SIEMENS P1A30MC250AT / P1A30MC250AT .

New open the box Free shipping. Siemens Low Voltage RP1 Unassembled Lighting Panel. Dimensions (H x W x D) IN: 44.0 x 20.0 x 5.75. 3-Phase 4-Wire allows 42 circuits user selects Main Device (Lug/Breaker). Rated 480Y/277V (250A). Special features: tin-plated copper main bus, subfeed space included.