1EFFICIENT PROTECTOR: The DZ40LE 63 Single Handle Air Switch with Leakage Protector effectively defend home circuits from power problems such as leakage. 21P+N POLES: Current circuit breaker adopts 1P+N poles, non delayed leakage action, rail mounting, simple and quick, easy to use, stable performance. 3STABLE AND RELIABLE: The total open leakage defend design ensures that the electrical equipment always maintains a stable and reliable state during operation, reducing the danger of circuit failures and accidents. 4CONVENIENT AND EASY TO USE: the home circuit breaker is easy to operate, single handle design is convenient for users to control the power switch, and it also has an indicator light to show the working status to ensure safe use. 5PC FLAME RETARDANT: Current circuit breaker is made of PC flame retardant material for safety defend from accidents, durable and can be used for a long time. 1 xLeakageCircuitBreaker