Features 1、Protect DC Power System: Surge protectors can protect the DC power system from lightning or overvoltage. 2、More Stable Performance: The surge protector has a longer service life and more stable performance, helping you to complete your work more effectively. 3、Safer Use: Surge protectors are safer to use, with good quality, excellent performance and very simple installation. 4、Easy to Use: This is a surge protector with modular design, easy to use and maintain. 5、Quick Response: This surge protector can respond quickly when a lightning strike occurs, unload the voltage, and protect your home appliances and your safety. Specification Item Type: Voltage Surge Arrester Device Model: CHLT-20PV Nominal Discharge Current: 10kA (8/20μs) Maximum Discharge Current: 20kA (8/20μs) Number Of Poles: 3P Protection Level: IP20 Working Temperature: -40℃~80℃, Humidity: ≤90% (Average at 25℃) Package List 1 x Surge Protection Device 2 x Insert