Overview
This THHN building wire features a 300 MCM bare copper conductor with black thermoplastic insulation, supplied on a 6000 ft. reel for large-scale installations. THHN-rated wire is approved for use in conduit and raceway systems for power distribution, branch circuits, and feeder applications in commercial and industrial settings.
Features
- 300 MCM bare copper conductor for high-current capacity
- Black THHN-rated thermoplastic insulation
- 6000 ft. reel for reduced splicing on large projects
- Rated for use in conduit, cable trays, and open wiring
Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Graybar Vendor |
| Model | THHN-300MCM-BLK-6000R |
| Wire Type | THHN |
| Conductor Size | 300 MCM |
| Conductor Material | Bare Copper |
| Insulation Color | Black |
| Reel Length | 6000 ft. |
| Product Type | Building Wire |



