Wire Gauge Calculator

Calculate wire gauge with this free online tool

Wire Gauge Calculator

Convert between AWG, SWG, and metric wire gauges with full property details

Input Standard

AWG Gauge Number

Jewelry Wire Reference Table (AWG 12-30)

AWG	SWG	Diameter (mm)	Area (mm²)	Max Amps	Ω/m	Use
12	14	2.052	3.309	20	0.00521	Heavy frames, bangles
14	16	1.628	2.081	15	0.00829	Bangle bases, heavy links
16	18	1.291	1.309	10	0.01317	Ear wires, jump rings, frames
18	19	1.024	0.823	7	0.02095	Jump rings, clasps, ear wires
20	21	0.812	0.518	5	0.03331	Wire wrapping, links
22	23	0.644	0.326	3	0.05296	Wire wrapping, coils
24	25	0.511	0.205	2.1	0.08422	Fine wrapping, headpins
26	27	0.405	0.129	1.3	0.1339	Viking knit, fine wrapping
28	29	0.321	0.081	0.8	0.2129	Bead crochet, very fine work
30	31	0.255	0.051	0.5	0.3386	Couching, fine embroidery

Free wire gauge calculator with instant results. No account needed, works on any device, completely private.

Key Features

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Free wire gauge calculator with instant results

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No registration or signup required

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Professional-grade wire gauge calculator tool

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Works on all devices and browsers

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Privacy-first: all processing happens in your browser

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Unlimited usage with no restrictions

How to Use Wire Gauge Calculator

Enter Your Data

Input your values or data into the wire gauge calculator tool fields

Configure Options

Adjust any optional settings or parameters for your specific needs

Get Instant Results

The tool automatically calculates and displays results in real-time

Copy or Export

Copy the results to clipboard or use them directly in your project

Repeat as Needed

Run the tool again with different inputs — unlimited usage, completely free

Use Cases

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Use wire gauge calculator for personal projects

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Professional and academic applications

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Quick reference and verification

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Everyday productivity and convenience

Frequently Asked Questions

Is the Wire Gauge Calculator free to use?

Yes, the Wire Gauge Calculator is completely free with no registration required. Use it as many times as you need.

Do I need to create an account?

No account needed. All tools work instantly in your browser without any signup or login.

Is my data safe?

Absolutely. All processing happens locally in your browser. Your data is never sent to any server.

Does the Wire Gauge Calculator work on mobile?

Yes, the tool is fully responsive and works on phones, tablets, and desktop computers.

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