AWG to SWG Conversion Table

Diameter Cross Section Area Diameter Cross Section Area

AWG SWG
mm inch mm2 Inch2 kcmil mm inch mm2 Inch2 kcmil

0000 (4/0) 11.6840 0.4600 107.2193 0.1662 211.6000 7/0 12.700 0.500 126.6769 0.1963 250

000 (3/0) 10.4049 0.4096 85.0288 0.1318 167.8064 6/0 11.786 0.464 109.0921 0.1691 215

00 (2/0) 9.2658 0.3648 67.4309 0.1045 133.0765 5/0 10.973 0.432 94.5638 0.1466 187

0 (1/0) 8.2515 0.3249 53.4751 0.0829 105.5345 4/0 10.160 0.400 81.0732 0.1257 160

1 7.3481 0.2893 42.4077 0.0657 83.6927 3/0 9.449 0.372 70.1202 0.1087 138

2 6.5437 0.2576 33.6308 0.0521 66.3713 2/0 8.839 0.348 61.3643 0.0951 121

3 5.8273 0.2294 26.6705 0.0413 52.6348 0 8.230 0.324 53.1921 0.0824 105

4 5.1894 0.2043 21.1506 0.0328 41.7413 1 7.620 0.300 45.6037 0.0707 90.0

5 4.6213 0.1819 16.7732 0.0260 33.1024 2 7.010 0.276 38.5989 0.0598 76.2

6 4.1154 0.1620 13.3018 0.0206 26.2514 3 6.401 0.252 32.1780 0.0499 63.5

7 3.6649 0.1443 10.5488 0.0164 20.8183 4 5.893 0.232 27.2730 0.0423 53.8

8 3.2636 0.1285 8.3656 0.0130 16.5097 5 5.385 0.212 22.7735 0.0353 44.9

9 2.9064 0.1144 6.6342 0.0103 13.0927 6 4.877 0.192 18.6793 0.0290 36.9

10 2.5882 0.1019 5.2612 0.0082 10.3830 7 4.470 0.176 15.6958 0.0243 31.0

11 2.3048 0.0907 4.1723 0.0065 8.2341 8 4.064 0.160 12.9717 0.0201 25.6
12 2.0525 0.0808 3.3088 0.0051 6.5299 9 3.658 0.144 10.5071 0.0163 20.7

13 1.8278 0.0720 2.6240 0.0041 5.1785 10 3.251 0.128 8.3019 0.0129 16.4

14 1.6277 0.0641 2.0809 0.0032 4.1067 11 2.946 0.116 6.8183 0.0106 13.5

15 1.4495 0.0571 1.6502 0.0026 3.2568 12 2.642 0.104 5.4805 0.0085 10.8

16 1.2908 0.0508 1.3087 0.0020 2.5827 13 2.337 0.092 4.2888 0.0066 8.46

17 1.1495 0.0453 1.0378 0.0016 2.0482 14 2.032 0.080 3.2429 0.0050 6.40

18 1.0237 0.0403 0.8230 0.0013 1.6243 16 1.626 0.072 2.0755 0.0041 5.18

19 0.9116 0.0359 0.6527 0.0010 1.2881 15 1.829 0.064 2.6268 0.0032 4.10

20 0.8118 0.0320 0.5176 0.0008 1.0215 17 1.422 0.056 1.5890 0.0025 3.14

21 0.7229 0.0285 0.4105 0.0006 0.8101 18 1.219 0.048 1.1675 0.0018 2.30

22 0.6438 0.0253 0.3255 0.0005 0.6424 19 1.016 0.040 0.8107 0.0013 1.60

23 0.5733 0.0226 0.2582 0.0004 0.5095 20 0.914 0.036 0.6567 0.0010 1.30

24 0.5106 0.0201 0.2047 0.0003 0.4040 21 0.813 0.032 0.5189 0.0008 1.02

25 0.4547 0.0179 0.1624 0.0003 0.3204 22 0.711 0.028 0.3973 0.0006 0.784

26 0.4049 0.0159 0.1288 0.00025 0.2541 23 0.610 0.024 0.2919 0.0005 0.576

27 0.3606 0.0142 0.1021 0.00020 0.2015 24 0.559 0.022 0.2452 0.0004 0.484

28 0.3211 0.0126 0.0810 0.00013 0.1598 25 0.5080 0.020 0.2027 0.0003 0.400

29 0.2859 0.0113 0.0642 0.00010 0.1267 26 0.4572 0.018 0.1642 0.00025 0.324

30 0.2546 0.0100 0.0509 0.00008 0.1005 27 0.4166 0.0164 0.1363 0.00021 0.269
31 0.2268 0.0089 0.0404 0.00006 0.0797 28 0.3759 0.0148 0.1110 0.00017 0.219

32 0.2019 0.0080 0.0320 0.00005 0.0632 29 0.3454 0.0136 0.0937 0.00014 0.185

33 0.1798 0.0071 0.0254 0.00004 0.0501 30 0.3150 0.0124 0.0779 0.00012 0.154

34 0.1601 0.0063 0.0201 0.000031 0.0398 31 0.2946 0.0116 0.0682 0.00010 0.135

35 0.1426 0.0056 0.0160 0.000025 0.0315 32 0.2743 0.0108 0.0591 0.00009 0.117

36 0.1270 0.0050 0.0127 0.000020 0.0250 33 0.2540 0.0100 0.0507 0.00008 0.100

37 0.1131 0.0045 0.0100 0.000016 0.0198 34 0.2337 0.0092 0.0429 0.00007 0.0846

38 0.1007 0.0040 0.0080 0.000012 0.0157 35 0.2134 0.0084 0.0358 0.00005 0.0706

39 0.0897 0.0035 0.0063 0.000010 0.0125 36 0.1930 0.0076 0.0293 0.00004 0.0578

40 0.0799 0.0031 0.0050 0.000008 0.0099 37 0.1727 0.0068 0.0234 0.00003 0.0462

... ... ... ... ... ... 38 0.1524 0.0060 0.0182 0.000028 0.0360

... ... ... ... ... ... 39 0.1321 0.0052 0.0137 0.000021 0.0270

... ... ... ... ... ... 40 0.1219 0.0048 0.0117 0.00001809 0.0230

... ... ... ... ... ... 41 0.1118 0.0044 0.0098 0.00001522 0.0194

... ... ... ... ... ... 42 0.1016 0.004 0.0081 0.00001257 0.0160

... ... ... ... ... ... 43 0.0914 0.0036 0.0066 0.00001017 0.0130

... ... ... ... ... ... 44 0.0813 0.0032 0.0052 0.00000805 0.0102

... ... ... ... ... ... 45 0.0711 0.0028 0.0040 0.00000615 0.00784

... ... ... ... ... ... 46 0.0610 0.0024 0.0029 0.00000453 0.00576

... ... ... ... ... ... 47 0.0508 0.0020 0.0020 0.00000314 0.00400
 ... ... ... ... ... ... 48 0.0406 0.0016 0.0013 0.00000201 0.00256

... ... ... ... ... ... 49 0.0305 0.0012 0.0007 0.00000113 0.00144

... ... ... ... ... ... 50 0.0254 0.0010 0.0005 0.00000078 0.00100

 AWG or American Wire Gauge is also known as “Brown and Sharpe Wire Gauge” used in North America for wire sizing.
 SWG or Standard Wire Gauge used for wire sizing and properties is also known as “British Standard Wire Gauge” and “British Standard Gauge” or “Imperial
Wire Gauge”.