Coulombs to Ampere-hours

Convert coulombs (C) to ampere-hours (Ah) with formulas, examples, and conversion tables.

C
Ah
1 C = 0.0003 Ah
Full precision:0.00027778 Ah
Step-by-Step Solution

To convert 1 coulombs to ampere-hours, we divide by 3600 because one ampere-hour equals exactly 3600 coulombs.

1 ampere-hour = 3600 coulombs

Since there are 3600 coulombs in every ampere-hour, we divide our value by this factor:

1 ÷ 3600 = 0.0003 ampere-hours

So 1 coulombs = 0.0003 ampere-hours.

Quick check: 0.0003 × 3600 = 1 coulombs

How to Convert Coulombs to Ampere-hours

To convert coulombs to ampere-hours, divide the value by 3600.

The Formula

Ampere-hours = Coulombs ÷ 3600

Key Fact

1 ampere-hour = 3600 coulombs

Tip: To convert ampere-hours back to coulombs, multiply by 3600.

Example Conversions

Example 1: 1 C = 0.0003 Ah
1 ÷ 3600 = 0.0003
Example 2: 5 C = 0.0014 Ah
5 ÷ 3600 = 0.0014
Example 3: 10 C = 0.0028 Ah
10 ÷ 3600 = 0.0028

Coulombs to Ampere-hours Table

CoulombsAmpere-hours
1 C0.0003 Ah
2 C0.0006 Ah
5 C0.0014 Ah
10 C0.0028 Ah
20 C0.0056 Ah
25 C0.0069 Ah
50 C0.0139 Ah
100 C0.0278 Ah
250 C0.0694 Ah
500 C0.1389 Ah
1000 C0.2778 Ah

1 Coulomb in Other Units

Unit1 C =
Coulombs to Millicoulombs1000 mC
Coulombs to Microcoulombs1000000 μC
Coulombs to Nanocoulombs1000000000 nC
Coulombs to Ampere-hours0.000278 Ah
Coulombs to mAh0.277778 mAh
Coulombs to Faradays0.00001 F
Coulombs to ESU2997924536.84 esu
Coulombs to Abcoulombs0.1 abC

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