Flanged Locking Inlet, Current Rating 50 A, Flange Material Steel, Housing Color Silver, IP Rating IP20, Mount Type Flush, NEMA Enclosure Rating 1, NEMA Plug Configuration Non-NEMA, Number of Blades 3, Number of Poles 2, Phase Three, Resistance Properties Moisture , Heat , Voltage Rating 250V DC/600V AC, Wiring Style Standard, Face Diameter 2.17 in, Flange Diameter 3.5 in, Flange Type Flanged, Grounding Grounded, Housing Material Steel, Maximum Wire Size 4 AWG