THHN / THWN

APPLICATION: Used in conduit for feeders and branch circuit wiring. General purpose wiring for lighting and power-residential, commercial and industrial buildings.

THHN / THWN Thermoplastic Insulated, Sheathed with Nylon Flame Retardant.
Heat, Moisture, Oil and Gasoline Resistant 600 Volts, 90° C
Dry / 75° C Wet location
SIZE CATALOG
NUMBER
APPROXIMATE
O.D. (mm)
AMPACITY
(amp)
SOLID
1.6 mm TN14 2.60 25.
2.0 TN12 3.00 30.
2.6 TN10 3.80 40.
3.2 TN08 5.06 50.
STRANDED
2.0 mm² TN14X 2.80 25.
3.5 TN12X 3.40 30.
5.5 TN10X 4.20 40.
8 TN08X 5.46 50.
14 TN06X 6.66 70.
22 TN04X 8.30 90.
30 TN02X 9.20 115.
38 mm² TN01X 10.96 130.
50 TN1/0 11.96 150.
60 TN2/0 12.96 170.
80 TN3/0 14.46 205.
100 TN4/0 15.96 225.
125 TN250 18.26 265.
150 TN300 19.70 295.
175 TN350 20.90 325.
200 TN400 21.80 355.
250 TN500 24.30 400.
300 TN600 26.76 425.
325 TN650 27.46 470.
380 TN750 29.46 505.
400 TN800 30.16 515.
500 TN1000 32.86 580.