Wire Gauge Converter

⚡ Convert between AWG, SWG, millimeters, and inches with precision and ease. Your ultimate wire sizing companion for electrical engineering! 🔌

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Enter a value to see the result
Common Conversions
Quick access to frequently used conversions
Unit Information

Specialized Units

Domain-specific measurements

AWG 0000
specialized
AWG 0000 (4/0)
American Wire Gauge 0000 (4/0) - 11.684 mm diameter
AWG 000
specialized
AWG 000 (3/0)
American Wire Gauge 000 (3/0) - 10.404 mm diameter
AWG 00
specialized
AWG 00 (2/0)
American Wire Gauge 00 (2/0) - 9.266 mm diameter
AWG 0
specialized
AWG 0 (1/0)
American Wire Gauge 0 (1/0) - 8.252 mm diameter
AWG 1
specialized
AWG 1
American Wire Gauge 1 - 7.348 mm diameter
AWG 2
specialized
AWG 2
American Wire Gauge 2 - 6.544 mm diameter
AWG 3
specialized
AWG 3
American Wire Gauge 3 - 5.827 mm diameter
AWG 4
specialized
AWG 4
American Wire Gauge 4 - 5.189 mm diameter
AWG 5
specialized
AWG 5
American Wire Gauge 5 - 4.621 mm diameter
AWG 6
specialized
AWG 6
American Wire Gauge 6 - 4.115 mm diameter
AWG 7
specialized
AWG 7
American Wire Gauge 7 - 3.665 mm diameter
AWG 8
specialized
AWG 8
American Wire Gauge 8 - 3.264 mm diameter
AWG 9
specialized
AWG 9
American Wire Gauge 9 - 2.906 mm diameter
AWG 10
specialized
AWG 10
American Wire Gauge 10 - 2.588 mm diameter
AWG 12
specialized
AWG 12
American Wire Gauge 12 - 2.053 mm diameter
AWG 14
specialized
AWG 14
American Wire Gauge 14 - 1.628 mm diameter
AWG 16
specialized
AWG 16
American Wire Gauge 16 - 1.291 mm diameter
AWG 18
specialized
AWG 18
American Wire Gauge 18 - 1.024 mm diameter
AWG 20
specialized
AWG 20
American Wire Gauge 20 - 0.812 mm diameter
AWG 22
specialized
AWG 22
American Wire Gauge 22 - 0.644 mm diameter
AWG 24
specialized
AWG 24
American Wire Gauge 24 - 0.511 mm diameter
AWG 26
specialized
AWG 26
American Wire Gauge 26 - 0.405 mm diameter
AWG 28
specialized
AWG 28
American Wire Gauge 28 - 0.321 mm diameter
AWG 30
specialized
AWG 30
American Wire Gauge 30 - 0.255 mm diameter
AWG 32
specialized
AWG 32
American Wire Gauge 32 - 0.202 mm diameter
AWG 34
specialized
AWG 34
American Wire Gauge 34 - 0.160 mm diameter
AWG 36
specialized
AWG 36
American Wire Gauge 36 - 0.127 mm diameter
AWG 38
specialized
AWG 38
American Wire Gauge 38 - 0.101 mm diameter
AWG 40
specialized
AWG 40
American Wire Gauge 40 - 0.080 mm diameter
SWG 0000
specialized
SWG 0000 (4/0)
British Standard Wire Gauge 0000 (4/0) - 12.700 mm diameter
SWG 000
specialized
SWG 000 (3/0)
British Standard Wire Gauge 000 (3/0) - 11.786 mm diameter
SWG 00
specialized
SWG 00 (2/0)
British Standard Wire Gauge 00 (2/0) - 10.973 mm diameter
SWG 0
specialized
SWG 0 (1/0)
British Standard Wire Gauge 0 (1/0) - 10.160 mm diameter
SWG 1
specialized
SWG 1
British Standard Wire Gauge 1 - 9.449 mm diameter
SWG 2
specialized
SWG 2
British Standard Wire Gauge 2 - 8.839 mm diameter
SWG 3
specialized
SWG 3
British Standard Wire Gauge 3 - 8.230 mm diameter
SWG 4
specialized
SWG 4
British Standard Wire Gauge 4 - 7.620 mm diameter
SWG 5
specialized
SWG 5
British Standard Wire Gauge 5 - 7.010 mm diameter
SWG 6
specialized
SWG 6
British Standard Wire Gauge 6 - 6.401 mm diameter
SWG 7
specialized
SWG 7
British Standard Wire Gauge 7 - 5.893 mm diameter
SWG 8
specialized
SWG 8
British Standard Wire Gauge 8 - 5.385 mm diameter
SWG 9
specialized
SWG 9
British Standard Wire Gauge 9 - 4.877 mm diameter
SWG 10
specialized
SWG 10
British Standard Wire Gauge 10 - 4.470 mm diameter
SWG 12
specialized
SWG 12
British Standard Wire Gauge 12 - 3.658 mm diameter
SWG 14
specialized
SWG 14
British Standard Wire Gauge 14 - 2.946 mm diameter
SWG 16
specialized
SWG 16
British Standard Wire Gauge 16 - 2.413 mm diameter
SWG 18
specialized
SWG 18
British Standard Wire Gauge 18 - 1.219 mm diameter
SWG 20
specialized
SWG 20
British Standard Wire Gauge 20 - 0.914 mm diameter
SWG 22
specialized
SWG 22
British Standard Wire Gauge 22 - 0.711 mm diameter
SWG 24
specialized
SWG 24
British Standard Wire Gauge 24 - 0.559 mm diameter
SWG 26
specialized
SWG 26
British Standard Wire Gauge 26 - 0.457 mm diameter
SWG 28
specialized
SWG 28
British Standard Wire Gauge 28 - 0.376 mm diameter
SWG 30
specialized
SWG 30
British Standard Wire Gauge 30 - 0.315 mm diameter
SWG 32
specialized
SWG 32
British Standard Wire Gauge 32 - 0.274 mm diameter
SWG 34
specialized
SWG 34
British Standard Wire Gauge 34 - 0.234 mm diameter
SWG 36
specialized
SWG 36
British Standard Wire Gauge 36 - 0.193 mm diameter
SWG 38
specialized
SWG 38
British Standard Wire Gauge 38 - 0.152 mm diameter
SWG 40
specialized
SWG 40
British Standard Wire Gauge 40 - 0.122 mm diameter

Metric Units

International System of Units (SI) measurements

mm
metric
Millimeter
Base unit - 1 millimeter
cm
metric
Centimeter
1 centimeter = 10 millimeters

Imperial Units

Traditional British and American measurements

in
imperial
Inch
1 inch = 25.4 millimeters
thou
imperial
Thousandth of an Inch
1 thou = 0.0254 millimeters
Preferences

Wire Gauge Converter

Our Wire Gauge Converter provides accurate conversions between various wire gauge systems and measurement units. Whether you're working with American Wire Gauge (AWG), British Standard Wire Gauge (SWG), or need to convert to metric units like millimeters and inches, this tool delivers precise results instantly.

Supported Wire Gauge Systems:

  • American Wire Gauge (AWG): Standard wire gauge system used in North America
  • British Standard Wire Gauge (SWG): British imperial wire gauge system
  • Metric Units: Millimeters (mm) and inches for precise measurements
  • Cross-Reference: Direct conversion between all supported systems

Common Conversions:

  • AWG 10 = 2.588 mm = 0.1019 inches
  • SWG 10 = 3.251 mm = 0.128 inches
  • AWG 20 = 0.812 mm = 0.032 inches
  • SWG 20 = 0.914 mm = 0.036 inches

How to Use:

  1. Enter the wire gauge value you want to convert
  2. Select the source gauge system from the "From" dropdown
  3. Select the target gauge system from the "To" dropdown
  4. View the converted result instantly
  5. Use the swap button to quickly reverse the conversion

Applications:

This wire gauge converter is essential for electrical engineers, electricians, manufacturing professionals, DIY enthusiasts, and anyone working with electrical wiring. It's particularly useful for international projects, component selection, and ensuring proper wire sizing for electrical applications.