Square D™ Homeline™ Main Breaker Loadcenter, 1-Phase Convertible Neutral Rainproof, 120/240 VAC, 150 A, 1 Pole, 50/60 Hz Frequency, 22 kA Interrupt, 60 Circuits, HOM Breaker, Panel Breaker Mounting, 3-Wire Wiring Configuration, 30 Spaces, 4 AWG to 250 kcmil, 4 AWG to 300 kcmil Wire, Plug-On Mounting, NEMA 3R Enclosure, 7R Enclosure Box, Steel Housing Material, 14.75 in W x 4.52 in D x 33.78 in H Dimensions