THW/THW-2

Application

The THW conductor is suitable for most current wiring solutions for residential, commercial and industrial environments. It is used in service entrance, feeders and branch circuits for permanent installations. THW conductors in sizes 14 AWG to 1000 Kcmil (MCM) can be installed in conduits and other raceways. The temperature of installation shall not exceed 75oC(THW), not exceed 90oC(THW-2).

Compliances

  • UL 83 - Thermoplastic-Insulated Wires and Cables
  • UL 1581 - Electrical Wires, Cables and Flexible Cords
  • ASTM: B3, B8

Construction

THW/THW-2
Conductor Bare annealed copper conductor, solid or stranded
Insulation PVC 75°C insulation
Color Upon request, black is preferable

Parameters

AWG or kcmil Strand Nominal Insulation Thickness Nominl Overall Diameter Cable Weight
Inch/mm Inch/mm Lbs/kft kg/km
14 1 0.030 0.76 0.169 4.3 22 33
12 1 0.030 0.76 0.189 4.8 32 47
10 1 0.030 0.76 0.213 5.4 46 68
8 1 0.045 1.14 0.240 6.1 67 100
6 1 0.060 1.52 0.276 7 101 151
14 7 0.030 0.76 0.177 4.5 24 36
12 7 0.030 0.76 0.201 5.1 34 50
10 7 0.030 0.76 0.228 5.8 49 73
8 7 0.045 1.14 0.291 7.4 79 118
6 7 0.060 1.52 0.335 8.5 117 174
4 7 0.060 1.52 0.386 9.8 172 256
2 7 0.080 2.03 0.445 11.3 263 391
1 19 0.080 2.03 0.531 13.5 339 505
1/0 19 0.080 2.03 0.575 14.6 418 622
2/0 19 0.080 2.03 0.622 15.8 515 767
3/0 19 0.080 2.03 0.677 17.2 638 950
4/0 37 0.080 2.03 0.740 18.8 792 1179
250 37 0.095 2.41 0.823 20.9 943 1404
300 37 0.095 2.41 0.882 22.4 1118 1664
350 37 0.095 2.41 0.937 23.8 1292 1923
400 37 0.095 2.41 0.984 25 1465 2180
500 61 0.095 2.41 1.079 27.4 1810 2694
600 61 0.110 2.79 1.197 30.4 2178 3241
700 61 0.110 2.79 1.272 32.3 2521 3751
750 61 0.110 2.79 1.307 33.2 2693 4007
800 61 0.110 2.79 1.343 34.1 2863 4260
900 61 0.110 2.79 1.409 35.8 3205 4769
1000 61 0.110 2.79 1.472 37.4 3538 5265