Cable Size Chart Reference Guide
How To Use The Cable Chart
Standard
Units
AWG
00 or 2/0
0 or 1/0
2
4
6
8
12
Metric
70
35
25
16
10
4
Diameter (mm)
9.27
8.25
6.54
5.19
4.11
3.26
2.05
Cross Section (mm2)
67.5
53.5
33.6
21.2
13.3
8.4
3.3
Image Code
2/0
1/0
2
4
6
8
12
1. Sometimes gauges are represented as follow (0000 or 4/0). AWG stands for American Wire Gauges. Metric Wire Size is closest equivalent to AWG wire size
2. Cross Section or Diameter Squared is the area of the wire when cut flat square across the wire. The formula is Pi*r2
2. Cross Section or Diameter Squared is the area of the wire when cut flat square across the wire. The formula is Pi*r2
Measurements of Diameter and Cross Section of cable of cable does not include insulation.
Cable Lengths in Feet & Meters
10% Voltage Drop
NON CRITICAL
NON CRITICAL
3% Voltage Drop
CRITICAL
CRITICAL
DC Amps
ft
m
ft
m
20A
40A
80A
100A
150A
0 - 20 ft
0 - 6.1 m
0 - 6 ft
0 - 1.8 m
14
8
4
4
1
30 ft
9.1 m
10 ft
3 m
12
8
4
4
1
50 ft
15.2 m
15 ft
4.6 m
10
6
4
2
1
65 ft
19.8 m
20 ft
6.1 m
8
6
2
2
1/0
80 ft
24.4 m
25 ft
7.6 m
6
4
2
1
2/0
100 ft
30.5 m
30 ft
9.1 m
6
4
1
1/0
3/0
130 ft
39.6 m
40 ft
12.2 m
6
2
1/0
2/0
4/0
165 ft
50.3 m
50 ft
15.2 m
4
2
3/0
3/0
4/0
200 ft
61 m
60 ft
18.3 m
4
1
3/0
4/0
70 ft
21.3 m
2
1/0
4/0
80 ft
24.4 m
2
1/0
4/0
90 ft
27.4 m
2
2/0
100 ft
30.5 m
2
2/0
110 ft
33.5 m
1
3/0
120 ft
36.3 m
1
3/0
130 ft
39.6 m
1
3/0