Features 【Over Voltage Protection】This surge protector is applicable to low voltage standard IEC EN 61643 11, to protect DC power line system and other equipment from overvoltage and transient overvoltage. 【Excellent performance】The surge protective device has large discharge current and capacity, low residual voltage and quick response time. 【Safe and reliable】Double thermal circuit breaker, providing more reliable protection, remote alarm terminal is optional. 【Excellent quality】The DC surge protector adopts flame retardant PC material, sturdy and firm, highly safe to use. 【DIN Rail Mounting】This surge arrester device is modular designed, adopts DIN rail installation, easy to install and maintain. Specification: Item Type: Surge Protective Device Material: PC Flame Retardant Maximum Continuous Operation Voltage Uc: 600VDC Nominal Discharge Current In (8/20μs): 20kA Maximum Discharge Current Imaximum (8/20μs): 40kA Maximum Impact Current Iimp: 6.25kA Voltage Protection Level Up: 2.6kV Package List:1 x Surge Protective Device Package List 1 x Surge Protective Device