Wire Size Chart

A reference for American Wire Gauge (AWG) standards and their equivalents.

AWGDiameter (in)Area (kcmil)
3/00.4100168
2/00.3650133
1/00.3250106
10.289083.7
20.258066.4
30.229052.6
40.204041.7
50.182033.1
60.162026.2
70.144020.8
80.129016.5
90.114013.1
100.102010.4
110.09078.23
120.08086.53
130.07205.18
140.06414.11
150.05713.26
160.05082.58
170.04532.05

About AWG

American Wire Gauge (AWG) is a standard used in North America for the diameters of round, solid, nonferrous, electrically conducting wire. A key point to remember is that the gauge numbers are inverse to the size: smaller AWG numbers correspond to larger, thicker wires.