GE PowerMark Gold™ Main Breaker Load Center, 1-Phase Standard, Series: TM8, 120/240 VAC, 60 A, 22 kA Interrupt, 8 Circuits, THQL/THQP Breaker, 3-Wire Wiring Configuration, 42 Spaces, 6 to 1 AWG Wire, Panel Mount, NEMA 1, NEMA 3A Enclosure Box, 11-3/8 in H x 11-9/16 in W x 3-3/8 in D