Coulomb to Milliampere Hour Converter
Convert coulomb to milliampere-hour instantly.
Standard electric charge units
Fun comparisons
How to convert coulomb to milliampere-hour
Enter your electric charge in coulomb and get the equivalent in milliampere-hour instantly. Key reference points: a typical smartphone battery holds 4000 mAh (14,400 coulombs), an AA battery holds about 2500 mAh (9000 C), and a lightning bolt transfers about 5 coulombs.
Coulomb is the SI charge unit used in physics; milliampere-hours (mAh) are the consumer-friendly battery capacity unit found on phone, laptop and portable device batteries.
Need the opposite direction? Convert milliampere-hour to coulomb just as easily, or explore all our electric charge conversions.
Common coulomb to milliampere-hour conversions
| Coulomb (C) | Milliampere Hour (mAh) |
|---|---|
| 1 | 0.277778 |
| 5 | 1.38889 |
| 10 | 2.77778 |
| 25 | 6.94444 |
| 50 | 13.8889 |
| 100 | 27.7778 |
| 500 | 138.889 |
| 1000 | 277.778 |
Frequently asked questions
1 coulomb equals 0.277778 milliampere-hour.
Multiply by 0.277778. For example, 5 C = 1.38889 mAh.
18 coulombs equals 5000 milliampere-hours, a typical smartphone battery capacity.
1 milliampere-hour equals 3.6 coulomb.
100 coulomb equals 27.7778 milliampere-hour.