Features Arc extinguishing The DC circuit breaker adopts magnetic system for additional arc extinguishing to ensure stable and reliable operation. Main Purpose: The DC circuit breaker is used to protect distribution equipment from overload and short circuit damage, as well as for control and isolation. Multiple Use The 4P circuit breaker is widely used in DC systems, marine power systems, solar photovoltaic systems or other DC systems. Fast Trigger The electromagnetic trigger system can trigger immediately when the circuit is short-circuited, effectively protecting the circuit safety. Easy to Install Modular structure design, with screw terminal wire, 35mm DIN rail installation, the circuit breaker is easy to install and remove. Specification: Item Type:4P Circuit Breaker Model: DZ47s 63Z. Material: PA66. Rated current: 63 A. Rated voltage: DC 1000 V. Rated ultimate short circuit breaking capacity (household icn): 6000 A Purpose: Specially designed for solar photovoltaic, electric motorcycles and electric vehicles Mechanical life: 20000 times. Applicable temperature: -35-70°C. Package list: 1 x circuit breaker Package List 1 x Circuit Breaker