Features Multiple Protection Functions: Provides overload protection and short circuit protection for DC circuits or equipment, ensuring the safety and reliability of your solar PV system. Efficient Connection: Ensures a smooth on/off effect and strong contact, offering high efficiency and stability for your PV system. Fireproof Shell: Features a high performance flame retardant shell, providing strong safety and durability, and wear resistance against fire hazards. Powerful and Durable: With 2P poles and high breaking capacity up to 4KA, this circuit breaker offers strong compatibility and a long service life. Wide Application: Suitable for use in solar panel grid systems, solar and wind hybrid systems, and more, making it versatile for various applications. Specification: Item Type: DC Miniature Circuit Breaker Rated Voltage: DC500V Number of Poles: 2P Segmentation Capability: 4KA Ambient Temperature: -25℃~+60℃ Package List: Item Type: DC Miniature Circuit Breaker Rated Voltage: DC500V Number of Poles: 2P Segmentation Capability: 4KA Ambient Temperature: -25℃~+60℃ Note: The circuit breaker needs to match the power of wires and electrical equipment, otherwise will trip or the terminal will be burned out. Package List 1 x DC Miniature Circuit Breaker