1/0  THHN Wire Copper Building Wire

1/0 THHN wire, a commonly used building wire, falls in the “one aught” gauge category within the American Wire Gauge (AWG) system, making it ideal for high-current applications. 1 0 ga thhn wire features durable thermoplastic insulation and a protective nylon sheath, offering excellent heat resistance and protection against environmental factors. Rated for 600 volts, number 1 0 thhn  wire is a staple in both residential and commercial electrical circuits, including in outlets and switches. Available in various colors for easy circuit identification, 1 0 awg thhn wire suited for use in conduits and cable trays in a range of environments, though not for direct burial. Adherence to UL and NEC standards ensures its safety and quality.