Contender CPS Series 1-Gang Receptacle With Mounting Box, Number Of Poles: 3, Number Of Wires: 2, Amperage Rating: 20 AMP, Voltage Rating: 125 - 250 VAC, 18 VDC, Material: Copperfree (4/10 Of 1 PCT Maximum) Aluminum Cover, Malleable Iron Mounting Box, Mounting: Surface Mount With 1/2 IN Feed-Thru Hub, Connection: Pressure Wire Terminal, Motor Horsepower: 1 HP, Finish: Epoxy Powder Coat Cover And Triple-Coat (Zinc Electroplate, Chromate And Epoxy Powder Coat) Mounting Box, Dimensions: 3.5 IN Width X 6.81 IN Height X 6.19 IN Depth, Standard: Class I, Division 1 And 2, Groups C, D, UL 1010 (UL 1203), UL 894, UL Listed: E10784, For CPP516 Plug