Features： 1、Dual Purpose: When the circuit is short circuited, the circuit breaker can trip immediately to defend the circuit safety. It can also be used as the on off switch of DC load circuit. 2、PVC Material: Made of PVC material, this circuit breaker is flame retardant and impact resistant, it possesses a long life span. 3、Leakage Protection: This circuit breaker is composed of multi stage circuit breaker and interlock mechanism to realize the leakage protection function of both main circuit and auxiliary circuit. 4、Rail Installation: This circuit breaker adopts standard rail installation that the installation can be completed in minutes. 5、Fine Workmanship: This circuit breaker is well made with delicate appearance and reasonable structure, choose it with confidence! 6、Wide Application: This circuit breaker is widely used in solar panel grid system, wind and solar hybrid power system, DC power system, ship power system, solar photovoltaic system, or other DC systems. Specification： Item Type: Circuit Breaker Material: PVC Rated Voltage: DC230, 400V Frequency: 50Hz Sectioning Capacity: 6000A (16A,32A), 4500A (63A) Electrical Life: No Less Than 10000 Times Mechanical Life: No Less Than 20000 Times Warm Test: Class 2 (Relative Humidity 95% at 55 ℃) Package List： 1 x Circuit Breaker