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 good on-off effect, strong contact, and high efficiency, preventing stuck situations and ensuring stable performance for your DC circuits. Fireproof Shell: Features a high-performance flame-retardant shell that is strong, wear-resistant, and Stable, offering superior safety and protection for your solar panel grid system. Powerful and Stable: With 2P poles and a high breaking capacity of up to 4KA, this circuit breaker is highly compatible and long-lasting, providing reliable performance for your PV system. Wide Application: Ideal for use in solar panel grid systems, solar and wind systems, and other DC circuit applications, offering versatile functionality for various setups. Specification: Item Type: DC Miniature Circuit Breaker Rated Voltage: DC500V Number of Poles: 2P Segmentation Capability: 4KA Ambient Temperature: -25℃~+60℃ Package List: 1 x DC Miniature Circuit Breaker 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