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Convert electrical units instantly with this free wire resistance calculator. Includes reference tables, practical applications for electronics and wiring, and bidirectional conversion.

Convert electrical units instantly with this free wire resistance calculator. Includes reference tables, practical ap...
The wire resistance calculator determines the resistance and conductance of a wire.
| Site | Description | Screenshot | Votes |
|---|---|---|---|
| Number Convert numberconvert.com | 8 | ||
| Omni Calculator omnicalculator.com | 2 |
Its Wire Gauge Calculator includes AWG-based diameter conversion in both inches and millimeters, plus cross-sectional area and resistance outputs. The page explains the AWG formulas and provides reference values, making it useful for both quick conversion and verification.
This AWG chart includes a row for 2 AWG with diameter, cross‑sectional area, resistance, and ampacity. It serves as a detailed lookup for #2 gauge wire data. ([electricaltechnology.org](https://www.electricaltechnology.org/2022/04/american-wire-gauge-awg-chart-wire-size-ampacity-table.html))
The skin depth calculator allows you to determine the skin effect in conductors for any signal frequency.
LED resistor calculator tells you what resistor you should use when connecting LEDs in series or parallel.