Appleton Powertite Pin and Sleeve Receptacle, 3-Phase Grounding Style 2 Reverse Service, 600 V AC/250 V DC, 200 A, 50 hp, 50 to 400 Hz Frequency, 4 Pole, 3 Wires, NEMA 3/3R/4/4X NEMA Rating, 2 in Hub, 1-7/8 to 2-1/2 in Diameter Cord, -40 to 225 deg F, Pressure Wire Terminal, Copper Free Aluminum, 13-1/2 in H x 8 in W x 14-1/4 in D Dimensions