Haiyan Weijia Electrical Technology Co., Ltd. is professionalChina in-meter Copper Shunts manufacturers and Manganin Shunts factory, our company established in 2008 with a registered capital of 20 million yuan, the company covers an area of 13 acres, with a total construction area about 12,000 square meters and more than 300 employees, Weijia is a set research and development, production and sales in the integration of high-tech enterprises.

Due to the existence of perforations, the current cross-sectional area of ​​the Current Transformers will decrease, the internal conductivity will inevitably decrease, and the resistance will increase.