Wire Gauge Calculator
Determine the appropriate wire gauge for electrical circuits based on current and distance.
Wire Gauge Calculator
Determine the appropriate wire gauge for electrical circuits based on current, distance, and voltage requirements.
Recommended Wire Gauge
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Voltage Drop
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Safety Notes
- • Always consult local electrical codes
- • Consider ambient temperature factors
- • Use proper conduit and protection
- • Have work inspected by qualified electrician
AWG Wire Gauge Reference
| Wire Gauge | Max Current (Amps) | Diameter (mm) |
|---|---|---|
| 14 AWG | 15 A | 1.63 mm |
| 12 AWG | 20 A | 2.05 mm |
| 10 AWG | 30 A | 2.59 mm |
| 8 AWG | 40 A | 3.26 mm |
| 6 AWG | 55 A | 4.11 mm |
| 4 AWG | 70 A | 5.19 mm |
| 2 AWG | 95 A | 6.54 mm |
| 1 AWG | 110 A | 7.35 mm |
| 1/0 AWG | 125 A | 8.25 mm |
| 2/0 AWG | 145 A | 9.27 mm |
| 3/0 AWG | 165 A | 10.4 mm |
| 4/0 AWG | 195 A | 11.68 mm |
About This Calculator
Determine the appropriate wire gauge for electrical circuits based on current and distance.
Keywords:
wire gaugeelectrical wirewire sizingelectrical safetycircuit design