Feature: 1. For Circuit Protection: The DC circuit breaker is 2P design, mainly used to provide overload protection and short circuit protection for DC circuits or equipment. 2. Flame Retardant Shell: The breaker shell is made of flame retardant materials, which is fire resistant and wear resistant, with high performance and safer use. 3. Breaking Capacity: This photovoltaic air switch has a high breaking capacity up to 4KA and a rated voltage of DC 500V for a wide range of applications. 4. Compact Size: The photovoltaic circuit breaker has a compact size, easy to install and disassemble, takes up little space, convenient and practical. 5. Wide Application: The photovoltaic circuit breaker is easy to connect, can be used for circuit protection of household appliances and industrial equipment. Specification: Item Type: DC Circuit Breaker Rated Voltage: DC500V Number of Poles: 2P Breaking Capacity: 4KA Ambient Temperature: -25-60℃ . Package List: 1 x Circuit Breaker Note: The circuit breaker needs to match the power of the wires and electrical equipment, otherwise it will trip or the terminal will be burned out.