Wire Sizes And Maximum Length Determination Chart Page 5
ADVERTISEMENT
1
2
3
4
5
6
7
8
9
10
11Wire Sizes and Maximum Length Determination
(7/5/2007)
is raised to 130oF the voltage drop would increase by about 3%. The voltage drop
calculations are also based on a conventional load.
The recommended maximum distances in feet for AC or DC are listed in the cell below
the wire size.
12V TABLE
POWER
WIRE GAUGE
W(VA)/Amps
8awg 10awg
12awg
14awg
16awg
18awg
20awg
22awg
24awg
26awg
3W/.25A
3,733 2,396
1,508
947
595
376
234
146
93
59
4W/.33A
2,828 1,815
1,142
717
451
285
177
111
70
44
5W/.42A
2,222 1,426
898
564
354
224
139
87
55
35
10W/.83A
1,124
722
454
285
179
113
71
44
28
18
20W/1.67A
559
359
226
142
89
56
35
22
14
9
30W/2.50A
373
240
151
95
60
38
23
15
N/A
N/A
40W/3.33A
280
180
113
71
45
28
18
11
N/A
N/A
50W/4.17A
224
144
90
57
36
23
14
N/A
N/A
N/A
60W/5.00A
187
120
75
47
30
19
12
N/A
N/A
N/A
70W/5.83A
160
103
65
41
26
16
10
N/A
N/A
N/A
80W/6.67A
140
90
57
35
22
14
N/A
N/A
N/A
N/A
90W/7.50A
124
80
50
32
20
13
N/A
N/A
N/A
N/A
100W/8.33A
112
72
45
28
18
11
N/A
N/A
N/A
N/A
110W/9.17A
102
65
41
26
16
10
N/A
N/A
N/A
N/A
120W/10.00A
93
60
38
24
15
N/A
N/A
N/A
N/A
N/A
12 Volts – Wire Sizes (Gauge) 3 % Drop for Radios
Total Wire Length in Feet
10
15
20
25
30
40
50
60
70
80
90
100
5
18
16
14
12
12
10
10
10
8
8
8
6
14
12
10
10
10
8
6
6
6
6
4
4
10
15
12
10
10
8
8
6
6
6
4
4
2
2
20
10
10
8
6
6
6
4
4
2
2
2
2
25
10
8
6
6
6
4
4
2
2
2
1
1
Amp
30
10
8
6
6
4
4
2
2
1
1
0
0
40
8
6
6
4
4
2
2
1
0
0
2/0
2/0
50
6
6
4
4
2
2
1
0
2/0
2/0
3/0
3/0
60
6
4
4
2
2
1
0
2/0
3/0
3/0
4/0
4/0
70
6
4
2
2
1
0
2/0
3/0
3/0
4/0
4/0
6
4
2
2
1
0
3/0
3/0
4/0
4/0
80
90
4
2
2
1
0
2/0
3/0
4/0
4/0
100
4
2
2
1
0
2/0
3/0
4/0
Page 5 of 11
ADVERTISEMENT
0 votes
Related Articles
Related forms
Related Categories
Parent category: Life