Insulated Solid Copper THHN/THWN 14 AWG 200 ft - Durable Red Wire

In this review of the Insulated Solid Copper THHN/THWN 14 AWG 200 ft wire, the bottom line is straightforward: this is a reliable, no-nonsense building wire for anyone needing a solid copper conductor for residential, commercial, or light industrial wiring. The single biggest reason to buy is its solid copper core combined with durable PVC and nylon jacketing that resists moisture, heat, and jobsite grime, making it useful both indoors and outdoors. The reviewer found it especially suited to grounding and short runs where low voltage drop and easy stripping matter.

Key Features

• Solid copper conductor: Provides low voltage drop over runs and dependable grounding properties for sensitive or safety circuits.
• Dual-rated insulation: THHN/THWN PVC insulation with a nylon sheath protects the conductor from moisture and a range of temperatures for indoor and outdoor use.
• Versatile applications: Works with conduits, cable trays, services, feeders, branch circuits and control wiring for multiple installation types.
• 600 volt rating: Rated for up to 600 volts, suitable for common residential and commercial wiring tasks.
• Made to last: Constructed to meet industry standards with a jacket that resists heat, dirt and gas found in many installations.
• 200 ft length: Supplied in a 200 foot coil that is convenient for small circuits and short runs without frequent splices.

Who It's For

This wire is aimed at electricians, contractors, and experienced DIYers who need a dependable solid copper conductor for grounding, branch circuits, or equipment wiring in homes, shops, or light industrial settings. It is a good match when working inside conduit or cable trays where THHN/THWN jacket properties are required.

Those who should look elsewhere include installers needing stranded conductors for flexible connections or very long runs where a larger gauge may be necessary to limit voltage drop. Also, if color consistency is critical for aesthetic exposed wiring, buyers should note customers reported mixed color accuracy and verify before final installation.

Pros & Cons

Pros

• Solid copper core gives reliable grounding and low resistance over runs.
• Durable PVC thermoplastic insulation and nylon sheath protect against moisture and jobsite contaminants.
• Works with conduit, trays, and standard building circuits for flexible use.
• Length and construction make it easy to strip and handle on typical jobs.

Cons

• Solid wire is less flexible than stranded alternatives, which can be limiting in tight or vibrating spaces.
• Some customers reported mixed color accuracy, so color-critical uses may need verification.

Specifications

Brand	THE CIMPLE CO
Conductor	Solid Copper (SC)
Gauge	14 AWG
Length	200 ft (60 m)
Insulation	PVC thermoplastic with nylon sheath (THHN/THWN)
Voltage Rating	600 Volts
Applications	Residential, Commercial, Industrial, Grounding

Our Verdict

For professionals and knowledgeable DIYers who need a sturdy, low-resistance conductor for common wiring tasks, this 14 AWG solid copper THHN/THWN wire is a practical choice that balances durability and value. It excels in conduit and tray installations and offers reliable grounding and ease of stripping, though buyers needing flexibility or perfect color matching should consider alternatives.

Frequently Asked Questions

Is this wire suitable for outdoor use?
Yes, the THHN/THWN jacket and nylon sheath protect against moisture and temperature variation, allowing indoor and limited outdoor use when installed in approved conduit or raceways.

Can this wire be used for grounding?
Yes, the solid copper conductor provides good grounding properties and is commonly used as a ground or ground/return in many building circuits.

Will the 14 AWG size work for long runs?
For short to moderate runs it performs well; for longer runs with higher current draw, a larger gauge should be considered to minimize voltage drop.