Square D QED Power Style; 1200 amp, 480/277 volt, 3 phase, 4 wire. BPO34120E bolted pressure contact switch, main fusible switch with ground fault, Nema 1 indoor. Mfg #40556-080-50, class 9810, series 1, GC100, type GC ground fault relay. Contact EMSCO today to discuss this panel. The distribution can be customized to meet your needs.