relay device3,000+ factories verified

      Qingdao Naxin Xiangyuan Electrical Equipment Co., Ltd., headquartered in Qingdao, Shandong Province, is a leading technology enterprise with professional testing qualifications. The company specializes in the research, development, and manufacturing of high-precision testing equipment, offering a range of products including high-current generators, thermal relay testers, frequency converters, circuit resistance testers, temperature rise testers, and constant-current power supplies. We provide reliable products and professional services to global customers, committed to enhancing testing efficiency and ensuring product quality.

Jiuji Electric is a professional manufacturer dedicated to developing original and reliable voltage protection solutions for global markets with unstable power conditions. With years of engineering experience and a strong focus on innovation, Jiuji provides a complete range of products, including voltage protectors, current limiters, automatic phase selectors, multifunction time relays, and customized protection modules for residential, commercial, and industrial applications. All products are designed by our in-house engineers, ensuring precise control, stable performance, and long service life. Jiuji integrates microprocessor technology to monitor voltage fluctuations in real time and disconnect the power supply when abnormal conditions occur, helping users protect refrigerators, air conditioners, pumps, solar inverters, and other essential appliances.

Established in 2002 with RMB50 million registered capital, Zhuhai STROM Electric Co., Ltd. Is a national high-tech enterprise specializing in R&D, manufacturing, sales, and service of intelligent power distribution and transformation automation products. Located in Zhuhai Innovation Coast High-Tech Zone, it operates a modern 15, 000-square-meter facility.

Wuhan Goldhome Hipot Electrical Co., Ltd was established in 2008, with the double efforts to struggle under more than ten years' diligent hard-working and adhere to spirit of keeping truth-seeking and pragmatic, exploring one professional road with competitive development in the electric and power testing field.

Shenzhen Coban Electronics Co., Ltd is a private export-oriented enterprise founded in 1999, 90% of the products are exported, and we have many years of research and development, production and management experience in automotive electronics, security products, wireless communications terminal equipment, and other fields.

Beijing Future Secure Electronic Technology Co., Ltd. Was established in April 2009 in Zhongguancun Fengtai Science Park, is located in Room 402-1, Building 2, No. 15 Courtyard, Nanyuan Road, Fengtai District, Beijing, China with a registered capital of RMB 108, 000, 000. It is a high-tech enterprise as well as a national little giant firm integrating R&D, production, sales and service, which serves the electric power industry.

HAOMAI Electric Power Automation - Expert in Relay Testers & CT AnalyzersCompany OverviewWuhan HAOMAI Electric Power Automation Co., Ltd. (brand: Relaystar) is a leading manufacturer of relay protection testers, CT analyzers, and power testing equipment. Established in 1999, HAOMAI specializes in high-precision devices for utilities, substations, and industrial power systems.

Shenzhen Yituowulian system Co., Ltd was founded in 2009, it is one of the most professional manufacturers for GPS tracker and mobile DVR product. Our company is located in Shenzhen city, Guangdong province, China. At present our GPS Tracker products are mainly exported to Southeast Asia, Africa, South America, The Middle East, Europe and so on.

Shenzhen Eelink Communication Co. Ltd was founded in June 2004 aiming at technology Innovative. After 10 years development, we accumulate more and more experienced experts and senior engineers specializing in Internet Platform/APP/GPS trackers. Now we have a professional technology team engaged in software, hardware and industrial design, totally more than 50 engineers. This professional team guarantee technology advancement for Eelink products. Meanwhile we have advanced management system, complete QC and QA systems as well as strict testing methods to guarantee high quality.

DEMIKS Electric Power Technology Co., Ltd  committed to the research, development, manufacturing and sales of power transmission equipment, distribution equipment and high-voltage testing equipment.

Wuhan Hertz Power Equipment Co., Ltd. Company Profile

Wuhan Kaidi Zhengda Electric is a high-tech enterprise integrating research and development, production and sales of power testing equipment, instruments and power online monitoring systems. Provide a variety of types of high-tech power testing products, and in high voltage testing to provide users with a full set of electrical test equipment, to solve the power equipment supporting solutions.

Who We Are

Rope Innovation Co., Ltd. is a direct manufacturer with more than 10 years of experience in the GPS tracking industry. Its headquarter locates in Shenzhen, China's most innovative city. Rope Innovation is a true innovator of high-quality GPS tracker devices and has satisfied the needs of customers from 120 countries around the world.

Weshine Electric Manufacturing Co., Ltd. Founded in 2013 with a registered capital of 80.5 million, is a modern high-tech enterprise specializing in the research and development, production, sales and service of power system automation devices and test instruments The company has strong technical force and complete testing equipment. The enterprise covers an area of 1200 square meters, including 800 square meters of production workshop. The company now has 98 employees, including 30 engineering and technical personnel and 4 safety supervisors in the production process, the company gives full play to its technical advantages and strictly controls the quality, effectively improving the technical content of the products and the reliability and safety of the products. The products have been tested by the national authoritative department, and the technical indicators have reached the national standards. The company in line with the professional, innovative, integrity concept and customer first service attitude, continuous improvement, strive to develop, and work together with domestic and foreign counterparts to create a better tomorrow. We are looking forward to cooperating with you sincerely and making great plans together.

Delta Technology (Chongqing) Co., Ltd. is a professional and leading supplier of high-precision testing instruments, serving customers in electrical engineering, fire safety, and underground engineering with reliable, high-performance solutions.

Henghui Electric Co., Ltd is a professional manufacturer of electrical equipment and industrial controller for over 15 years, the company head-quarter is located in Ningbo, and has branch located in Hangzhou, China.  

GOLDSOL(WUHAN) HIPOT TEST EQUIPMENT FACTORY

Acrel Co., Ltd. [Stock Code: 300286. SZ] is a high-tech enterprise concentrating on research, production, sales and services. It mainly provides systemic solutions of energy efficiency management and electrical safety for users. 'Acrel' is equipped with the complete production lines from cloud platform software to sensors. Until now, it has more than 8000 sets systemic solutions used in China to help users to realize energy visual management, supply energy data services and improve electrical efficiency and safety. 'Acrel' has maintained steady growth since its listing in 2012. The company will adhere to the concept of 'innovation, high-efficiency, unity and honesty' and it provides more high-quality solutions, products and service for power system users and micro-grid.

Guangzhou T-mark Technology Co., Ltd is a company who can provide a series of GPS tracker (2G, 4G, wired GPS tracker and wireless GPS tracker) and professional tracking platform which support 186 models, besides, we support OEM, ODM service, free technical support.

Blue Jay is a professional Chinese local industrial power and energy meter manufacturer with over 10 years of experience. We hold full capabilities in industrial power and energy meter manufacture, which supports us in offering you a one-stop solution for OEM/ODM customers. Many times, we are not only manufacturing for you but also supporting your design according to your final applications.

Guangzhou Topten Electronics Factory is a leading and professional enterprise which specializes in GSM car alarm system, GPS tracking system and other security products in China.

As a wholly-owned subsidiary of Longxi Electric Co., Ltd., Wenzhou Longqi Import and Export Co., Ltd. Focuses on the global new energy and infrastructure sectors, acting as a professional international trade service provider integrating new energy power systems, water conservancy systems and new energy lighting systems. Relying on the decades-long technical accumulation and production strength of its parent company Longxi Electric, we are committed to building an efficient bridge between China's intelligent manufacturing and the global market, providing overseas customers with full-chain services from product solutions to performance and delivery.

Shanghai Sosin Electronics (EMCSOSIN)/ Shanghai Shinegil is a leading high-tech enterprise that specialized in R& D, manufacturing, selling EMC test equipment and service providing. We've been committed to the electromagnetic compatibility (EMC) testing field, offering professional equipment which are widely used in electronics manufacturing, electric power, new energy, telecommunication, aerospace, teaching, renewable energy, automotive and other industries, as well as scientific research. We also provide customers with professional EMC system integration solutions.

     As a leading service provider of automotive education solutions, Guangdong Zhongcai Education Equipment Co., Ltd always adhered to independent research and development as its foundation and teaching needs as its guide. It is committed to providing comprehensive and high-standard teaching equipment and resource support for vocational colleges worldwide.  The company has obtained more than 40 national patents, built a deep technical moat and sustained innovation capability, and become a recognized technological benchmark in the industry.    

Beijing GFUVE Electronics Co., Ltd. Was established in 2005. It combined science, industry and trade together as one high-tech enterprise. GFUVE mainly produces split core current transformer, high voltage ammeter recorder, IEC61850 test suite software, meter test equipment, current probe, reference standard meter, phantom load power source, electrical measurement instrument, relay test set, transformer test, CT analyzer, Test equipment, and power meter, power analyzer, intelligent digital meter, transducer, handheld terminal and split core current transformer, voltage transformer and current transformer models etc.

Shanghai NewTrend Electric (www.made-in-china.com/showroom/sntelec) is an experienced manufacturer and trading company, offering a wide range of electric power distribution, lighting and other spare parts products.

Chongqing Gold Mechanical & Electrical Equipment Co., Ltd is a high-tech enterprise for researching, designing, developing and producing scientific and measuring instruments. With its continuous drawing of lessonas, unremitting innovation and borrowing of advanced technology from both at home and abroad, our company is now becoming a professional manufacture of oil tester, electric tester, fire testing equipment, and oil purifier.

Zhengzhou LEHENG Electronic Technology Co., Ltd was established in the year 2016, it is located in Zhengzhou, Henan, China, which is the central plains, it is the largest logistics transportation and transit center in Asia. Our company passed QMS CERTIFICATE OF REGISTRATION: ISO9001: 2015.

Founded in 1997, Eyecool Technology (formerly Techshino) focuses on the R&D, application, and service of multi-modal biometric technology and products. It owns in-house developed single algorithms ranging from fingerprint, face, iris, finger vein to multi-modal biometric algorithms including face and iris fusion, fingerprint and finger vein fusion and palmprint and palm vein fusion. Eyecool Technology is committed to providing enhanced digital identity authentication and management for high-security, high-privacy, and big database scenario applications.