Integrating Sphere | Goniophotometer | Surge Generator | ESD Simulator - LISUN

Abstract In the increasingly complex electromagnetic environment of modern electronic systems, ensuring the stable operation of electronic equipment under the influence of impulse magnetic fields has become a crucial issue. The Impulse Magnetic Field Immunity Test Method serves as an important means to evaluate the anti – interference ability of electronic equipment in such environments. This paper takes the LISUN IMF61000 – 9 Impulse Magnetic Field Immunity Tester as the research object. It first elaborates on the basic principles and significance of the Impulse Magnetic Field Immunity Test Method. Then, it introduces in detail the characteristics of the LISUN IMF61000 – 9 tester, which is specially designed according to the characteristics and requirements of this test method. Finally, it discusses the application fields and future development trends of the tester. The research shows that the LISUN IMF61000 – 9 tester, with its excellent performance and compliance with international ...

Abstract This paper focuses on UL Rain Spray Testing, a crucial method for evaluating the performance of electronic and electrical products, lamps, cabinets, electrical components, and other similar items under simulated rainy weather conditions. Taking the LISUN JL-UL UL Water Spray Test Device as a research object, this paper elaborates on the testing standards, device structure, working principles, specification parameters, and application scenarios of UL Rain Spray Testing, aiming to provide a comprehensive understanding of this testing method for relevant industries. 1. Introduction to UL Rain Spray Testing UL Rain Spray Testing plays a vital role in the quality control and research and development processes of various products. In today’s market, products are expected to maintain their performance and functionality even in harsh weather conditions, and rain resistance is one of the key indicators. For electronic and electrical products, exposure to rain can lead to serious conseq...

In the ever – evolving landscape of industrial and consumer product manufacturing, the protection of internal components from environmental factors, especially water ingress, is of utmost importance. Water test chambers play a crucial role in this regard, serving as essential tools for evaluating the waterproof performance of enclosures, which is directly related to their protection grade. This article will explore the significance, working principles, and applications of water test chambers, with a specific focus on the LISUN JL – X IP Waterproof Test Equipments. 1. The Significance of Water Test Chambers Water test chambers are designed to simulate various water exposure scenarios that products may encounter in real – world applications. From a smartphone being caught in the rain to industrial equipment operating in high – humidity environments, the ability of an enclosure to resist water is critical for the proper functioning and longevity of the product. 1.1 Product Safety and Reli...

Abstract​ This article focuses on the lumen maintenance test method for LED products, aiming to provide a detailed introduction to the testing principles, procedures, and practical applications of the LISUN LEDLM-84PL LED Optical Aging Test Instrument. By elaborating on relevant industry standards, system features, and test results, it offers a comprehensive understanding of how to accurately evaluate the lumen maintenance and aging life of LED luminaires. This study serves as a valuable reference for manufacturers, researchers, and quality control personnel in the LED lighting industry.​ 1. Introduction: The Importance of Lumen Maintenance Test Method​ In the modern lighting industry, LED (Light-Emitting Diode) products have become increasingly popular due to their energy efficiency, long lifespan, and environmental friendliness. However, the performance of LEDs, especially their lumen maintenance ability, which refers to the preservation of light output over time, is crucial for ensu...

As a globally renowned certification authority, this company has long been committed to excellence in testing, inspection, conformity assessment, quality control, and safety evaluation. With its rigorous standard system and professional service capabilities, it empowers clients worldwide to enhance product compliance and accelerate market entry, creating a strong competitive edge in the global marketplace. In the Middle East, the company has established over 18 advanced laboratories across major cities and key customs ports in Saudi Arabia. This comprehensive local service network allows it to efficiently respond to a wide range of testing demands. Beyond Saudi Arabia, its service footprint extends across the Gulf Cooperation Council (GCC) countries, the broader Middle East, North Africa, and even India, further solidifying its leadership in global compliance services. This successful collaboration began when the client learned about our testing equipment through their internal laborat...

Abstract The Spectroradiometer Integrating Sphere system has emerged as a critical tool in the photometric, colorimetric, and electrical characterization of modern lighting products, including energy-saving lamps, fluorescent lamps, HID lamps (such as high-pressure sodium and mercury lamps), cold-cathode fluorescent lamps, and LED lamps. This paper focuses on the LISUN LPCE-2 (LMS-9000C) High Precision Spectroradiometer Integrating Sphere System, exploring its technical specifications, testing capabilities, compliance with international standards, and practical applications. By integrating detailed parameter analyses and comparative tables, this study demonstrates how the system ensures precise quality assessment of lighting products, particularly for LEDs, by evaluating their optical, chromatic, and electrical properties. 1. Introduction: The Significance of Spectroradiometer Integrating Sphere in Lighting Testing The advancement of lighting technology has led to a diverse range of li...

Introduction Heating chambers, also known as environmental test chambers, are critical tools in reliability testing, widely employed to simulate extreme climatic conditions such as high temperature, low temperature, and humid heat. These chambers evaluate the performance and durability of electronic products, materials, and components under harsh environments. In industries like aerospace, automotive, electronics, and renewable energy, heating chambers play an indispensable role in ensuring product quality and compliance. LISUN, a leading China-based supplier of EMC and environmental testing equipment, has gained recognition for its high-low temperature and humidity alternating test chambers, such as the GDJS-015B series, known for their precision, versatility, and intelligent design. This article provides a detailed exploration of heating chamber technology, its key features, and practical applications, with a focus on LISUN’s real-world case studies that demonstrate their value in en...

Introduction In modern electrical and electronic systems, transient overvoltages, commonly known as surges, pose a significant threat due to their potential to cause catastrophic equipment failure or operational disruptions. These surges can stem from lightning strikes, switching operations in large-scale equipment, or faults within power grids. Surg simulators, as pivotal tools in electromagnetic compatibility (EMC) testing, are designed to replicate these transient surge conditions, enabling manufacturers to assess the resilience of electronic devices under extreme scenarios. LISUN, a leading China-based supplier of EMC testing equipment, has established itself as a key player in this domain with its advanced surg simulators, ensuring the safety and reliability of equipment across diverse industries. This article provides an in-depth exploration of the technical principles, key features, and practical applications of surge simulators, with a focus on LISUN’s real-world case studies, ...