Milbank® Meter Socket, Ring Less, 600 VAC, 230 A, 60 Hz Frequency, Combination Overhead/Underground Feed, 4 Jaws, 4 AWG to 600 kcmil, 6 AWG to 350 kcmil Wire, Closing Plate Hub, Single/Double Mechanical Terminal, Surface Mounting, NEMA 3R Enclosure, 13 in W x 4-7/8 in D x 28-1/4 in H Dimensions