Receptacle Connection Orientation Straight Current Rating 400 A Gender Female Housing Color Blue Housing Material Thermoplastic Elastomer Maximum Wire Size 4/0 AWG Minimum Wire Size 4 AWG Phase Single Voltage Rating 250V DC 600V AC Contact Material Brass End Type Taper Nose Flange Shape Square NEMA Enclosure Rating 12 3R 4X Standards ANSI/NFPA 70 cUL Listed National Electric Code (NEC) UL Enclosure Types 3R 4X 12 UL Listed Terminal Connection Type Bus Bar