Features Advanced Protection: AC Protector 420VAC Protection Device Designed for C and D class protection, this device ensures swift response and efficient voltage discharge during strikes, safeguarding your home appliances and personal safety. Convenient Plug-and-Play Design: AC Protector Featuring a removable assembly, it allows for easy plugging and unplugging, enhancing usability. and User-Friendly: Low voltage Arrester Protector Known for its stable performance, this device is straightforward to install, ensuring long-term reliability. Easy Guide Rail Mounting: The Protector guide rail installation process is simple and straightforward, making it accessible for quick setup. Fire-Resistant Enclosure: Power Protective Device Equipped with a flame retardant shell, it offers a and safe solution for electrical installations. Spec: Features: It is suitable for C and D level protection, it is used for the equipotential connection when strikes, quick response when 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: 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 Protector Package List