4/0 AWG wire specs

230 A

4/0 AWG copper at 75 °C · 195 A at 60 °C · 260 A at 90 °C · aluminum 180 A at 75 °C

Voltage drop of 4/0 AWG copper

One-way	10 A	15 A	20 A	30 A	50 A
25 ft	0.03 V	0.05 V	0.06 V	0.09 V	0.15 V
50 ft	0.06 V	0.09 V	0.12 V	0.18 V	0.30 V
100 ft	0.12 V	0.18 V	0.24 V	0.36 V	0.61 V
150 ft	0.18 V	0.27 V	0.36 V	0.55 V	0.91 V
200 ft	0.24 V	0.36 V	0.49 V	0.73 V	1.22 V

Single-phase, DC resistance 0.0608 Ω/1000 ft (Cu) / 0.1 Ω (Al).

How many amps can 4/0 AWG wire carry?

Copper 4/0 AWG: 195 A at 60 °C, 230 A at 75 °C, 260 A at 90 °C.

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