Simpull Solid Indoor 12/3 NM-B Copper Wire With Ground W/G, Easy Pull Jacket, Residential Wiring Cable, 50 Ft Coil For Circuits, Outlets, And Switches
✔️ Coated jacket for easier pulling, stripping, and installation
This 50 ft coil of NM-B copper building wire is designed for residential wiring, primarily used as branch circuits for outlets and switches. It’s rated for 600 volts and intended for dry, above-ground installations in homes, stores, and shops.
✅ 12/3 NM-B copper with ground for residential branch circuits
✅ 600-volt rating for dry locations
✅ Flame- and moisture-resistant jacket for above-ground use
✅ 90C conductor temperature rating; ampacity limited to 60C per NEC
✅ Can be installed in air voids of masonry or tile walls in dry locations
💡 What is NM-B copper building wire used for in residential electrical installations? NM-B copper building wire is the standard nonmetallic-sheathed wiring used for branch circuits in homes and small buildings. It carries power to outlets, switches, and lighting fixtures in dry, above-ground spaces.
- Used for branch circuits delivering power to outlets and switches
- Rated for 600V and dry locations
- Installed in walls or air voids of masonry in dry locations