Wire Size Calculator

Convert between AWG (American Wire Gauge), diameter, and cross-sectional area.

Wire Specification

Input Type

AWG (Gauge)

Dimensions & Ratings

Enter wire specifications to see dimensions

About this calculator

Quick Reference

AWGAmerican Wire Gauge

Lower AWGThicker Wire

Higher AWGThinner Wire

12 AWG Area3.31 mm²

14 AWG Area2.08 mm²

Overview

Wire size is critical for electrical safety. Thicker wires (lower AWG) can carry more current without overheating.

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Pro Tips

Fun Facts

Formula: d = 0.127 · 92^((36-n)/39)