Magnetomotive Force Converter
Enter a value below to convert between metric, imperial, and standard magnetomotive force units.
Convert Magnetomotive Force
Enter a value and select the units to convert between ampere-turns, kiloampere-turns, and milliampere-turns.
You can change the units using the dropdowns above or click on a unit button.
Common Magnetomotive Force Reference Points
Here are some common magnetomotive force values in Ampere-turn (At), Kiloampere-turn (kAt), and Milliampere-turn (mAt). Click any preset value or arrow to load it into the converter.
Magnetomotive Force Conversion Formulas
Use the following formulas to convert between ampere-turns, kiloampere-turns, and milliampere-turns.
All magnetomotive force conversions are anchored to the international SI base unit (Ampere-turn) for full scientific and engineering accuracy.
More Ampere-turn & Kiloampere-turn Conversions
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Convert to Kiloampere-turns
Frequently Asked Questions
All Magnetomotive Force Conversion Calculators (6)
Select any dedicated magnetomotive force pair below for worked examples and printable tables
Category Conversion Matrix
Simultaneous comparison of 4 units in this category
Magnetomotive Force Unit Definitions & Symbols
Ampere-turn (At)
SISI unit of magnetomotive force (MMF).
Kiloampere-turn (kAt)
METRICEqual to 1,000 Ampere-turns.
Milliampere-turn (mAt)
METRICEqual to 0.001 Ampere-turns.
Gilbert (Gb)
OTHERCGS magnetomotive force unit (10/(4π) ≈ 0.795775 At).
References
- [1]NIST HB 133 StandardNIST (NIST HB 133 / SP 811)·Checking the Net Contents of Packaged Goods, Handbook 133 - 2019 Edition & NIST SP 811
- [2]BIPM SI BrochureBIPM (BIPM SI-9)·The International System of Units (SI Brochure, 9th Edition)
- [3]NIST SP 811 Appendix B.9NIST SP 811 (NIST SP 811 App. B.9)·NIST Guide to the SI, Appendix B.9: Factors for Units Listed by Kind of Quantity or Field of Science