城貿Sang Mao

Established in 1984, Sang Mao Enterprise Co. Ltd is an ISO9001:2008 certified manufacturer of safety protection devices for electrical and electronic circuitry. 
We offer a wide range of thermal Circuit Breakers, Thermostats, and Motor Protection products that answer OVERLOAD, OVERHEAT, SURGE, and GROUND FAULT problems.

城貿股份有限公司設立於1984年，通過國際ISO 9001:2015認證及多項安規，擁有高品質、專業技術服務及不斷創新的線路保護器製造廠。
一系列無熔絲過載保護器、溫度開關、馬達保護器,為您解決馬達過載、超溫、短路之疑難雜症.