Shanghai Circuit Shield Electronic & Electrical Equipment Co., Ltd. was established in Shanghai, China in 1993. This company has been consistently focusing on the specialized design and the production of general-purpose electronic protectors and special-use sets of electronic products. Areas of application include the protection of electromotors and other three-phase electrical equipment in business such as elevators, machine tools, air conditioners, compressors, refrigerators, freezers, etc.

We offer a high quality premium product at competitive price. Compared to competing products in market - we offer same quality and standard at attractive price. Trusted by our customers - we follow ethical standard and a 'customer first' attitude that is hard to come by.