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Solid or stranded copper conductors, PVC-insulated, nylon-jacketed, rated at a temperature of 90°C for both dry and wet applications.

  • The THHN/THWN-2 conductors are designed according to local and internationally recognized and accepted standards: ASTM: B3, B8
  • ASTM: B3, B8
  • Underwriters Laboratory: Listed under file #E-55448 for AWG Conductor sizes
  • PNS: 35, 260, and 1207 Specification
  • PEC 2009 Article 3.18 compliant for Cable tray
  • NEC Article 318 compliant for Cable tray


Characteristics and Special Features
  • Designed to operate at a maximum conductor temperature of 90°C both for wet and dry locations
  • Higher cable ampacity
  • Available in six standard colors (red, black, white, green, yellow, and blue)
  • Jacketed with nylon for mechanical protection; greater resistance against abrasion, resistance to petroleum by-products, chemical agents, and oils, and termite resistance.
  • With sequential cable marker printed on the cable surface for sizes 38mm² up to 500mm² to indicate the length of the cable, act as cable usage reference, and for inventory control


Use or Application
  • Moisture and heat-resistant, flame retardant, for dry and wet applications.
  • Voltage/Maximum operating temperature: 600 V/90°C
  • A full-size range can be installed in conduits.
  • Cable Tray Rated for 50mm2 and bigger sizes


  • Residential Homes
  • Residential & Commercial Buildings (Mixed Use)
  • Industrial/Manufacturing Buildings/Facilities
  • Power Utilities
  • Distributions/Transmissions
  • Power Generation/Industrial Plants/Renewables
  • Telcoms Distribution
  • Data Centers
  • Cell Sites
  • Special Buildings such as infra projects (airports/LRT-Train/Subways)


  • When used as type THHN/THWN-2, conductors are suitable for use in wet or dry locations at temperatures not to exceed 90°C both dry and wet locations or not to exceed 75°C exposed to oil and gasoline.
  • For 50mm²-500mm², Cable tray (CT) rated THHN/THWN-2 can be installed in Cable Trays





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Copper Lead-Free THHN/THWN-2 Building Wire

Moisture and heat resistant, flame retardant, for dry and wet applications

Additional information


White, Black, Red, Green, Blue, Yellow

Size / Approx. AWG

1.6 mm / #14 Solid, 2.0 mm / #12 Solid, 2.6 mm / #10 Solid, 2.0 mm2 / #14 Stranded, 3.5 mm2 / #12 Stranded, 5.5 mm2 / #10 Stranded


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