TFN Building Wire

Max Temperature Range: 105°C Voltage Rating: 600 volts
  • 600 Volt
  • Copper Conductor
  • Thermoplastic Insulation/Nylon Sheath
  • Heat, Moisture, Oil, and Gasoline Resistant1
  • Also Rated MTW and 105°C AWM
  • Also Available, TFFN

Type TFN conductors may be used as fixture wire and as permitted for fire protective signal circuits as specified in the National Electrical Code® at conductor temperatures not to exceed 90°C or 105°C when used as AWM. Voltage rating for all applications is 600 volts.


SKUAWGConductor MaterialVoltage RatingConductor StrandingDetailshf:att:pa_gaugehf:att:pa_conductorhf:att:pa_voltage-ratinghf:att:pa_stranding
WTFN1601-B16Bare Copper600VSolidDetails16-awgbare-copper600vsolid
WTFN1801-B18Bare Copper600VSolidDetails18-awgbare-copper600vsolid