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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.

Instant conversion
Result
0.01 kAt
10 At = 0.01 kAt
10 At = 0.01 kAt = 10,000 mAtGet Widget

You can change the units using the dropdowns above or click on a unit button.

Suggested Conversions

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.

DescriptionAmpere-turn (At)Kiloampere-turn (kAt)Milliampere-turn (mAt)
1 ampere-turn unit10.0011,000
5 ampere-turns50.0055,000
10 ampere-turns benchmark100.0110,000
25 ampere-turns250.02525,000
50 ampere-turns500.0550,000
100 ampere-turns reference1000.1100,000

Magnetomotive Force Conversion Formulas

Use the following formulas to convert between ampere-turns, kiloampere-turns, and milliampere-turns.

Ampere-turns to Kiloampere-turns
kAt = At × 0.001
Kiloampere-turns to Ampere-turns
At = kAt × 1,000
Ampere-turns to Milliampere-turns
mAt = At × 1,000
Example: Convert 10 Ampere-turns (At) to Kiloampere-turns (kAt)
1 At = 0.001 kAt
10 At × 0.001 = 0.01 kAt

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

Frequently Asked Questions

1 ampere-turn (At) equals 0.001 kiloampere-turns (kAt). Multiply your ampere-turn value by 0.001 or enter it in the Magnetomotive Force Converter above for instant calculation.

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

Ampere-turn (At)
1
Kiloampere-turn (kAt)
0.001
Milliampere-turn (mAt)
1,000
Gilbert (Gb)
1.25664

Magnetomotive Force Unit Definitions & Symbols

Ampere-turn (At)

SI

SI unit of magnetomotive force (MMF).

Kiloampere-turn (kAt)

METRIC

Equal to 1,000 Ampere-turns.

Milliampere-turn (mAt)

METRIC

Equal to 0.001 Ampere-turns.

Gilbert (Gb)

OTHER

CGS magnetomotive force unit (10/(4π) ≈ 0.795775 At).

References

NIST · BIPM · ISO
  1. [1]
    NIST (NIST HB 133 / SP 811)·Checking the Net Contents of Packaged Goods, Handbook 133 - 2019 Edition & NIST SP 811
    NIST HB 133 Standard
  2. [2]
    BIPM (BIPM SI-9)·The International System of Units (SI Brochure, 9th Edition)
    BIPM SI Brochure
  3. [3]
    NIST 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
    NIST SP 811 Appendix B.9
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