Features 1、With Visible Window: The surge protective device has visible window with red and green indicators for easy viewing of power on and off. 2、DIN Rail Mounting: The surge protector adopts DIN rail mounting method, with modular design, is stable and reliable. 3、Made of PC Material: The protector shell is made of PC material, with high strength and flame retardant, safer to operate. 4、Convenient Wiring: Adopt anti cracking buckle design, easy and convenient wiring, very suitable for home use. 5、Detachable Design: The surge protector can be disassembled and assembled, has stable performance and is easy to plug and unplug. Specification Item Type: Surge Protective Device Product Material: PC Product Model: RMU1-C40 Maximum Voltage: AC 420V Voltage Protection Level: 1.8kV Level: 1P Mounting Method: Din rail mounting Maximum Discharge Current 20kA 40kA 60kA Nominal Discharge Current 10kA 20kA 30kA Package List 4 x Surge Protective Device