Siemens P1-250A-208Y120V Main Breaker Panelboard

Siemens P1-250A-208Y120V Main Breaker Panelboard is a 250-amp indoor panelboard designed for 208Y/120V three-phase, four-wire service. As part of the P1 family, it places a main breaker at the line to protect feeders and distribute power to downstream branch circuits in commercial or light-industrial installations. The enclosure is NEMA 1 for indoor use, and the unit supports 208Y/120V operation—common wherever reliable three-phase power is required, such as offices, data centers, and retail environments. This model offers a compact, integrated distribution solution within the Siemens P1 system, optimized for straightforward field wiring and safe, centralized control of multiple circuits.