Siemens SpeedFax™ Main Lug Load Center, Series: ES Series, 120/240 VAC, 125 A, 22 kA Interrupt, 24 Circuits, QP Breaker, 3-Wire Wiring Configuration, 125 A Bus Rating, 24 Spaces, Surface Mount, NEMA 3R, 27 in H x 14-1/2 in W x 4-1/4 in D Enclosure Box, Aluminum Housing