THHN COPPER


Conductor Ampacity
Size (AWG) Stranding PVC Insulation Nylon Jacket Nom. OD (Mils) 90 C THHN/THWN-2 Approx Net WT./MFT
*14 Solid 15 4 102 15 16
*12 Solid 15 4 119 20 24
*10 Solid 20 4 150 30 37
14 19 15 4 112 15 16
12 19 15 4 131 20 24
10 19 20 4 165 30 37
8 19 30 5 218 55 64
6 19 30 5 256 75 96
4 19 40 6 325 95 155
3 19 40 6 345 110 190
2 19 40 6 388 130 235
1 19 50 7 437 150 300
1/0 19 50 7 477 170 370
2/0 19 50 7 521 195 465
3/0 19 50 7 571 225 570
4/0 19 50 7 627 260 720
250 37 60 8 711 290 850
300 37 60 8 766 320 1011
350 37 60 8 817 350 1172
400 37 60 8 864 380 1333
500 37 60 8 949 430 1653
600 61 70 9 1051 475 1985
750 61 70 9 1126 535 2462

*Not Suitable for MTW Applications