Industry Description
Door-in-Door front (Surface mounted). Dimensions (H x W) IN 56 x 20. Fits typical P1/P2 NEMA Type 1 panelboard enclosures 20 inch wide.
AD Description
Siemens Door-N-Door S56D Type 1 Standard Panel Front, 56 in L x 20 in W, For Use With P2 Unassembled Panelboard, 16 ga Steel, Surface Mount