Features Multiple Protection Functions: Provides overload protection and short circuit protection for DC circuits or equipment, ensuring the safety of your solar PV system. Efficient Connection: Ensures a good on/off effect with no stuck situations, offering strong contact, high efficiency, and stability for your DC circuits. Fireproof Shell: Features a high-performance flame-retardant shell, which is strong, fireproof, wear-resistant, and Stable, providing enhanced safety for your PV system. Powerful and Stable: With 2 poles and high breaking capacity up to 4KA, this circuit breaker offers strong compatibility, a long service life, and reliable performance for your solar and wind systems. Wide Application: Suitable for use in solar panel grid systems, solar and wind systems, and more, providing versatile circuit protection 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: 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