The Siemens Industry, Inc. EQ 125 Amp 8-Space 16-Circuit Indoor Main Lug Load Center has a flush-mount design and is NEMA 1R rated for indoor use. The load center is a single-phase, 3-wire unit with an aluminum buss bar for excellent conductivity. This load center is ANSI certified and UL listed with a rating of up to 240-Volt.