Electric Car Parts Company
Specializing in Lithium Batteries, Chargers, Solar Storage
Ampacity of Copper Wire @ 167F (75C)
Wire Gauge
In Conduit
In Free Air
14 AWG
15 Amps
20 Amps
12 AWG
25 Amps
10 AWG
30 Amps
40 Amps
8 AWG
45 Amps
65 Amps
6 AWG
95 Amps
4 AWG
85 Amps
125 Amps
2 AWG
115 Amps
170 Amps
1/0 AWG
150 Amps
230 Amps
2/0 AWG
175 Amps
265 Amps
3/0 AWG
200 Amps
310 Amps
4/0 AWG
360 Amps
General Ampacity Inverter
Inverter Model
Breaker Size
ANL Fuse
Minimum Cable Gauge
(In free air)
<5’
5’-10’
11’-20’
1000 W 12V
100 A
200 A
1500 W 12V
175 A
2000 W 12V
250 A
300 A
N/R
1500 W 24V
110 A
2000 W 24V
3000 W 24V
4000 W 24V
5000 W 48V
6000 W 48V