THHN / XHHW Building Wire
National Electric USA‘s quality building wire is a core offering within the Building & Fixture Wire product line. Available in multiple colors and constructions, our THHN and XHHW wires are trusted solutions for new construction projects and electrical system upgrades. These wires meet UL 83 (THHN) and UL 44 (XHHW) standards and offer safe, efficient wiring for residential, commercial, and industrial applications.
- Conductor: Stranded or Solid, Bare or Tinned Copper
- Insulation: XLPE, PVC/Nylon, Teflon
- Rated Temperature: 90°C
- Rated Voltage: 600V
- Standards: UL 83 (THHN), UL 44 (XHHW)
- Applications:
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Building Wire
Showing all 11 results
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Building & Fixture Wire, Building Wire, THHN
THHN 06 AWG 19 Strand 90C 600V – Bare Copper
THHN 6 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN0619-B -
Building & Fixture Wire, Building Wire, THHN
THHN 08 AWG 19 Strand 90C 600V – Bare Copper
THHN 8 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN0819-B -
Building & Fixture Wire, Building Wire, THHN
THHN 10 AWG 19 Strand 90C 600V – Bare Copper
THHN 10 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN1019-B -
Building & Fixture Wire, Building Wire, THHN
THHN 10 AWG Solid Strand 90C 600V – Bare Copper
THHN 10 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN1001-B -
Building & Fixture Wire, Building Wire, THHN
THHN 12 AWG 19 Strand 90C 600V – Bare Copper
THHN 12 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN1219-B -
Building & Fixture Wire, Building Wire, THHN
THHN 12 AWG Solid Strand 90C 600V – Bare Copper
THHN 12 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN1201-B -
Building & Fixture Wire, Building Wire, THHN
THHN 14 AWG 19 Strand 90C 600V – Bare Copper
THHN 14 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN1419-B -
Building & Fixture Wire, Building Wire, THHN
THHN 14 AWG Solid Strand 90C 600V – Bare Copper
THHN 14 AWG Building Wire is constructed with stranded or solid, bare copper conductors. Its polyvinylchloride insulation makes it oil, gasoline and heat resistant. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in wiring of machine tools, appliances, control circuits, installation in conduit or other raceways and for new construction.
Min/Mult:100/50
SKU: WTHHN1401-B -
Building & Fixture Wire, Building Wire, XHHW
XHHW 10 AWG 27 Strand 600V – Tinned Copper
XHHW 10 AWG Building Wire is constructed with stranded or tinned copper conductors. Its crosslinked polyethylene insulation makes it oil, gasoline and heat resistant, allowing it to pass the VW-1 flame test. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in power distribution, branch circuit wiring and general purpose wiring.
Min/Mult:100/50
SKU: WXHHW1027-T -
Building & Fixture Wire, Building Wire, XHHW
XHHW 14 AWG 19 Strand 600V – Tinned Copper
XHHW 14 AWG Building Wire is constructed with stranded or tinned copper conductors. Its crosslinked polyethylene insulation makes it oil, gasoline and heat resistant, allowing it to pass the VW-1 flame test. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in power distribution, branch circuit wiring and general purpose wiring.
Min/Mult:100/50
SKU: WXHHW1419-T -
Building & Fixture Wire, Building Wire, XHHW
XHHW 18 AWG 19 Strand 600V – Tinned Copper
XHHW 18 AWG Building Wire is constructed with stranded or tinned copper conductors. Its crosslinked polyethylene insulation makes it oil, gasoline and heat resistant, allowing it to pass the VW-1 flame test. With a maximum temperatures of 90°C, as well as a rated voltage of 600V, it’s ideal for use in power distribution, branch circuit wiring and general purpose wiring.
Min/Mult:100/50
SKU: WXHHW1819-T
