
DC Resistance Tester
ZW5320
Integrating functions of


ZW5320
Integrating functions of

ZWKZ204
The instrument provides m

ZWJS101
The instrument features i

ZWH101
It features versatile, sa

ZWRZ800A
High-precision frequency

ZWZK101
Its comprehensive functio

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You benefit from the ability to automatically complete three-phase ratio and group measurements, providing a thorough evaluation of transformer performance.
You can enjoy a parameter-free setup, allowing for quick and straightforward testing without complicated configurations.
You can quickly assess the operational stability of transformers, helping you ensure their reliability and efficiency in your power system.
Delivering exceptional solutions for the power industry, ensuring you achieve safety, you enhance efficiency, and you embrace innovation in electrical testing.












We offer flexible end-to-end services and customized optimal solutions. With strict quality control ensuring reliability and concierge-style after-sales support, we create lifetime records to provide you with the best and fastest service.
We provide full-process services from pre-sales through sales to after-sales.
We have a comprehensive quality inspection process to ensure the quality of every product you receive.
Concierge-style service, creating a “health record” for every device you purchase.

Discover what our clients have to sya
At Zhiwei Electric Power, we provide a clear, efficient, and hassle-free procurement experience to ensure you quickly receive high-quality testing solutions.
Contact us via phone or email with your requirements. Our engineers will provide a customized solution and detailed quote.
Upon approval of the solution and quote, we’ll execute a purchase contract specifying all terms.
Upon payment confirmation, we arrange shipment and provide real-time logistics updates until safe delivery.
The tester measures the ratio and group of transformers, helping you evaluate their operational stability efficiently.
It features a parameter-free setup, making it quick and easy to get started without needing complicated configurations.
It can automatically complete three-phase ratio and group measurements, providing comprehensive data on transformer performance.
Assessing operational stability is crucial for ensuring the reliability and efficiency of transformers in your power system.