Enclosure NEMA Rating 12, 13, Material of Enclosure Carbon Steel, 16 in, Hinged Enclosure Cover Type, Solid / Clear Cover Solid, Closure Method Clamps, Screws, Finish Painted, Color Gray, Depth 7 in, Enclosure Cover Features Screwdown Clamps, Features External Mounting Feet, Seamless Polyurethane Poured in Place Gasket, Height 20 in, Interior Panel 2W828, Metal Gauge 14 ga, Wall Mounting, Series B-CH, Standards CSA Certified, cULus, UL Listed, Usable Opening Depth 6.88 in, Width 16 in