Feature: 1. SAFE FLAME RETARDANT: The shell is made of PA66 nylon material, which possess excellent flame retardant and safety performance 2. PREVENT DAMAGE: Used to protect low voltage electrical systems from overcurrent damage caused by overload or short circuit 3. EASY INSTALLATION: Modular structure can be easily installed on the DIN standard rail in the distribution box, possess bistable locking clip 4. USED FOR OFFICE AND BUILDINGS: Miniature circuit breakers are mainly used for the lighting of office and residential buildings. Suitable for power distribution and protect facilities from overload and short circuit damage 5. HIGH BREAKING CAPACITY: Come with high breaking capacity up to 6000A. Compact size bring small footprint, easy and convenient to use Specification: Item Type: Miniature Circuit Breaker Model: DZ47-63 C40 Material: PA66 Rated Current: 40A Rated Ultimate Short Circuit Breaking Capacity (home Icn): 6000A. Package List: 1 x Miniature Circuit Breaker