Product Center
Professional after-sales service, pay attention to customers' feedback about products.
Model number: ZGS-120KV
1. Adopts a voltage-doubling electric circuit with high frequency.
2. Voltage is...
Model: HY331 3 Phase Protection Relay Tester
1. standard 4-phase voltage, 3-phase current output, voltage...
1. Model number: JS-V Tan delta tester.
2. With CVT test, easy to use, with a big touch screen.
3....
1. Model number: HYC-100 Porable CT PT analyzer.
2. Adopted the DSP and ARM. High performance and powerful...
Model: BBC-V
1. Designed for three-phase transformers of power systems.
2. Can test special models of...
Model: HYJF-H Partial Discharge Detector
1. Advanced anti-interference components and a unique display...
Why Choose Us
Warmly welcome friends from all walks of life to visit, investigate and negotiate business!
ISO Certification
Stric quality control to make sure safe, precision and efficient.
Stric quality control to make sure safe, precision and efficient.
Technology Support
Specialize in testing and solutions for more than 18 years. Own experienced engineers.
Specialize in testing and solutions for more than 18 years. Own experienced engineers.
After-sales Service
Customer first, listen to users and 1 year warranty
Customer first, listen to users and 1 year warranty
Support OEM
Provide customization and professional solutions.
Provide customization and professional solutions.
About Us
Wuhan HUAYI Electric Power Technology Co.,Ltd. (HUAYI for short) is a professional manufacturer in China, researching and manufacturing electric testing equipment. Established in 2005, the company is one of the earliest manufacturers of high voltage tester in China. HUAYI insist developing and marketing independently, and make efforts to improve the products quality, reduce cost, and improve efficiency.
HUAYI is committed to preventative, maintenance, troubleshooting and commissioning all the time. Our products are involved AC/DC Hipot tester, series resonant test system, transformer tester, relay tester, circuit breaker/switch tester, oil/SF6 tester, cable tester and other electric instruments, widely adapted to electric power, water conservation, oil, railway, mine, chemical and so on.
HUAYI is committed to preventative, maintenance, troubleshooting and commissioning all the time. Our products are involved AC/DC Hipot tester, series resonant test system, transformer tester, relay tester, circuit breaker/switch tester, oil/SF6 tester, cable tester and other electric instruments, widely adapted to electric power, water conservation, oil, railway, mine, chemical and so on.
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Factory land occupation
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Senior technical engineer
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Utility model patent
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Global customers
Our Honor
Official certification, professional after sales service.
Video Center
Warmly welcome friends from all walks of life to visit, investigate and negotiate business!
6 phase relay tester
135KV AC hipot tester
SFRA analyzer
Tan delta tester
News Center
Professional researching and developing teams.
Apr 02, 2026
Not long ago, a certain power engineering company reported that the Huiyi Power 4000kVA/800kV series resonant device ...
Mar 06, 2026
We are proud to announce the successful delivery of our 300KV Partial Discharge (PD) Test System to Korea. The delive...
Nov 25, 2025
We are delighted to welcome our customer from New Zealand to HUAYI this week. Our old friend---the customer from New ...
Nov 05, 2025
HUAYI Electric is proud to announce the successful delivery of our comprehensive testing services to the Power Soluti...