Shanghai Tonger Sensor-Electric Co., Ltd. is one famous company specialized in Sensor Manufacture of worldwide market. For promoting the technology and artwork development of sensor, Tonger Corp. have been actively boosting the cooperation of advanced sensor tech and Tonger manufacture. Tonger company purchased securities of some important Chinese Sensor academes for strict QC and competitive cost. By wide and reciprocal cooperation Tonger established reliable and strong market net in China and other countries. Every month Tonger can sell over 336, 000pcs of sensor products, and more relays ,other electric accessories to Chinese export companies. Products include kinds of, Proximity Sensors, Photoelectric Sensors & detectors, Thermocouples, Electric Heaters, Infared Sensors, Fibre optic Sensor...

Manufacturer of protective relays, Relay sockets, general relays, timer relays, switch relays, thermal relays, Solid State relays, binding clamps, combined terminal blocks, LED lamps, voltage stabilizers, current transformers, circuit breakers, welding products.

Manufacturer of protective relays, PC board relays, compressor control relays, general purpose relays, telecom relays, automotive relays, power relays, latching relays, Solid State relays, timer relays.

The company's products including high power LED, opto electronics devices, photo coupler, photo traic, photo link connector, mouse sensor, Solid State Relay. Received by ISO-9001 certification in 1999.

Engaged in the research of high temperature plastic, high temperature plastics, Solid State relays, electronic power controllers, power semiconductors, diodes & thyristor modules, DC motor drivers and AC voltage regulation devices, rectifier modules, our products have passed ISO 9000/9001/9004/19011: 2000 certification. Our mainly export market isNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe.