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Southwire THHN wire TFFN & THHN Wire

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Southwire 
500-ft 12 -AWG Black Stranded Copper THHN wire ( By-the-roll )

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4.6
293
Max Amperage:20
Features:Moisture Resistant, UV Resistant, RoHs Compliant
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Southwire 
SIMpull 1-ft 4 -AWG Black Stranded Copper THHN wire ( By-the-foot )

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4.6
77
Max Amperage:95
Features:Moisture Resistant, RoHs Compliant
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Southwire 
500-ft 12 -AWG White Stranded Copper THHN wire ( By-the-roll )

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4.6
293
Max Amperage:20
Features:Moisture Resistant, UV Resistant, RoHs Compliant
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Southwire 
SIMpull CoilPAK 350-ft 12 -AWG Black/White/Green Solid Copper THHN wire ( By-the-roll )

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4.6
267
Max Amperage:20
Features:Moisture Resistant, RoHs Compliant
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Southwire 
500-ft 12 -AWG Green Stranded Copper THHN wire ( By-the-roll )

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4.6
293
Max Amperage:20
Features:Moisture Resistant, UV Resistant, RoHs Compliant

Southwire 
SIMpull 500-ft 6 -AWG Blue Stranded Copper THHN wire ( By-the-roll )

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3.3
7
Max Amperage:75
Features:Moisture Resistant, RoHs Compliant

Southwire 
SIMpull 1-ft 2 -AWG Black Stranded Copper THHN wire ( By-the-foot )

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4.2
47
Max Amperage:110
Features:Moisture Resistant, RoHs Compliant
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Southwire 
SIMpull 50-ft 6 -AWG Black Stranded Copper THHN wire ( By-the-roll )

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4.5
259
Max Amperage:75
Features:Moisture Resistant, UV Resistant, RoHs Compliant

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SIMpull 500-ft 8 -AWG Orange Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 500-ft 8 -AWG Orange Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN conductors are primarily used in conduit and cable trays for services, feeders, and branch circuits in commercial or industrial applications.

500-ft 10 -AWG White Solid Copper THHN wire ( By-the-roll )

Southwire   500-ft 10 -AWG White Solid Copper THHN wire ( By-the-roll )

Southwire type THHN can be used in conduit and cable trays for service, feeders, and branch circuits in commercial and industrial applications.

SIMpull 500-ft 6 -AWG Orange Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 500-ft 6 -AWG Orange Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN conductors are primarily used in conduit and cable trays for services, feeders, and branch circuits in commercial or industrial applications.

500-ft 12 -AWG Yellow Solid Copper THHN wire ( By-the-roll )

Southwire   500-ft 12 -AWG Yellow Solid Copper THHN wire ( By-the-roll )

Southwire THHN is used in conduit and cable trays for service, feeders, and branch circuits in commercial and industrial applications.

500-ft 14 -AWG Brown Stranded Copper THHN wire ( By-the-roll )

Southwire   500-ft 14 -AWG Brown Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN and THWN is a multi-purpose building wire used in conduit and cable trays for service, feeders and branch circuits in commercial and industrial applications. It is also used as a conductor in NM-B, UF-B, SER, SEU and MC. Southwire's THHN is rated for 600-Volt and has a heat capacity of up to 90°C.

SIMpull 1000-ft 4 -AWG Black Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 1000-ft 4 -AWG Black Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN conductors are primarily used in conduit and cable trays for services, feeders, and branch circuits in commercial or industrial applications.

SIMpull 1000-ft 4 -AWG Blue Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 1000-ft 4 -AWG Blue Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN conductors are primarily used in conduit and cable trays for services, feeders, and branch circuits in commercial or industrial applications.

SIMpull 25-ft 10 -AWG White Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 25-ft 10 -AWG White Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN and THWN is a multi-purpose building wire used in conduit and cable trays for service, feeders and branch circuits in commercial and industrial applications. It is also used as a conductor in NM-B, UF-B, SER, SEU and MC. Southwire's THHN is rated for 600-Volt and has a heat capacity of up to 90°C.

SIMpull 25-ft 12 -AWG Green Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 25-ft 12 -AWG Green Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN and THWN-2 is a multi-purpose building wire used in conduit and cable trays for service, feeders and branch circuits in commercial and industrial applications. It is also used as a conductor in NM-B, UF-B, SER, SEU and MC. Southwire's THHN is rated for 600-Volt and has a heat capacity of up to 90°C.

SIMpull 25-ft 10 -AWG Red Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 25-ft 10 -AWG Red Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN and THWN is a multi-purpose building wire used in conduit and cable trays for service, feeders and branch circuits in commercial and industrial applications. It is also used as a conductor in NM-B, UF-B, SER, SEU and MC. Southwire's THHN is rated for 600-Volt and has a heat capacity of up to 90°C.

SIMpull 25-ft 10 -AWG Black Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 25-ft 10 -AWG Black Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN and THWN-2 is a multi-purpose building wire used in conduit and cable trays for service, feeders and branch circuits in commercial and industrial applications. It is also used as a conductor in NM-B, UF-B, SER, SEU and MC. Southwire's THHN is rated for 600-Volt and has a heat capacity of up to 90°C.

SIMpull 25-ft 12 -AWG Red Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 25-ft 12 -AWG Red Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN and THWN-2 is a multi-purpose building wire used in conduit and cable trays for service, feeders and branch circuits in commercial and industrial applications. It is also used as a conductor in NM-B, UF-B, SER, SEU and MC. Southwire's THHN is rated for 600-Volt and has a heat capacity of up to 90°C.

SIMpull 25-ft 10 -AWG Green Stranded Copper THHN wire ( By-the-roll )

Southwire   SIMpull 25-ft 10 -AWG Green Stranded Copper THHN wire ( By-the-roll )

Southwire's THHN and THWN-2 is a multi-purpose building wire used in conduit and cable trays for service, feeders and branch circuits in commercial and industrial applications. It is also used as a conductor in NM-B, UF-B, SER, SEU and MC. Southwire's THHN is rated for 600-Volt and has a heat capacity of up to 90°C.

Versatile TFFN and THHN Wire for Efficient Electrical Installations


Ensure safe and effective electrical performance with premium thermoplastic flexible-fixture nylon wire (TFFN) and thermoplastic high-heat nylon-coated (THHN) wire. Engineered for durability and versatility, these wires offer dependable electrical conductivity for various residential, commercial and industrial applications. Explore Lowe’s broad selection of THHN and TFFN cables designed to meet all of your electrical installation requirements.

Benefits of TFFN and THHN Wire

  • Stable Conductivity: These wires deliver consistent power, ensuring optimal electrical performance.
  • Enhanced Safety: Their quality insulation prevents electrical hazards, protecting equipment and personnel.
  • Flexible Use: They’re suitable for various installation settings, including conduits, cable trays and approved raceways.
  • Durable Construction: They can withstand heat, moisture and chemical exposure, ensuring longevity.


Key Features of TFFN and THHN Wire

  • Thermoplastic Insulation: highly resistant to heat, moisture, chemicals and abrasion
  • Flexible Handling: simplifies installation, which is ideal for routing through conduits and complex paths
  • High-Quality Conductors: offers excellent conductivity, supporting both standard and high-demand applications
  • Temperature and Weather Resistance: designed for both indoor and outdoor use
  • Compliance and Safety: meets safety standards set by Underwriters Laboratories (UL) and local electrical code requirements

Choosing the Ideal TFFN and THHN Wire

  • Electrical Specifications: Ensure the wire is rated for your project’s voltage, current and temperature needs.
  • Installation Environment: Check if the THHN or TFFN wire is suitable for use in dry or wet locations.
  • Wire Gauge and Length: Match the wire gauge and length to your specific project requirements for optimal performance.
  • Code Compliance: Verify adherence to local electrical and building codes to ensure safety.

Browse our extensive selection of TFFN and THHN cables for your next electrical installation. Complement your setup with a wide range of electrical tools and accessories to help complete your project.