How many 14 AWG THHN/THWN-2 fit in conduit
14 AWG THHN/THWN-2 is about 0.111 in across and 0.0097 sq in with its insulation (Chapter 9, Table 5). This is the most of it each conduit may hold, all the same size.
| Trade size | EMT | IMC | Rigid | PVC Sch 40 | PVC Sch 80 | Flex | Liquidtight | ENT |
|---|---|---|---|---|---|---|---|---|
| 3/8" | 4 | 8 | ||||||
| 1/2" | 12 | 14 | 13 | 11 | 9 | 13 | 13 | 11 |
| 3/4" | 22 | 24 | 22 | 21 | 17 | 22 | 22 | 21 |
| 1" | 35 | 39 | 36 | 34 | 28 | 33 | 36 | 34 |
| 1-1/4" | 61 | 68 | 63 | 60 | 51 | 52 | 63 | 60 |
| 1-1/2" | 84 | 91 | 85 | 82 | 70 | 76 | 81 | 82 |
| 2" | 138 | 149 | 140 | 135 | 118 | 135 | 134 | 135 |
| 2-1/2" | 241 | 211 | 200 | 193 | 170 | 202 | 201 | |
| 3" | 364 | 326 | 309 | 299 | 265 | 291 | 308 | |
| 3-1/2" | 476 | 436 | 412 | 401 | 358 | 396 | 401 | |
| 4" | 608 | 562 | 531 | 517 | 464 | 518 | 523 | |
| 5" | 833 | 815 | 736 | |||||
| 6" | 1202 | 1178 | 1055 |
Empty cells: that type isn't made in that size.
Other sizes of THHN/THWN-2
#14#12#10#8#6#4#3#2#1#1/0#2/0#3/0#4/0250 kcmil300 kcmil350 kcmil400 kcmil500 kcmil600 kcmil700 kcmil750 kcmil800 kcmil900 kcmil1000 kcmil