Yueqing Fivecircle Electric Co., Ltd. is a professional manufacturer of low-voltage appliances in China, and specializes in developing and manufacturing pure electromagnetic type residual current circuit breaker (RCCB) LED street lamps, wind turbine generator systems and the related essential parts, permanent magnet tripping devices, mini circuit breakers (MCB), switching power supplies, push button switches, relays, contactors, and terminal blocks. Some of these products have got certificates ...