Convert Ampere-hours to Coulombs
1 ampere-hour = 3,600 coulombs. Multiply the number of ampere-hours by 3600.
Ampere-hours to Coulombs table
| Ampere-hours | Coulombs |
|---|---|
| 1 Ah | 3,600 C |
| 2 Ah | 7,200 C |
| 3 Ah | 10,800 C |
| 4 Ah | 14,400 C |
| 5 Ah | 18,000 C |
| 10 Ah | 36,000 C |
| 20 Ah | 72,000 C |
| 25 Ah | 90,000 C |
| 50 Ah | 180,000 C |
| 100 Ah | 360,000 C |
| 500 Ah | 1,800,000 C |
| 1000 Ah | 3,600,000 C |
About these units
The ampere-hour (Ah) is a specialist or regional unit of electric charge, equal to 3,600 coulombs.
The coulomb (C) is an SI base or derived unit of electric charge.
Going the other way, 1 coulomb = 0.00027777778 ampere-hours. Battery capacity in milliamp-hours is a charge measurement. Convert it to coulombs, faradays or elementary charges — useful when comparing power banks and cells.
Frequently asked
- How many coulombs are in a ampere-hour?
- 1 ampere-hour = 3,600 coulombs.
- How do you convert ampere-hours to coulombs?
- Multiply the number of ampere-hours by 3600.
- What is 10 Ah in C?
- 10 Ah = 36,000 C.