Locking Device Plug, 30 A, 125/250 V Ac, 3 Poles, 4 Wires, Black/White, -40 °C Operating Temperature, +60 °C Operating Temperature, Screw Terminal, 1.97 In (Width);0.63 to 1.16 In (Cord) Diameter, Screw Mount, 2.82 In Length, #16 to #8 Awg Wire Size, 0.39 LB