Features 【For DC Circuit】MCCB circuit breaker is Mainly used for DC power lines, allows for protection against short circuit, overload and emergency manual power off. 【Fireproof and Durable】The circuit breaker switch is made of plastic case and is not easily damaged. In addition, our products are fire-resistant and heat-resistant. It meets the application requirements in various occasions and can operate reliably in harsh environments. 【Quick Wiring and Installation】Compact in size and light weight. Therefore, the installation and wiring of solar battery circuit breaker switch are very convenient and simple, and can be completed in minutes. 【Quick Breaking Capacity】Large terminals provide better conductivity. 20KA breaking capacity and 250A maximum current enables use in DC12V‑5000V lines, ideal for 12V, 24V, 36V, 48V, etc. 【Application】Widely applied in photovoltaic power generation system and wind power generation systems; It is also widely used in hydropower, automobiles, etc. Specification: Item Type: DC Circuit Breaker Model: SGM1-250Z/2300 Material: BMC thermosetting plastic. Rated Current: 250A Rated Voltage (Ue): DC 500V Breaking Capacity: 20KA Recommended Installation Method (2P): vertical, top in and bottom out wiring.  Package List:1 x MCCB Circuit Breaker Package List 1 x Circuit Breaker