronic engineering, household appliances, lighting equipment and other fields. It directly reflects the self-extinguishing ability and flame spread suppression characteristics of materials under high-temperature thermal stress. As a high-precision testing instrument for flame retardant performance, the LISUN ZRS-3H Glow Wire Tester can accurately measure key parameters such as the glow wire flammability index and ignition temperature of materials by simulating the high-temperature contact scenario of glow wires in actual working conditions, providing data support for product fire safety design and compliance certification. Based on the testing principle and judgment criteria of the glow wire flammability index, combined with the technical parameters, standard compliance and industry applications of the LISUN ZRS-3H Glow Wire Tester, this paper analyzes the accuracy and practicability of the instrument in glow wire flammability index testing, providing a reference for flame retardant performance testing in related industries.
- [Research on Climate Simulation Characteristics of Temperature and Humidity Environmental Chambers](https://www.lisungroup.com/news/technology-news/research-on-climate-simulation-characteristics-of-temperature-and-humidity-environmental-chambers.html): As key equipment for artificial climate simulation, the temperature and humidity environmental chamber can accurately simulate various natural climatic conditions in a laboratory environment by integrating heating, cooling, humidification, dehumidification, cycle control and other systems, realizing accelerated aging tests of products and quickly assessing their performance stability and structural reliability under extreme or cyclic climates. The LISUN GDJS-015B temperature & humidity alternating test chamber, a typical representative of temperature and humidity environmental chambers, has been widely used in environmental reliability tests in many industries thanks to its core advantages of wide temperature range coverage, high-precision temperature and humidity control, and multiple safety protections. This paper conducts research around this equipment, deeply analyzing the climate simulation characteristics and application value of the temperature and humidity environmental chamber.
- [Application and Technical Analysis of Salt Spray Cabinet in Material Corrosion Performance Testing — Taking LISUN YWX/Q-010 Salt Spray Cabinet as an Example](https://www.lisungroup.com/news/technology-news/application-and-technical-analysis-of-salt-spray-cabinet-in-material-corrosion-performance-testing-taking-lisun-ywx-q-010-salt-spray-cabinet-as-an-example.html): As a mature testing equipment in the industry, LISUN YWX/Q-010 salt spray cabinet has been commercially applied for more than 10 years. It is compatible with a number of domestic and foreign mainstream salt spray test standards and can complete three types of salt spray tests: neutral, acidic and copper-accelerated. It is suitable for the protective layer performance testing of electronic parts, metallic materials, automotive accessories and other products. Focusing on this model of salt spray cabinet, this paper analyzes its working principle, technical standards, specification parameters, performance advantages and application value, and deeply discusses the application key points of salt spray cabinet in material corrosion performance testing.
- [What is Spectrum Analyzer?](https://www.lisungroup.com/news/technology-news/what-is-spectrum-analyzer.html): What is spectrum analyzer and its significance in modern RF signal analysis and electronic measurement applications? The spectrum analyzer measures the magnitude of an input signal versus frequency within the full frequency range of the instrument, providing critical insights into signal characteristics and performance. This comprehensive technical paper explores the fundamental principles, key technical specifications, and engineering applications of spectrum analyzers, with specific focus on the SPA-3P6G model’s capabilities in frequency domain analysis. The research methodology involves systematic analysis of technical parameters, including frequency range from 9kHz to 3.6GHz, resolution capabilities down to 1Hz, and reference frequency accuracy essential for precision measurement. This study demonstrates how advanced spectrum analyzer technology enables engineers to conduct thorough signal analysis, interference detection, and frequency monitoring across various industrial applications. The findings highlight the importance of proper equipment selection, understanding of technical specifications, and implementation of best practices for achieving accurate and reliable measurement results in electronic testing environments.
- [What is CDNE in EMC Testing?](https://www.lisungroup.com/news/technology-news/what-is-cdne-in-emc-testing.html): Coupling/Decoupling Networks (CDNEs) play a fundamental role in electromagnetic compatibility (EMC) testing, providing critical interface between Electromagnetic Interference (EMI) receivers and Equipment Under Test (EUT). This comprehensive technical analysis examines working principles, technical specifications, and practical applications of CDNEs in modern EMC test systems. CDNE-M316 represents a specialized implementation designed for measuring radio disturbance characteristics of electrical lighting and similar equipment across the 30-300MHz frequency range. The question of what is CDNE in EMC testing is addressed through detailed exploration of coupling and decoupling mechanisms, frequency response characteristics, and standards compliance requirements that influence accurate EMC testing.
- [7 Essential Lumen Measurement Methods: Complete Guide](https://www.lisungroup.com/news/technology-news/7-essential-lumen-measurement-methods-complete-guide.html): Accurate lumen measurement is fundamental for lighting product development, quality control, and regulatory compliance. This paper presents a comprehensive analysis of seven essential lumen measurement methods, with particular emphasis on integrating sphere systems and spectroradiometer technology. The focus keyword lumen measurement establishes the framework for exploring both traditional and advanced photometric testing techniques. We examine the theoretical foundations of luminous flux measurement, including the integration of spatial and spectral characteristics of light sources. The LPCE-2(LMS-9000) high-precision spectroradiometer integrating sphere system serves as a primary reference for demonstrating state-of-the-art measurement capabilities. This study addresses key challenges in modern lumen measurement, such as self-absorption correction, spatial uniformity optimization, and colorimetric accuracy. The methodologies discussed are applicable to various light sources, including LED luminaires, traditional lamps, and solid-state lighting products. By understanding these measurement techniques, engineers and researchers can achieve reliable, reproducible results that meet international standards such as IES LM-79 and CIE S 025/E. The ultimate objective is to provide practitioners with actionable insights for implementing effective lumen measurement protocols in both laboratory and production environments.
- [Oscillating Tube Rain Testing: Essential Guide to IPX3/IPX4 Compliance](https://www.lisungroup.com/news/technology-news/oscillating-tube-rain-testing-guide.html): This paper explores the oscillating tube rain testing methodology for IPX3 and IPX4 waterproof protection ratings as defined by IEC 60529 standards. Oscillating tube rain testing represents a critical validation approach for ensuring water resistance in electronic enclosures, automotive components, and outdoor lighting equipment. The study examines the mechanical principles of oscillating tube systems, test procedures, and compliance requirements for manufacturers seeking IPX3/IPX4 certification. By analyzing the technical specifications of JL-XC series test chambers, this research provides comprehensive insights into achieving reliable waterproof protection through standardized testing protocols. The methodology ensures that products demonstrate adequate resistance to water spray from various angles, crucial for applications in harsh environmental conditions.
- [Research on RoHS Lab Testing Technology Principle and Application of  X‑Ray Fluorescence Spectrometer](https://www.lisungroup.com/news/technology-news/research-on-rohs-lab-testing-technology-principle-and-application.html): With the continuous upgrading of the EU RoHS Directive and the increasing requirements for environmental compliance of electronic and electrical products worldwide, rapid and accurate hazardous substance testing has become critical to industrial development. The EDX-2 series energy dispersive X-ray fluorescence spectrometer developed by LISUN is based on the analysis of the wavelength and intensity of characteristic X-rays emitted by samples, realizing efficient screening in RoHS lab testing. It can also be extended to applications such as alloy analysis and coating thickness measurement. This paper systematically expounds the testing principle of the instrument series, analyzes its technical advantages, parameter characteristics and practical application value in RoHS lab testing, and provides technical references for environmental compliance testing in the electronic and electrical industry combined with specific model parameters and RoHS directive limits.

## Products
- [AC and DC Power Supply](https://www.lisungroup.com/products/ac-and-dc-power-supply/)
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- [Flame and Fire Resistance Test](https://www.lisungroup.com/products/flame-fire-resistance-test/)
- [Goniophotometer Test System](https://www.lisungroup.com/products/goniophotometer/)
- [Integrating Sphere Spectroradiometer](https://www.lisungroup.com/products/integrating-sphere/)
- [IP Waterproof and Dustproof Test](https://www.lisungroup.com/products/ip-waterproof-dustproof/)
- [LED Aging and Thermal Resistance](https://www.lisungroup.com/products/led-aging-thermal-resistance/)
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- [Other Analyzers](https://www.lisungroup.com/products/other-analyzers/)
- [Other LED Test Equipments](https://www.lisungroup.com/products/led-test-instruments/)
- [Photobiological Safety and Blue Light](https://www.lisungroup.com/products/photobiological-safety-blue-light/)
- [Photometer and Colorimeter](https://www.lisungroup.com/products/photometer-and-colorimeter/)
- [Plug and Socket Gauges](https://www.lisungroup.com/products/gauges-for-plugs-and-sockets/)
- [Plug, Switch and Cable Test](https://www.lisungroup.com/products/plug-and-switch-testing/)
- [RoHS and Element Analysis](https://www.lisungroup.com/products/rohs-element-analysis/)
- [Safety Analyzers](https://www.lisungroup.com/products/electrical-safety-tester/)
- [Spectroradiometer](https://www.lisungroup.com/products/spectroradiometer/)
- [Standard Test Probes and Fingers](https://www.lisungroup.com/products/test-finger-test-probe-test-pin/)
- [Temp and Humidity Test Chamber](https://www.lisungroup.com/products/environmental-test-chamber/)
- [Weathering and Corrosion Test](https://www.lisungroup.com/products/weathering-corrosion-test/)

## 标准分类 
- [ANSI American National Standards Institute](https://www.lisungroup.com/standards/ansi-american-national-standards-institute/)
- [ASTM American Society for Testing and Materials Standards](https://www.lisungroup.com/standards/astm-american-society-for-testing-and-materials-standards/)
- [BIS Bureau of Indian Standards](https://www.lisungroup.com/standards/bis-bureau-of-indian-standards/)
- [CIE International Commission on Illumination](https://www.lisungroup.com/standards/cie-international-commission-on-illumination/)
- [CISPR International Special Committee on Radio Interference](https://www.lisungroup.com/standards/cispr-international-special-committee-on-radio-interference/)
- [EN European Standard](https://www.lisungroup.com/standards/en-european-standard/)
- [GB China Guo Biao](https://www.lisungroup.com/standards/gb-china-guo-biao/)
- [IEC International Electrotechnical Commission](https://www.lisungroup.com/standards/iec-international-electrotechnical-commission/)
- [ISO International Organization for Standardization](https://www.lisungroup.com/standards/iso-international-organization-for-standardization/)
- [NOM Norma Oficial Mexicana](https://www.lisungroup.com/standards/nom-norma-oficial-mexicana/)
- [PTB Physikalisch-Technische Bundesanstalt](https://www.lisungroup.com/standards/ptb-physikalisch-technische-bundesanstalt/)
- [SASO Saudi Arabian Standards Organization](https://www.lisungroup.com/standards/saso-saudi-arabian-standards-organization/)
- [TSE Turkish Standards Institution](https://www.lisungroup.com/standards/tse-turkish-standards-institution/)
- [UL Underwrites Laboratories Inc](https://www.lisungroup.com/standards/ul-underwrites-laboratories-inc/)
- [UN ECE The United Nations Economic Commission for Europe](https://www.lisungroup.com/standards/un-ece-the-united-nations-economic-commission-for-europe/)

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