Ampere-hours to Coulombs (A·h to C)
Free online ampere-hour to coulomb converter. Type a value, get an instant exact result — plus the formula, a ready-made conversion table, and reverse conversion.
ELECTRIC CHARGE CONVERTER — INSTANT RESULT
Formula: multiply the ampere-hour value by 3,600 — i.e. C = A·h × 3,600
Quick check: 1 A·h = 3,600 C
Quick check: 1 A·h = 3,600 C
Ampere-hours to Coulombs conversion table
| Ampere-hours (A·h) | Coulombs (C) |
|---|---|
| 1 A·h | 3,600 C |
| 2 A·h | 7,200 C |
| 3 A·h | 10,800 C |
| 4 A·h | 14,400 C |
| 5 A·h | 18,000 C |
| 6 A·h | 21,600 C |
| 7 A·h | 25,200 C |
| 8 A·h | 28,800 C |
| 9 A·h | 32,400 C |
| 10 A·h | 36,000 C |
| 15 A·h | 54,000 C |
| 20 A·h | 72,000 C |
| 25 A·h | 90,000 C |
| 30 A·h | 108,000 C |
| 40 A·h | 144,000 C |
| 50 A·h | 180,000 C |
| 75 A·h | 270,000 C |
| 100 A·h | 360,000 C |
| 250 A·h | 900,000 C |
| 500 A·h | 1,800,000 C |
| 1,000 A·h | 3,600,000 C |
How to convert ampere-hours to coulombs
To convert ampere-hours to coulombs, multiply the amount in ampere-hours by 3,600. For example, 10 A·h = 36,000 C. To convert in the other direction, divide by the same factor, or use the ⇄ swap button above.
Convert electric charge between coulombs, ampere-hours and faradays. One ampere-hour is 3600 coulombs; one faraday is the charge of one mole of electrons.
Frequently asked questions
How many coulombs are in one ampere-hour?
One ampere-hour is exactly 3,600 coulombs.
How do I convert A·h to C?
Multiply the A·h value by 3,600 to get C. The converter at the top of this page does this automatically and works in both directions.
How much is 100 ampere-hours in coulombs?
100 ampere-hours equals 360,000 coulombs.