12 Solid Building Wire, Black, 500 Ft.

Introducing the Southwire 12 AWG solid copper building wire, finished in a sleek black nylon‑jacketed THHN coating and delivered in a convenient 500‑foot roll. Engineered for residential and commercial projects, this thermoplastic‑sheathed conductor tolerates up to 90 °C and maintains reliable performance at 600 V. Its robust copper core ensures low resistance, while the durable jacket resists abrasion and moisture, making it ideal for conduit, raceway, and direct‑burial installations.

Why choose this wire? The combination of high‑temperature rating and premium insulation delivers consistent power transmission, reducing voltage drop in long runs. Its solid construction simplifies pulling through tight spaces, and the black color provides clear visual identification for electricians and DIY enthusiasts alike.

• 12 AWG solid copper conductor: Guarantees excellent conductivity and minimal energy loss for demanding circuits.
• THHN rating: Meets industry standards for high‑temperature, dry‑wall, and conduit applications.
• Nylon‑jacketed thermoplastic sheath: Offers superior abrasion resistance and protects against moisture and chemicals.
• 600 V, 90 °C rating: Enables safe operation in high‑load environments and complies with NEC requirements.
• 500‑foot length: Provides ample material for large projects, reducing the need for multiple purchases.

Ready for any job site: Whether you’re wiring a new home, upgrading a commercial panel, or tackling a DIY renovation, this Southwire 12 AWG black THHN wire delivers the durability and performance you demand. Its reliable construction, extensive length, and compliance with electrical codes make it a trusted choice for professionals and hobbyists seeking a high‑quality building wire solution.