Magnetic Field Converter — Free Online Tool

Convert tesla, millitesla, microtesla, gauss, milligauss and kilogauss. Magnetic Field Converter is a free online tool from the ToolsRift Unit Converters collection. It runs entirely in your browser — nothing to install, no signup, and your data never leaves your device.

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How to use Magnetic Field Converter

  1. Open the Magnetic Field Converter above — it loads instantly, no account needed.
  2. Enter or upload your input. Everything is processed locally on your device.
  3. Get your result immediately and copy or download it with one click.

Frequently asked questions

How many gauss in a tesla?

1 tesla (T) = 10,000 gauss (G).

What is Earth's magnetic field in gauss?

Earth's field is about 0.25–0.65 gauss, roughly 25–65 microtesla.

What is an MRI magnet strength?

A common MRI scanner is 1.5 T or 3 T, i.e. 15,000–30,000 gauss.

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