4P Stable Household AC 420V 1Pc Low Voltage Arrester Device Surge Protector for C and D Level Lightning Protection

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 Spec: Material:PC Flame retardant material Number of poles: 4P Response time: ?25ns Rated voltage: 420V  Maximum discharge current: 20KA Up: ?1.5kv Wiring method: three-phase four-wire Weight: Approx.200g/7.1oz  Package list: 1 x House Surge Protector