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Conversion Table of American Wire Sizes
AWG: American Wire Gauge
Circular Mil Area (CMA): Area of a circle of 1 Mil diamater
1×1 = Circ. Mil. (1mil.=0.001 inch = 0.0254 mm)
1 mm2= 1973.51 Cric.Mils
Formula to determine the wire cross-section area:
A= Wire cross-section area (mm2)
n= Number of strands
| AWG# |
Circ. Mils. |
A=mm2 |
| |
| 26 |
238 – 300 |
0.12 – 0.15 |
| 24 |
315 – 477 |
0.16 – 0.24 |
| 22 |
600 – 750 |
0.30 – 0.38 |
| 20 |
100- 1200 |
0.51 – 0.61 |
| 18 |
1600 – 1900 |
0.81 – 0.96 |
| 16 |
2400 – 2830 |
1.22 – 1.43 |
| 14 |
3830 – 4500 |
1.94 – 2.28 |
| 12 |
6100 – 6700 |
3.09 – 3.40 |
| 10 |
9000 – 13100 |
4.56 – 6.64 |
| 8 |
13200 – 16900 |
6.69 – 8.56 |
| 6 |
22800 – 30900 |
11.55 – 15.66 |
| |
| AWG# |
Circ. Mils. |
A=mm2 |
| |
| 4 |
38900 – 49100 |
19.71 – 24.88 |
| 2 |
60100 – 66800 |
30.45 – 33.85 |
| 1 |
75800 – 84000 |
38.41 – 42.56 |
| 1/0 |
99100 – 105800 |
50.21 – 53.61 |
| 2/0 |
124900 – 133800 |
63.29 – 67.80 |
| 3/0 |
157600 – 168000 |
79.86 – 85.12 |
| 4/0 |
198700 – 212200 |
100.68 – 107.52 |
| 20 – 300 MMC |
250000 – 300000 |
117 – 151.52 |
| 300 – 350 MMC |
300000 – 350000 |
151 – 192.0 |
| 400 MMC |
400000 |
205 - |
| 500 – 600 MMC |
500000 – 60000 |
252 – 304 |
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