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Ah to Coulombs Converter

1 Ah = 3,600 C. Type any value to convert Ah to coulombs.

1 Ah = 3,600 C

Formula: C = Ah × 3,600

Common values
Decimals
In every unit 5 units
Coulomb (C) 3,600 C
Millicoulomb (mC) 3,600,000 mC
Milliampere-hour (mAh) 1,000 mAh
Ampere-hour (Ah) 1 Ah
Elementary charge (e) 2.246943267 × 10²² e

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If you continue, the file is uploaded over an encrypted connection and converted on our server. You can keep using the site meanwhile. The original is deleted as soon as it is converted; the result is kept for 6 hours so you can download it, and you can delete it at any time. Files are never shared or used for anything else.

Calculated in your browser – nothing you type is sent anywhere. Privacy details

Ah to coulombs table

Formula: C = Ah × 3,600

Ampere-hour (Ah)Coulomb (C)
0.1 Ah360 C
0.25 Ah900 C
0.5 Ah1,800 C
1 Ah3,600 C
2 Ah7,200 C
3 Ah10,800 C
4 Ah14,400 C
5 Ah18,000 C
6 Ah21,600 C
7 Ah25,200 C
8 Ah28,800 C
9 Ah32,400 C
10 Ah36,000 C
12 Ah43,200 C
15 Ah54,000 C
20 Ah72,000 C
25 Ah90,000 C
30 Ah108,000 C
40 Ah144,000 C
50 Ah180,000 C
60 Ah216,000 C
75 Ah270,000 C
100 Ah360,000 C
150 Ah540,000 C
200 Ah720,000 C
250 Ah900,000 C
500 Ah1,800,000 C
1,000 Ah3,600,000 C

How to use: Ah to Coulombs

  1. 1 Type the value in Ah.
  2. 2 The result in coulombs appears at once – or type in the coulombs field to convert back.
  3. 3 Pick a common value, round to fewer decimals or swap the units with one click.
  4. 4 Copy the result, or open “In every unit” to see the value in all units of electric charge.

About this tool

Ampere-hour (Ah) is a unit of electric charge (metric, accepted for use with the SI); 1 Ah = 3,600 C. Coulomb (C) is a unit of electric charge (SI).

To convert Ah to coulombs, multiply the value by 3,600 (C = Ah × 3,600). Example: 2,000 Ah = 7,200,000 C.

Calculated in your browser – nothing you type is sent anywhere.

Frequently asked questions

How do I convert Ah to coulombs?

To convert Ah to coulombs, multiply the value by 3,600: C = Ah × 3,600. For example 2,000 Ah = 7,200,000 C.

What is 1 Ah in coulombs?

1 Ah = 3,600 C. The other way round, 1 C = 0.0002777777778 Ah.

How exact is the result?

The converter uses the official definitions of both units and shows up to 10 significant digits; choose 0–6 decimals to round. Both units are defined exactly in terms of each other, so the factor itself is exact.

Can I convert other units of electric charge here?

Yes – choose any of the 5 units of electric charge in the From and To lists, or switch to another measurement at the top.

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