Electric Charge Converter
Convert electric charge between coulombs, ampere-hours, milliampere-hours, and milliampere-seconds. Used in battery specifications and electrochemistry.
Common Electric Charge Conversions
| From | To |
|---|---|
| 1 Ah | 3,600 C |
| 1 mAh | 3.6 C |
| 1 C | 0.000278 Ah |
| 1 Ah | 1,000 mAh |
Electric Charge Unit Definitions
- Coulomb (C)
- SI unit of charge = 1 A·s.
- Ampere-hour (Ah)
- 3,600 C. Common battery capacity unit.
- Milliampere-hour (mAh)
- 0.001 Ah. Used for phone and small batteries.
Frequently Asked Questions
What does mAh mean on a battery?
Milliampere-hours (mAh) measures how much charge a battery holds. A 3,000 mAh battery can deliver 3,000 mA (3 A) for 1 hour, or 300 mA for 10 hours.