Good quality Reasonable price High breaking, zero over Rated voltage, current: up to 400V, 100A CE, ISO9001 SpecificationsMCB 1 ... 32, 40,50,63,10050, 63100Breaking Capacity (A)600045004-10KARated Voltage (V)230/400Rated Frequency50/60HzEndurance>/=4000Circumstance Temperature-5ºC ~+40 ... 35mm Panel mounting Standards: IEC/EN60898 GB 10963 MCB mini circuit breaker MCCB RCCB earth leakage circuit breaker