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Milliampere-hours to Ampere-hours Converter

Convert milliampere-hours (mAh) to ampere-hours (Ah), with the formula, a conversion table and exact factors.

Change the values and press Calculate to work out your own figures.

Enter an electric charge, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.

A number, fraction (3/8), mixed number (1 1/2), scientific notation (2.5e6) or a simple sum such as 2*3.
The unit you want the answer in. Swap exchanges the two units.
Result
0.001 Ah
coulombs
3.6 C
millicoulombs
3,600 mC
microcoulombs
3,600,000 µC
nanocoulombs
3,600,000,000 nC
picocoulombs
3,600,000,000,000 pC
statcoulombs
10,792,528,488 statC
abcoulombs
0.36 abC
elementary charges (one electron's charge)
2.24694326681 × 10¹⁹ e

1 mAh = 0.001 Ah

Show the working
  1. 1 mAh = 0.001 Ah
  2. 1 × 0.001 = 0.001 Ah

How to convert milliampere-hours to ampere-hours

1 mAh = 0.001 Ah, so multiply by 0.001 to go from milliampere-hours to ampere-hours. Going the other way, 1 Ah = 1,000 mAh.

Ah = mAh × 0.001
mAh = Ah × 1,000

Worked example:

1 mAh = 0.001 Ah
5 × 0.001 = 0.005 Ah

Milliampere-hours to ampere-hours table

Milliampere-hoursAmpere-hours
1 mAh0.001 Ah
2 mAh0.002 Ah
3 mAh0.003 Ah
4 mAh0.004 Ah
5 mAh0.005 Ah
6 mAh0.006 Ah
7 mAh0.007 Ah
8 mAh0.008 Ah
9 mAh0.009 Ah
10 mAh0.01 Ah
15 mAh0.015 Ah
20 mAh0.02 Ah
25 mAh0.025 Ah
30 mAh0.03 Ah
40 mAh0.04 Ah
50 mAh0.05 Ah
75 mAh0.075 Ah
100 mAh0.1 Ah
250 mAh0.25 Ah
500 mAh0.5 Ah
1000 mAh1 Ah

About the units

Milliampere-hours (mAh)
Milliampere-hours, a specialised unit. Definition: NIST SP 811 Appendix B.8, factors for units listed alphabetically.
Ampere-hours (Ah)
Ampere-hours, a specialised unit. Definition: NIST SP 811 Appendix B.8, factors for units listed alphabetically.

Formula version 0.1.0Reviewed