Wiring Device-Kellems Circuit-Lock® Mating Plug, 3-Phase Grounding Heavy Duty Male Non-NEMA Portable Reverse Standard Watertight, 480 VAC, 30 A, 3 Pole, 4 Wires, NEMA 4X/12 NEMA Rating, Industrial Grade, IP67 Enclosure, -40 to 75 deg C, Pressure Screw Terminal, Composite, Red, 3.74 in Dia x 8.05 in L Dimensions