AWG and SWG Size Table

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AWG & SWG Size Table

📏 AWG & SWG Wire Size Table

American Wire Gauge (AWG) and Standard Wire Gauge (SWG/Imperial) comparison for copper wire

AWG	AWG Dia (mm)	AWG Area (mm²)	AWG Ω/km	SWG	SWG Dia (mm)	SWG Area (mm²)	SWG Ω/km
4/0	11.68	107.2	0.161	7/0	12.70	126.7	0.136
3/0	10.40	85.0	0.203	6/0	11.79	109.1	0.158
2/0	9.27	67.4	0.256	5/0	10.97	94.5	0.183
1/0	8.25	53.5	0.323	4/0	10.16	81.1	0.213
1	7.35	42.4	0.407	3/0	9.45	70.1	0.246
2	6.54	33.6	0.513	2/0	8.84	61.4	0.281
4	5.19	21.2	0.815	1	7.62	45.6	0.379
6	4.11	13.3	1.30	3	6.40	32.2	0.537
8	3.26	8.37	2.06	6	4.88	18.7	0.923
10	2.59	5.26	3.28	8	4.06	13.0	1.33
12	2.05	3.31	5.21	10	3.25	8.30	2.08
14	1.63	2.08	8.28	12	2.64	5.48	3.15
16	1.29	1.31	13.2	14	2.03	3.24	5.33
18	1.02	0.82	21.0	16	1.63	2.08	8.28
20	0.81	0.52	33.3	18	1.22	1.17	14.8
22	0.64	0.33	53.0	20	0.91	0.65	26.5
24	0.51	0.20	84.2	22	0.71	0.40	43.5
26	0.40	0.13	134	24	0.56	0.25	69.6
28	0.32	0.08	213	26	0.46	0.16	106
30	0.25	0.05	339	28	0.38	0.11	155
32	0.20	0.03	538	30	0.31	0.08	224
34	0.16	0.02	856	32	0.27	0.06	298
36	0.13	0.013	1360	34	0.23	0.04	414
38	0.10	0.008	2160	36	0.19	0.03	589
40	0.08	0.005	3440	38	0.15	0.02	930

AWG and SWG Size Table is a free online calculator tool. Use it to get instant, accurate results for your electronics calculations.