Coulombs to mAh Converter
1 mAh = 3.6 coulombs. A 3,000 mAh phone battery holds 10,800 C of charge.
Formula:1 C = 0.2778 mAh
Quick conversion table — Coulomb to Milliampere-hour
0.5 C0.138889 mA·h
1 C0.277778 mA·h
2 C0.555556 mA·h
5 C1.3888889 mA·h
10 C2.7777778 mA·h
20 C5.5555556 mA·h
50 C13.888889 mA·h
100 C27.777778 mA·h
500 C138.88889 mA·h
1,000 C277.77778 mA·h
How to convert c to mah
To convert coulombs to mah, use the formula: 1 C = 0.2778 mAh. Simply enter the value you want to convert in the field above and the result appears instantly. You can also type in the result field to reverse the conversion.
All conversions use precise mathematical constants validated against international SI standards (NIST and ISO 80000). Results are accurate to 8 significant figures.