For the distribution of electricity in your home, use this Siemens Industry, Inc. 125 Amp 8-Space 16-Circuit Indoor Main Lug Load Center. This load center offers a NEMA type-1 enclosure construction of galvanized carbon steel for protection against corrosion damage. This load center has a single-phase design and an aluminum bus bar. Galvanized carbon steel construction for corrosion resistance Aluminum bus bar NEMA type-1 enclosure designed for use in indoor installations Single-phase, 125 Amp, 120/240-Volt Meets UL and ANSI safety requirements Brand new never been used. If you happen to have any questions please feel free to ask.