Features 【SAFETY】: 3P 20 and 3P 40KA surge protectors are optional, the maximum continuous working voltage is 1000V DC, the upper limit of voltage level protection: 3.0KA, modular design, the voltage surge protector can be accurately installed and easy to maintain. 【FUNCTION】: A professionally manufactured surge protector that can respond quickly in the event of a lightning strike, reliably protect the DC power system from lightning strikes or overvoltage, unload voltage, and protect household appliances, electronic equipment, instrumentation, and communication lines. 【ACCURACY】: The interior is made of precision electronic components, the voltage arrester device responds quickly, the copper connector has strong conductivity, the surge protector always maintains stable operation, and improves the safety of electricity consumption. 【FLEXIBLE】: Universal construction, with DIN rail mounting, this household voltage surge protector is very easy to connect to the circuit, simple wiring can be done in minutes, detachable components, easy to plug and unplug, saving time and effort. 【HIGH QUALITY】: The shell is made of PC flame retardant material, the shell is fireproof, the voltage surge protector device has a solid structure, high hardness, strong pressure resistance, IP20 protection, more stable performance, and efficient completion of different project requirements. Specification: Condition: Brand New Optional Size: 3p20ka, 3p40ka Product performance: arrester Nominal discharge current 20KA Maximum discharge current: 40KA Voltage: 1000V DC (both 500V 800V) Installation method: rail mounting protection type: IP20 Voltage level protection up: 3.0KA Failure indication: green normal / red fault Housing material: flame retardant PA66 Color: As Picture Show Package Weight: Approx 380g Package List: 1 * House Surge Protector Note: 1. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 2. Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Package List