Merged with international latest advanced technology, SDM6 series molded case circuit breaker(SDM6 MCCB) is one of our self-developed high-tech new circuit breaker. It is compact, modularized, environment-friendly, with high breaking and zero arc-over capabilities. SDM6 MCCB works well under electric circumstance of AC50/60Hz, 690V(or lower), 12.5-1600A, which can effectively increase the efficiency of power distributing & protect the whole system against harms caused by overload, undervoltage or short circuit. It also can be used as a non-frequent switch for your engine/system.