Flanged Locking Inlet Current Rating 20 A Flange Material Steel Housing Color White IP Rating IP20 Mount Type Flush NEMA Enclosure Rating 12 4X NEMA Plug Configuration L15-20P Number of Blades 4 Number of Poles 3 Phase Three Voltage Rating 250V AC Wiring Style Standard Face Diameter 2.23 in Flange Diameter 3.06 in Flange Type Flanged Grounding Grounded Horsepower Rating 3 hp Housing Material Nylon Includes Mounting Hardware Yes Maximum Wire Size 8 AWG