Calculators
Wire calculators
4 tools
Wire gauge, AWG/SWG, and voltage drop.
- AWG to mm Calculator Convert American Wire Gauge (AWG) to diameter (mm) and cross-section (mm²).
- SWG to mm Calculator Convert Standard Wire Gauge (SWG) to approximate diameter in millimeters.
- Voltage Drop Calculator Estimate voltage drop in a wire run (DC/single-phase and three-phase).
- Wire Gauge Chart Reference AWG diameters with an interactive AWG → mm converter.