Straight Blade Plug, Connection Orientation Straight, Current Rating 60 A, Grounding Non-Grounded, Horsepower Rating 7 1/2 hp, Housing Color Black, IP Rating IP20, NEMA Plug Configuration 18-60P, Number of Blades 4, Number of Poles 4, Phase Three, Polarized Yes, Resistance Properties , UL 94 Flammability Rating HB, Voltage Rating 120/208V AC, Wire Connection Type Screw Terminals, Wiring Style Standard, For Maximum Cable Diameter 1.31 in, For Minimum Cable Diameter 0.625 in