Features 【Multifunction】Our House Arrester Device is suitable for Class C and D lightning protection. It is used for equipotential connection during lightning strikes. It can respond quickly during lightning strikes and unload voltage to protect home appliances and your safety. 【Mmaterial】Low-voltage Arrester Device adopts a high-quality flame-retardant shell, which is not only fire-proof, but also wear-resistant and safer to use. 【Stable Performance】House Surge Protector has the characteristic of stable performance, and easy to install 【Easy to Install and Remove】Removable components, easy to plug and unplug. The surge arrester is mounted on a rail and is easy to operate. 【Parameter】Number of poles: 2P; Response time: ≤25ns; Rated voltage: 420V; Maximum discharge current: 20KA; Up: ≤1.5kv Features: It is suitable for C and D level lightning protection, it is used for the equipotential connection when lightning strikes, quick response when lightning occurs, unloading voltage, protecting home appliances and your safety. Flame retardant shell, fire proof, safe to use It has the characteristic of stable performance, and easy to install Removable assembly, easy to plug and unplug Guide rail installation, simple operation Specification: Material:PC Flame retardant material Number of poles: 2P Response time: ≤25ns Rated voltage: 420V Maximum discharge current: 20KA Up: ≤1.5kv Weight: Approx.227g/8oz Package list: 1 x House Surge Protector Package List