HomeCalculatorsElectricalmAh to Wh Calculator
Electrical calculator

mAh to Wh Calculator

Convert battery capacity from milliamp-hours to watt-hours using voltage.

mAh → Wh Wh = mAh × V ÷ 1000
Wh → mAh mAh = Wh × 1000 ÷ V
Electrical calculator

mAh to Wh Calculator

Instant result
Result
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Enter values to calculate.

Inputs—
Mode—
Formula—

How to use

Follow these steps for a clear answer.

1

Enter the known values

Fill in the fields for your circuit or equipment.

2

Choose the conversion direction

Use the tabs when both directions are available.

3

Read the result

The result updates instantly as you type.

Frequently asked questions

Key distinctions behind the calculation.

How does the mAh to Wh calculation work?

It uses the formula Wh = mAh × V ÷ 1000.