| AWG | Diameter mm | Copper cross-section in² | Copper cross-section mm² |
| 0 | 8.200 | .08291 | 53.49 |
| 1 | 7.348 | .06573 | 42.41 |
| 2 | 6.544 | .05212 | 33.63 |
| 3 | 5.827 | .04133 | 26.66 |
| 4 | 5.189 | .03278 | 21.15 |
| 5 | 4.621 | .02590 | 16.77 |
| 6 | 4.115 | .02061 | 13.30 |
| 7 | 3.665 | .01635 | 10.55 |
| 8 | 3.264 | .01297 | 8.368 |
| 9 | 2.906 | .01028 | 6.632 |
| 10 | 2.588 | .008156 | 5.262 |
| 11 | 2.305 | .006467 | 4.172 |
| 12 | 2.053 | .005129 | 3.309 |
| 13 | 1.828 | .004067 | 2.624 |
| 14 | 1.628 | .003225 | 2.081 |
| 15 | 1.450 | .002558 | 1.650 |
| 16 | 1.291 | .002029 | 1.309 |
| 17 | 1.150 | .001608 | 1.037 |
| 18 | 1.024 | .001275 | 0.8226 |
| 19 | 0.9116 | .001012 | 0.6529 |
| 20 | 0.8118 | .0008019 | 0.5174 |
| 21 | 0.7229 | .0006362 | 0.4105 |
| 22 | 0.6438 | .0005047 | 0.3256 |
| 23 | 0.5733 | .0004001 | 0.2581 |
| 24 | 0.5106 | .0003173 | 0.2047 |
| 25 | 0.4547 | .0002516 | 0.1623 |
|
|
| AWG | Diameter mm | Copper cross-section in² | Copper cross-section mm² |
| 26 | 0.4049 | .0001996 | 0.1288 |
| 27 | 0.3606 | .0001583 | 0.1021 |
| 28 | 0.3211 | .0001255 | 0.08097 |
| 29 | 0.2859 | .00009959 | 0.06425 |
| 30 | 0.2546 | .00007901 | 0.05097 |
| 31 | 0.2268 | .00006260 | 0.04039 |
| 32 | 0.2019 | .00004964 | 0.03203 |
| 33 | 0.1798 | .00003937 | 0.02540 |
| 34 | 0.1601 | .00003132 | 0.02014 |
| 35 | 0.1426 | .00002476 | 0.01597 |
| 36 | 0.1270 | .00001963 | 0.01267 |
| 37 | 0.1131 | .00001557 | 0.01005 |
| 38 | 0.1007 | .00001235 | 0.007968 |
| 39 | 0.08969 | .000009794 | 0.006310 |
| 40 | 0.07987 | .000007768 | 0.005012 |
| 41 | 0.07113 | .000006159 | 0.003973 |
| 42 | 0.06334 | .000004884 | 0.003151 |
| 43 | 0.05641 | .000003873 | 0.002499 |
| 44 | 0.05023 | .000003072 | 0.001982 |
| 45 | 0.04473 | .000002436 | 0.001572 |
| 46 | 0.03984 | .000001932 | 0.001246 |
| 47 | 0.03547 | .000001532 | 0.0009884 |
| 48 | 0.03159 | .000001215 | 0.0007838 |
| 49 | 0.02813 | .0000009635 | 0.0006216 |
| 50 | 0.02505 | .0000007641 | 0.0004929 |
|