Product Center

Professional after-sales service, pay attention to customers' feedback about products.
DC Hipot Generator Tester

Model number: ZGS-120KV. 1. Adopts a voltage-doubling electric circuit with high frequency.. 2. Voltage is stable, and

3 Phase Protection Relay Tester

Model: HY331 3 Phase Protection Relay Tester. 1. standard 4-phase voltage, 3-phase current output, voltage 125V/phase,

Transformer Tan Delta Tester

1. Model number: JS-V Tan delta tester.. 2. With CVT test, easy to use, with a big touch screen.. 3. High voltage (>

Portable CT PT Analyser

1. Model number: HYC-100 Porable CT PT analyzer.. 2. Adopted the DSP and ARM. High performance and powerful function.3.

Transformer Turns Ratio Testing Meter

Model: BBC-V . 1. Designed for three-phase transformers of power systems.. 2. Can test special models of transformers

Handheld Partial Discharge Detector online

Model: HYJF-H Partial Discharge Detector . 1. Advanced anti-interference components and a unique display circuit..

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.
ISO Certification
Technology Support
Specialize in testing and solutions for more than 18 years. Own experienced engineers.
Technology Support
After-sales Service
Customer first, listen to users and 1 year warranty
After-sales Service
Support OEM
Provide customization and professional solutions.
Support OEM

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.
About Us
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    Factory land occupation

    Factory land occupation
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    Senior technical engineer

    Senior technical engineer
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    Utility model patent

    Utility model patent
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    Global customers

    Global customers

Our Honor

Official certification, professional after sales service.
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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.
Empowering Pakistan’s Power Grid: Multi-Batch High Voltage Testing Equipment ...
May 28, 2026
Date: May 27, 2026 Following a week of rigorous quality inspections and precision packing, Wuhan Huayi Electric Power...
Dispatched To Ireland: Strengthening Partnerships With Repeat Orders Of PD De...
May 13, 2026
[Date: May 12, 2026] – Wuhan Huayi Electric Power is proud to announce the successful dispatch of a new batch o...
Ensuring Grid Reliability: Our Engineers Provide Critical Technical Support F...
May 13, 2026
Last month As a leading manufacturer of high-voltage testing solutions, Wuhan Huayi Electric Power recently dispatche...
4000kva/800kv AC Resonant Test System Onsite Service From HUAYI
Apr 02, 2026
Not long ago, a certain power engineering company reported that the Huiyi Power 4000kVA/800kV series resonant device ...