14/3 NM-B

IUSA Wire 14/3 NM-B Cable with Ground is a dependable, residential-grade building cable designed for clean, professional indoor wiring where you need an extra conductor. Built with three insulated copper conductors (black, red, and white) plus a bare copper ground, it’s ideal for applications like 3-way/4-way switching, split receptacles, and other multi-conductor branch-circuit runs.

With a smooth outer jacket and consistent construction, IUSA Wire NM-B pulls easier, terminates cleanly, and delivers reliable performance for new installs, remodels, and circuit additions.

Common uses

• 3-way / 4-way switch wiring (stairways, hallways, large rooms)
• Ceiling fans (separate fan/light control)
• Split receptacles and multi-wire runs (where appropriate)
• General indoor residential branch circuits needing a third conductor

Key features

• 14/3 configuration: black + red + white insulated conductors + bare ground
• Copper conductors
• For dry, indoor applications (per NM-B use guidelines)
• Built for electricians, contractors, and serious DIYers