This Southwire Romex 12/3 NM-WG electrical cable is a solid copper building wire with a ground conductor, designed for residential and commercial branch circuits in normally dry locations. The 50-foot length is suitable for new installations and replacement wiring projects. Whether you’re a professional electrician or a dedicated DIYer, this non-metallic sheathed cable delivers reliable performance and safety for your electrical needs.
The bright yellow PVC jacket makes the wire easy to identify. The cable’s crush-resistant design reduces the risk of breaks during handling. This cable can be fished through walls, ceilings, and masonry blocks, offering flexibility in routing and installation.
Features and Benefits
- 50-Foot Length: Ready for installation in residential and commercial wiring applications.
- 12 AWG Solid Copper Conductors: Three-conductor design with dedicated ground wire for complete safety grounding in branch circuits.
- Crush-Resistant PVC Jacket: Reduces the risk of breaks during installation and handling.
- Easy Identification: Yellow jacket color distinguishes this wire on the job site.
- Flexible Routing: Can be fished through walls, ceilings, and masonry blocks for concealed or exposed installations.
- UL Listed and Code-Compliant: Meets National Electric Code Article 336 requirements for dwellings not exceeding three floors above grade.
Specifications
- Brand: Southwire
- Model: 63947622
- Length: 50 feet
- Wire Gauge: 12 AWG
- Number of Conductors: 3
- Conductor Material: Solid copper
- Jacket Material: PVC insulation
- Voltage Rating: 600 volts
- Inner Conductor Temperature Rating: 90 degrees Celsius
- Outer Jacket Temperature Rating: 75 degrees Celsius
- Amperage Rating: Limited to 60 degrees Celsius per NEC Article 336
- Certification: UL Listed
- Use: Normally dry locations only
- Applications: Exposed or concealed wiring, new installations or replacement wiring








