Features 1、WIDE APPLICATION: Suitable for solar photovoltaic systems, DC power systems, marine power systems or other DC systems 2、STABLE AND RELIABLE: Quick trip to ensure reliable operation of the load and prolong the life of the circuit breaker, can also be used as a switch for DC load circuits 3、MULTI FUNCTION: Used for protecting electrical distribution facilities from overload and short circuit damage, also for control and isolation 4、AID IN ARC EXTINGUISHING: DC arc extinguishing is more difficult than AC arc extinguishing. This DC miniature circuit breaker has a magnetic system for auxiliary arc extinguishing 5、QUICK TRIP: The electromagnetic trip system can trip immediately when the circuit is short circuited to protect the circuit safety Specification Item Type: Solar PV System Circuit Breaker Material: ABS Rated Voltage: 550V Rated Ultimate Short Circuit Breaking Capacity(household Icn): 6000A Package List 1 x Solar PV System Circuit Breaker 1 x User Manual