Features Circuit Breaker Used to protect low voltage electrical systems from damage caused by over-current, overload or short circuit. Durable Material The flame retardant shell is made of PA66 nylon material, not easy to deform, and also has excellent durability. Flexible to use: mainly for lighting office buildings, residential buildings, etc. very reliable and practical. Reliable Work: has a rated short circuit shut-off capacity of 4500A, a rated voltage of 400V AC and rated current of 63A. DIN Rail Mounting: With modular design and bistable locking clip, the DIN rail mounting on the distribution box is very convenient. Specification: Element Type: Isolator Switch Model: DZ47-63 C63. Material: PA66. Rated current: 63 A. Rated voltage (Ue): AC 400 V 50 Hz. Rated ultimate short circuit breaking capacity (household icn): 4500 A Package list: 1 circuit breaker. Small note: After taking out the product, install it on the switch box and it can be used after the wiring has been turned on. Package List 1 x Circuit Breaker