... ,Be mounted with contactor UKC1-100/125 UKH-100 thermal overload relay,working together with the contactor UKC1-100、125A ,AC ... circuit breakers, molded case circuit breakers, AC contactors, relay, outdoor switch and socket, waterproof switch and float switch etc. Through more than 20 ... developed into one of the largest electric manufacturers in China. Thermal Overload Relay