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Leading manufacturer of high voltage testers, transformer analyzers, partial discharge detectors, and protection relay test systems. Trusted by utilities and industries worldwide since 2005.
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 testers in China.
HUAYI is committed to preventative maintenance, troubleshooting, and commissioning of electrical systems. Our products are widely used in power grids, water conservancy, petrochemical, railway, and industrial facilities across the globe.
Years Experience
Countries Served
We combine innovation, reliability, and customer-centric service to deliver world-class electrical testing solutions.
Strict quality control ensures safe, precise, and efficient testing instruments.
18+ years of specialization with experienced engineers and R&D teams.
Customer-first approach with 1-year warranty and responsive support.
Customization and professional solutions tailored to your needs.
Comprehensive portfolio of electrical test equipment for high voltage, transformer, relay, cable, and oil analysis applications.
Model: ZGS-120KV | Voltage-doubling circuit, high frequency, compact design.
Multifunctional tester for 3-phase transformers, especially Z-winding types.
Model: JS-V | Includes CVT test, large touch screen, user-friendly interface.
Model: HYC-100 | DSP & ARM-based, high performance, portable design.
Advanced solutions for detecting and locating faults in power cables.
Model: HY331 | 4-phase voltage, 3-phase current output, precision testing.
Model: HYJF-H | Online detection, anti-interference components, real-time display.
Includes decomposition product and purity analysis with SO2 detection.
Advanced sensors and calibration ensure accurate and repeatable test results.
Built-in protection circuits, interlocks, and compliance with international safety standards.
Touch screens, intuitive menus, and multilingual support for ease of operation.
Lightweight, compact, and rugged for field use and on-site testing.
Rapid measurement cycles and automated test sequences save time and labor.
Robust construction and proven performance in harsh environments.
Products in Portfolio
Countries Served
Years in Industry
A Hipot (High Potential) Tester is used to verify the insulation integrity of electrical equipment by applying a high voltage and measuring leakage current.
Yes, we support OEM and ODM services. We can customize products, packaging, and software according to your requirements.
All our products come with a standard 1-year warranty covering manufacturing defects and performance issues.
Yes, our experienced engineers provide technical support via email and online communication tools.
You can contact us directly via email or visit our official website to submit an inquiry form.
For inquiries, support, or product information, please reach out through our official website.
Email: [email protected]
Phone: +86 180 6411 5448
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