Wiring Device-Kellems Straight Blade Plug, 1-Phase Heavy Duty Non-Grounding Male Cord Mount, 125/250 VAC, 50 A, 3/2 hp, 3 Pole, 3 Wires, 10-50P NEMA Rating, Commercial/Industrial Grade, IP20 Enclosure, 0.625 to 1.218 in Diameter Cord, -40 to 75 deg C, Screw Terminal, Nylon, Black, 4.13 x 2.88 x 2.88 in