Wiring Device-Kellems Insulgrip® Pin and Sleeve Plug, Type 2 Grounding Male Non-NEMA Portable Standard Watertight Cord Mount, 600 VAC/250 VDC, 30 A, 3 Pole, 4 Wires, 3/4/4X NEMA Rating, Industrial Grade, -40 to 75 deg C, Pressure Screw Terminal, Composite, Black/Gray, 7.54 in L