12 Pack 4 Inch Square Electrical Boxes Kit for Plug and Play Wiring Projects, 1-1/2 Inch Deep, Silver Galvanized Steel, 21 Cu In Capacity, Grounding Wire Ready, Includes 36 Screws for Quick No Fuss Organized Junctions
✔️ 12 boxes, 21 cu in each, 4 x 4 x 1-1/2 in, 36 screws
These 4-inch square galvanized steel junction boxes come in a 12-pack, each with 21 cu in capacity and a 1-1/2 inch depth. Grounding wire ready and built from galvanized steel, they feature a pre-drilled hole system for flexible wiring and device mounting. They’re suitable for indoor and outdoor installations in homes, garages, and light commercial spaces.
✅ 12 boxes, 4x4x1-1/2 inch galvanized steel junction boxes, 21 cu in each
✅ Pre-drilled holes: 11 x 1/2 inch and 6 x 3/4 inch for flexible wiring
✅ Includes 36 screws for quick mounting and organized junctions
✅ Grounding-ready with robust metal enclosure for safety and code compliance
✅ Industrial-grade galvanized steel offers strength and impact resistance
💡 What is a 4-inch square galvanized electrical junction box used for in wiring projects?
These metal boxes provide a durable enclosure for splices, terminations, switches, and devices in residential and commercial installations.
- durable enclosure for splices and terminations- supports pre-drilled hole layouts for flexible wiring
- grounding readiness helps meet code and protects wiring
- suitable for indoor, outdoor, residential, and light commercial use
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