4x4 Electrical Box with Cover 10 Set, 1-1/2" Deep 21 Cu. in. Galvanized Steel Junction Box, Double Duplex Outlet Receptacle, for Commercial & Residential Wiring

Complete 10-Set Junction Box Kit Includes ten 4" x 4" galvanized steel electrical boxes and ten matching 2-gang duplex receptacle covers. A ready-to-install package designed for renovation contractors and new construction projects requiring multiple mounting points
Galvanized Steel with Fire-Rated Compatibility Constructed from durable galvanized steel that resists corrosion and oxidation over time. This material is suitable for installation in 2-hour fire-rated walls, providing an added layer of structural safety in commercial and multi-family residential applications
Versatile Knockout Configuration Each box features ten 1/2-inch knockouts and six 3/4-inch knockouts, strategically placed to accommodate flexible conduit routing and cable entry from multiple directions. This design simplifies wire management and reduces the need for additional junction points
21.0 Cubic Inch Internal Capacity With dimensions of 4" x 4" and a 1-1/2" depth, this box provides ample volume for housing multiple conductors and device connections while maintaining compliance with NEC box fill requirements. Always confirm specific wire count and device needs against local code
For Demanding EnvironmentsSuitable for a wide range of settings including home remodels, light commercial build-outs, and industrial maintenance where reliable electrical enclosure is required