Jiangsu Sifei Electric Co., Ltd. was established in 1998, specializing in AC power meters, PD194 harmonic meters, multifunctional harmonic meters, power quality detectors and other products. Sifei Instrument is a high-tech enterprise dedicated to providing systematic solutions for power monitoring, power quality improvement, electrical safety and other aspects for smart grid users. After more than ten years of dedicated cultivation, the company has always maintained a solid position among domestic peers in the industry.

Sifei Electric has always adhered to the development concept of independent innovation, with fruitful technological achievements. Currently, it has 87 projects, 27 software copyrights, 8 high-tech products, undertakes 4 national torch plans, and participates in the compilation of 7 national and industry standards. The company enjoys a reputation and market position in the smart grid user end.

Sifei Electric relies on a modern management system, ensures advanced process equipment, and utilizes efficient information management systems to provide customers with valuable cooperation platforms through excellent research and development, high-quality products, and comprehensive services.

SDX series surge protectorSuitable for protecting against indirect lightning or other transient overvoltage surges.