12 Gauge Insulated Copper Wire

TOT Wire & Cable’s 12 AWG Insulated Copper Wire is a reliable solution for general-purpose wiring in homes, buildings, and industrial systems. Engineered from solid bare copper and protected with high-performance PVC or Nylon insulation, this wire meets UL and RoHS standards, offering both safety and efficiency in demanding environments.

  • 12 Gauge Insulated Copper Wire

12 Gauge Insulated Copper Wire


Versatile, Durable, and Code-Compliant

  • Conductor Type Solid bare copper
  • Wire Gauge 12 AWG
  • Insulation Heat-resistant PVC or Nylon (available in THHN/THWN, THWN-2, or TW/THW types)
  • Voltage Rating 600V
  • Temperature Rating Up to 90°C (dry), 75°C (wet), depending on insulation type
  • Certifications UL listed, RoHS compliant
  • Colors Available Black, Red, White, Green, Blue, Yellow (custom colors available on request)
  • Packaging Available in coils, spools, or custom cut lengths


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TOT Wire & Cable’s 12 AWG Insulated Copper Wire is a reliable solution for general-purpose wiring in homes, buildings, and industrial systems. Engineered from solid bare copper and protected with high-performance PVC or Nylon insulation, this wire meets UL and RoHS standards, offering both safety and efficiency in demanding environments.


🔌 Applications

  • Branch circuit wiring (residential & commercial)

  • Power and lighting systems

  • Conduit and cable tray installations

  • Industrial control panels

  • Wiring for HVAC, pumps, motors


📐 Technical Specifications

Property Value
Conductor Material Solid Bare Copper
Conductor Size 12 AWG (approx. 2.05 mm²)
Insulation Type PVC / Nylon (THHN / THWN-2)
Voltage Rating 600 Volts
Temperature Rating 90°C (dry), 75°C (wet)
Standard Compliance UL 83 / UL 1063 / RoHS
Insulation Thickness Approx. 0.76 mm
Outer Diameter Approx. 3.4 mm – 3.8 mm
Approx. Weight ~30 kg/km

Why Choose TOT Wire & Cable?

  • High-purity copper for superior conductivity

  • Flame-retardant and moisture-resistant insulation

  • Smooth surface for easy pulling in conduit

  • Factory-direct pricing with no compromise on quality

  • Flexible order quantities and fast shipping worldwide


📦 Packaging Options

  • Standard spools (500ft / 152m), bulk reels, or custom lengths

  • Color-coded insulation for phase identification


📞 Get a Custom Quote

Need dependable 12 gauge insulated copper wire for your wiring project?
TOT Wire & Cable offers competitive pricing, technical support, and prompt delivery.

📧 Email: inquiry@totcables.com | info@totcables.com