THHN THWN-2 Solid and Stranded

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THHN (thermoplastic high heat nylon) and THWN (water resistant) are considered general purpose wires in accordance with the NEC. They are the most common single bare copper conductors in the US and can be installed in conduit, duct, and other fixed raceways where it is wet or dry. We carry sizes 14 AWG up to 350 MCM. Use the filters on the left to sort by the product features you need.

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  • 10 AWG Stranded THHN THWN-2 Black
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    SKU: 108449

    10 AWG Stranded THHN THWN-2 Black

    General purpose UL 83 building wire. Comprised of a single 10 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Black.
    $0.45/ft
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  • 10 AWG Stranded THHN THWN-2 Yellow
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    SKU: 108456

    10 AWG Stranded THHN THWN-2 Yellow

    General purpose UL 83 building wire. Comprised of a single 10 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Yellow.
    $0.46/ft
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  • 12 AWG Stranded THHN THWN-2 Black
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    SKU: 108472

    12 AWG Stranded THHN THWN-2 Black

    General purpose UL 83 building wire. Comprised of a single 12 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Black.
    $0.29/ft
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  • 14 AWG Solid THHN THWN-2 Black
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    SKU: 108485

    14 AWG Solid THHN THWN-2 Black

    General purpose UL 83 building wire. Comprised of a single 14 gauge solid bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Black.
    $0.17/ft
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  • 6 AWG Stranded THHN THWN-2 Green
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    SKU: 108438

    6 AWG Stranded THHN THWN-2 Green

    General purpose UL 83 building wire. Comprised of a single 6 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Green.
    $1.21/ft
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  • 12 AWG Stranded THHN THWN-2 White
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    SKU: 108473

    12 AWG Stranded THHN THWN-2 White

    General purpose UL 83 building wire. Comprised of a single 12 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V White.
    $0.29/ft
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  • 12 AWG Stranded THHN THWN-2 Green
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    SKU: 108475

    12 AWG Stranded THHN THWN-2 Green

    General purpose UL 83 building wire. Comprised of a single 12 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Green.
    $0.29/ft
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  • 12 AWG Stranded THHN THWN-2 Red
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    SKU: 108474

    12 AWG Stranded THHN THWN-2 Red

    General purpose UL 83 building wire. Comprised of a single 12 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Red.
    $0.29/ft
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  • 8 AWG Stranded THHN THWN-2 Black
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    SKU: 108439

    8 AWG Stranded THHN THWN-2 Black

    General purpose UL 83 building wire. Comprised of a single 8 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Black.
    $0.71/ft
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  • 10 AWG Stranded THHN THWN-2 Red
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    SKU: 108451

    10 AWG Stranded THHN THWN-2 Red

    General purpose UL 83 building wire. Comprised of a single 10 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Red.
    $0.47/ft
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  • 10 AWG Stranded THHN THWN-2 White
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    SKU: 108450

    10 AWG Stranded THHN THWN-2 White

    General purpose UL 83 building wire. Comprised of a single 10 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V White.
    $0.46/ft
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  • 12 AWG Solid THHN THWN-2 Black
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    SKU: 108460

    12 AWG Solid THHN THWN-2 Black

    General purpose UL 83 building wire. Comprised of a single 12 gauge solid bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Black.
    $0.30/ft
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  • 12 AWG Solid THHN THWN-2 Green
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    SKU: 108463

    12 AWG Solid THHN THWN-2 Green

    General purpose UL 83 building wire. Comprised of a single 12 gauge solid bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Green.
    $0.27/ft
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  • 12 AWG Solid THHN THWN-2 White
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    SKU: 108461

    12 AWG Solid THHN THWN-2 White

    General purpose UL 83 building wire. Comprised of a single 12 gauge solid bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V White.
    $0.27/ft
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  • 12 AWG Stranded THHN THWN-2 Blue
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    SKU: 108476

    12 AWG Stranded THHN THWN-2 Blue

    General purpose UL 83 building wire. Comprised of a single 12 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Blue.
    $0.30/ft
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  • 14 AWG Solid THHN THWN-2 Red
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    SKU: 108487

    14 AWG Solid THHN THWN-2 Red

    General purpose UL 83 building wire. Comprised of a single 14 gauge solid bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Red.
    $0.17/ft
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  • 14 AWG Solid THHN THWN-2 White
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    SKU: 108486

    14 AWG Solid THHN THWN-2 White

    General purpose UL 83 building wire. Comprised of a single 14 gauge solid bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V White.
    $0.17/ft
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  • 14 AWG Stranded THHN THWN-2 Black
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    SKU: 108494

    14 AWG Stranded THHN THWN-2 Black

    General purpose UL 83 building wire. Comprised of a single 14 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Black.
    $0.18/ft
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  • 14 AWG Stranded THHN THWN-2 Gray
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    SKU: 108499

    14 AWG Stranded THHN THWN-2 Gray

    General purpose UL 83 building wire. Comprised of a single 14 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Gray.
    $0.19/ft
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  • 14 AWG Stranded THHN THWN-2 Green
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    SKU: 108497

    14 AWG Stranded THHN THWN-2 Green

    General purpose UL 83 building wire. Comprised of a single 14 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Green.
    $0.19/ft
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  • 14 AWG Stranded THHN THWN-2 White
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    SKU: 108495

    14 AWG Stranded THHN THWN-2 White

    General purpose UL 83 building wire. Comprised of a single 14 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V White.
    $0.18/ft
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  • 8 AWG Stranded THHN THWN-2 White
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    SKU: 111835

    8 AWG Stranded THHN THWN-2 White

    General purpose UL 83 building wire. Comprised of a single 8 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V White.
    $0.68/ft
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  • 8 AWG Stranded THHN THWN-2 Green
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    SKU: 108440

    8 AWG Stranded THHN THWN-2 Green

    General purpose UL 83 building wire. Comprised of a single 8 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Green.
    $0.78/ft
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  • 2 AWG Stranded THHN/THWN-2 Black
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    SKU: 112600

    2 AWG Stranded THHN/THWN-2 Black

    General purpose UL 83 building wire. Comprised of a single 2 gauge stranded bare copper conductor with thermoplastic high heat resistant PVC insulation with a nylon jacket. Wet or dry locations. 90°C 600V Black.
    $2.78/ft
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