Wiring Device-Kellems Straight Blade Receptacle, 3-Phase Heavy Duty Non-Grounding Standard Screw Mount, 120/208 VAC, 60 A, 4 Pole, 4 Wires, 18-60R NEMA Rating, Industrial Grade, IP20 Enclosure, -40 to 75 deg C, Back and Side Wire/Screw Terminal, Thermoplastic, Black, 2.75 in W x 2.44 in D x 3.28 in H