Overview
This 8 AWG stranded bare copper THHN/THWN-2 building wire is designed for use in conduit and cable trays across commercial, industrial, and residential electrical installations. Supplied as a cut reel in red for easy circuit identification, it meets the requirements of the National Electrical Code (NEC) and is rated for 600V service. The wire carries dual THHN/THWN-2 ratings along with MTW, T90 Nylon, and TWN 75 certifications, making it suitable for a broad range of wiring applications in wet, dry, and oily environments.
Features
- Dual-rated THHN/THWN and THWN-2 — suitable for wet or dry locations
- 19-strand annealed (soft) compressed bare copper conductor for flexibility and conductivity
- High heat and moisture resistant PVC insulation (90°C dry, 75°C wet)
- Abrasion, moisture, gasoline, and oil resistant nylon outer jacket
- Red color coding for easy circuit identification during installation
- Also rated MTW, AWM, T90 Nylon, and TWN 75 for industrial and machine tool wiring
- Supplied as a cut reel for job-site flexibility
Specifications
| Specification | Value |
|---|---|
| Wire Type | THHN / THWN / THWN-2 / MTW / T90 Nylon / TWN 75 |
| AWG Size | 8 AWG |
| Conductor | Stranded bare copper (19 strands), annealed/compressed |
| Voltage Rating | 600V |
| Temperature Rating (Dry) | 90°C (THHN) |
| Temperature Rating (Wet) | 75°C (THWN) |
| Insulation | High heat/moisture resistant PVC, 0.030″ thick |
| Jacket | Nylon, 0.005″ thick |
| Approximate OD | 0.216 inches |
| Ampacity @ 90°C (THHN) | 55A |
| Ampacity @ 75°C (THWN) | 50A |
| Ampacity @ 60°C (MTW) | 40A |
| Approx. Weight | 66 lbs per 1,000 ft |
| Color | Red |
| Packaging | Cut Reel |
| Application | Conduit and Cable Trays |
| Standards | UL Listed, CSA Certified, RoHS Compliant |
| NEC Reference | Table 310.16, 2008 NEC (NFPA 70) |
| Manufacturer Part No. | THHN-8-STR-RED-CUT REEL |
| UPC | 98022061580 |
| UNSPSC | 26121517 |
Pricing Note: Price shown is per 1,000-foot cut reel. Contact us if you require a specific cut length.




