Cutler-Hammer Main Lug Load Center, Three Phase, 208 Y/120 VAC/240 VAC, 200 A, 42 Pole, 25 kA Interrupt, 42 Circuits, BWH Breaker, 4-Wire Wiring Configuration, 42 Spaces, 1 AWG to 300 kcmil Wire, Surface Mount, NEMA 1, L1 Enclosure Box, Aluminum Housing, 3.88 in L x 14.31 in W x 40.7 in H