Wire Size Conversion Calulator

Wire Size Conversion Calculator

Enter AWG Size:

Table of Contents

Enter the known AWG size and clicks the “Convert” button, it calculates and displays the equivalent diameter in millimeters and inches based on the AWG size. The detailed informations of 1 to 50 AWG table is given below, also the maximum ampere rating also mentioned in the table.

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General Reference Table for Wire Sizes based on Americal wire guage (AWG)

AWG	Diameter (inches)	Diameter (mm)	Maximum Current (Amps)
1	0.2893	7.34822	176
2	0.2576	6.54304	157
3	0.2294	5.82676	141
4	0.2043	5.18922	126
5	0.1819	4.62026	113
6	0.162	4.1148	101
7	0.1443	3.66522	89
8	0.1285	3.2639	73
9	0.1144	2.90576	65
10	0.1019	2.58826	55
11	0.0907	2.30378	47
12	0.0808	2.05232	41
13	0.072	1.8288	35
14	0.0641	1.62814	32
15	0.0571	1.45034	28
16	0.0508	1.29032	22
17	0.0453	1.15062	20
18	0.0403	1.02362	16
19	0.0359	0.91186	14
20	0.032	0.8128	11
21	0.0285	0.7239	10
22	0.0254	0.64516	7
23	0.0226	0.57404	5.5
24	0.0201	0.51054	3.5
25	0.0179	0.45466	3
26	0.0159	0.40386	2.5
27	0.0142	0.36068	2
28	0.0126	0.32004	1.5
29	0.0113	0.28702	1.5
30	0.01	0.254	1
31	0.0089	0.22606	0.8
32	0.008	0.2032	0.6
33	0.0071	0.18034	0.5
34	0.0063	0.16002	0.4
35	0.0056	0.14224	0.3
36	0.005	0.127	0.3
37	0.0045	0.1143	0.2
38	0.004	0.1016	0.2
39	0.0035	0.0889	0.1
40	0.0031	0.07874	0.1
41	0.0028	0.07112	0.1
42	0.0025	0.0635	0.1
43	0.0022	0.05588	0.1
44	0.002	0.0508	0.1
45	0.0018	0.04572	0.1
46	0.0016	0.04064	0.1
47	0.0014	0.03556	0.1
48	0.0013	0.03226	0.1
49	0.0011	0.02794	0.1
50	0.001	0.0254	0.1