#What size copper wire for 100 amps how to#

In the last column, you will also get the maximum that an AWG aluminum wire can conduct at a median temperature of 75☌. Locate the AWG wire you are interested in and look at the ampacity. It’s not difficult to interpret this ampacity chart for aluminum wires. The larger size and thicker ones have capacities of up to 560A. These wires are identical to MCM aluminum wires. The AWG sizes for aluminum electrical wires are shown in the first chart, ranging from 4/0 to 12 AWG.

#What size copper wire for 100 amps how to#

Conclusion Aluminum Wire Ampacity Chart Based On Sizing Aluminum AWG wire size Ampacity at 140 degrees Fahrenheit (60 degrees Celsius) Ampacity at 167 degrees Fahrenheit (75 degrees Celsius) Ampacity at 194 degrees Fahrenheit (90 degrees Celsius) Maximum allowable amps (75 degrees Celsius) 0000 (4/0) AWG 150 Amps 180 Amps 205 Amps 144 Amps 000 (3/0) AWG 130 Amps 155 Amps 175 Amps 124 Amps 00 (2/0) AWG 115 Amps 135 Amps 150 Amps 108 Amps 0 (1/0) AWG 100 Amps 120 Amps 135 Amps 96 Amps 1 AWG 85 Amps 100 Amps 115 Amps 80 Amps 2 AWG 75 Amps 90 Amps 100 Amps 72 Amps 3 AWG 65 Amps 75 Amps 85 Amps 60 Amps 4 AWG 55 Amps 65 Amps 75 Amps 52 Amps 6 AWG 40 Amps 50 Amps 60 Amps 40 Amps 8 AWG 30 Amps 40 Amps 45 Amps 32 Amps 10 AWG 25 Amps 30 Amps 35 Amps 24 Amps 12 AWG 20 Amps 20 Amps 25 Amps 16 Amps How To Read Aluminum Wire Amp Rating Chart.How To Read Aluminum Wire Amp Rating Chart.Aluminum Wire Ampacity Chart Based On Sizing.