HOME | ABOUT US | CONTACT US HOME　　COMPANY PROFILE 　　PRODUCTS & SERVICES　　 FACTORY SHOW　　　NEWS　　 QUALITY CONTROL　　 CONTACT US Solid State Relays A solid-state relay (SSR) is an electronic switching device in which a small control signal controls a larger load current or voltage. Switching Power Supplies A switching-mode power supply (SMPS) is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently Temperature Controllers Temperature Controllers receive sensor signals and control heaters or other devices to maintain a preset temperature. They can also be used for humidity, pressure, and flowrate control. Sensors A proximity sensor is a sensor able to detect the presence of nearby objects without any physical contact. Circuit Breakers A circuit breaker is an automatically operated electrical switch designed to protect an electrical circuit from damage COMPANY PROFILE Sanying Electric is a leading company of Solid state relays, Temperature controller, Sensors and Circuit breakers in China and also a leading exporting company as well.   QUALITY CONTROL Most our products are approved by UL, CSA, VDE and TUV; and carry the CE mark signifying conformance with European directives.   Product Search Enter Reference Numbers: We have simplified our product search functions, making it easier than ever to search for information on our website! Copyright Notice © 1999-2012 Sanying Electric Co.,Ltd . All rights reserved.