Coulombs to Milliampere Hours Converter
ElectricalCoulombs, ampere-hours and more.
How to convert Coulombs to Milliampere Hours
Multiply the coulombs value by 0.277778: 1 C = 0.277778 mAh. Going the other way, 1 mAh = 3.6 C, so divide by 0.277778 or use the Milliampere Hours to Coulombs converter.
About these units
Coulombs (C)
The coulomb is the SI unit of electric charge: the charge carried by a current of one ampere in one second, about 6.24 × 10¹⁸ elementary charges.
Milliampere Hours (mAh)
A milliampere-hour is one thousandth of an ampere-hour (3.6 coulombs). Phone and laptop batteries are rated in mAh.
Coulombs to Milliampere Hours conversion table
| Coulombs (C) | Milliampere Hours (mAh) |
|---|---|
| 1 C | 0.277778 mAh |
| 2 C | 0.555556 mAh |
| 3 C | 0.833333 mAh |
| 4 C | 1.11111 mAh |
| 5 C | 1.38889 mAh |
| 10 C | 2.77778 mAh |
| 20 C | 5.55556 mAh |
| 25 C | 6.94444 mAh |
| 50 C | 13.8889 mAh |
| 100 C | 27.7778 mAh |
| 500 C | 138.889 mAh |
| 1,000 C | 277.778 mAh |