JBR Series Switched Receptacle With Mounting Box, Number Of Poles: 4, Number Of Wires: 3, Wire Size: 6 - 4 AWG Copper-Aluminum, Amperage Rating: 60 AMP, Voltage Rating: 600 VAC At 50 - 400 HZ, Phase: 3 PH, Material: Copperfree (4/10 Of 1 PCT Maximum) Aluminum, Nema Rating: NEMA 3, 3R, 4, 4X, 7BCD, 9FG, Mounting: Surface Mount With 1-1/2 IN Hub, Motor Horsepower: 30 HP At 600 VAC, Finish: Epoxy Powder Coat, Dimensions: 8-1/4 IN Width X 13.07 IN Height X 10.28 IN Depth, Standard: Class I, Division 1 And 2, Groups B, C, D, Class II, Division 1 And 2, Groups F, G, Class III, UL 1010 (UL 1203), UL 894, UL 1682, UL 1686, UL Listed: E10784, For CPH3034B And CPH6034BC Plugs