Authoritative definitions of the International System of Units and SI prefixes.
Unit converters
Magnetic units converter
Convert magnetic units units including T, mT, µT, G, Wb, mWb. See the formula, conversion tables and examples for your selected units.
Magnetic unitsInstant result
Decimals
Formula result = input × 1 ÷ 0.001. 1 T = 1,000 mT
Nonzero results too small for the selected decimal places use scientific notation.
Nonzero results too small for the selected decimal places use scientific notation.
Common examples
One value, several units
Millitesla1,000 mT
Microtesla1,000,000 µT
Gauss10,000 G
Conversion table
| T | mT |
|---|---|
| 1 T | 1,000 mT |
| 2 T | 2,000 mT |
| 5 T | 5,000 mT |
| 10 T | 10,000 mT |
| 25 T | 25,000 mT |
| 50 T | 50,000 mT |
| 100 T | 100,000 mT |
Conversion chart
1 T1,000 mT
5 T5,000 mT
10 T10,000 mT
25 T25,000 mT
50 T50,000 mT
Worked example
1 T = 1,000 mT. Apply the selected conversion formula to other input values.
Unit definition
Tesla (T) One tesla equals 1 tesla.
Unit history
The tesla, named for Nikola Tesla, was adopted as the SI unit of magnetic flux density.
Step by step
1. Parse the value, including fractions.
2. Convert T to tesla.
3. Convert the base value to mT and apply your display precision.
Understand the result before using it
Magnetic units converts magnetic flux density, magnetic flux, or field strength within the selected group. The numerical value changes because the size and definition of the selected unit changes; the underlying quantity does not.
Calculated result
The conversion follows the displayed unit relationship. Display rounding can hide additional digits, and measured inputs cannot become more accurate merely by changing units.
Formula, assumptions, and example
Formula
result = input × 1 ÷ 0.001
Assumptions
- The source and target selections represent the same physical quantity or supported notation.
- The entered value is valid for the selected relationship and uses the source unit shown.
- Published unit definitions and conventional conversion factors apply under their stated conditions.
Worked example
1 tesla equals exactly 10,000 gauss.
When to use it
Good uses
- Translate a magnetic units value found in a document, specification, recipe, or measurement.
- Compare values reported in different unit systems.
- Check a manual conversion and control the displayed precision.
Limitations
Common mistakes to avoid
- Unit conversion does not account for measurement uncertainty, instrument calibration, or context outside the unit definition.
- Do not add meaningful digits beyond the precision of the original measurement.
- Confirm regulated, safety-critical, laboratory, and contractual values against the controlling standard.
Sources and further reading
These references explain the underlying standards or provide authoritative context. Your own contract, institution, clinician, product documentation, local code, or governing standard may be the controlling source.
Guidance on unit names, symbols, conversions, and numerical presentation.
Questions about this calculation
What does the Magnetic units converter do?
Magnetic units converts magnetic flux density, magnetic flux, or field strength within the selected group. It does not change the physical quantity represented by the input.
What formula does the Magnetic units converter use?
result = input × 1 ÷ 0.001
Why can a Magnetic units converter result be rounded?
UnitMora calculates with JavaScript double-precision numbers, then formats the result using your selected decimal or significant-figure setting. The unrounded value may contain more digits than are displayed.
What is the most common magnetic units conversion mistake?
The most common mistake is selecting a similarly named but different unit or treating a rounded measurement as exact.
Magnetic units conversion tables
Open a unit pair for its formula, worked example and reference table.
- Tesla to Millitesla
- Millitesla to Tesla
- Tesla to Microtesla
- Microtesla to Tesla
- Tesla to Gauss
- Gauss to Tesla
- Webers to Milliwebers
- Milliwebers to Webers
- Webers to Maxwells
- Maxwells to Webers
- Amperes per metre to Kiloamperes per metre
- Kiloamperes per metre to Amperes per metre
- Amperes per metre to Oersted
- Oersted to Amperes per metre
Clear answers, without the guesswork
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