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Southwire®

12/3 Electrical Cable with Ground — NM-B, Per Foot

Mfg.#
63947601
Sku#
7372717
  • Designed for branch circuits as NM-B nonmetallic-sheathed cable
  • Features 12/3 construction with an equipment grounding conductor
  • Suitable for use with 12 AWG copper conductors for residential wiring
  • Designed for exposed or concealed dry locations; ampacity limited to 60°C per NEC

* Estimated stock levels as of Mon, May 18, 2026. All items subject to prior sale. Prices may vary between stores and online. Please call ahead to confirm availability of items marked as Limited Stock.

Description

This 12/3 NM-B electrical cable with ground is the reliable choice when you need durable, code-compliant wiring for household circuits. Built with 12 AWG copper conductors and an insulated equipment grounding conductor, it’s intended for branch circuits that require a multi-conductor cable, making it ideal for kitchens, laundry rooms, garage circuits, and other areas where a 3-wire plus ground run is needed. The cable is manufactured in the United States and is available by the foot with outer sheathing in color @@@. Installers and DIYers will appreciate the solid copper wire size for consistent conductivity and the NM-B construction suited to common residential interior wiring. Use it for new branch circuit installs, replacements, or home renovations where a three-conductor cable with ground is required.

Specifications

General

Gauge 12/3
Type NM-B
Wire Copper
Wire Size 12 AWG

Dimensions

Length 1 ft

Manufacturing Details
The following information is subject to change without notice

Country of Origin United States
Shop USA Yes

Label Information

Certification, Codes, Standards ASTM B-3/B-8 Specified; Federal Specification A-A-59544; National Electrical Code/NFPA 70 Standard; REACH/RoHS Compliant; UL Standard 719/UL 83 Listed

Related Documents

Install Sheet (PDF)

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