HomeToolsElectrical CalculatorsmAh to Watts Calculator

mAh to Watts Calculator

Calculate power output from mAh battery capacity.

Free · instant · private
mAh
Volts
Hours
Watts

Use this result in your next equipment request

Talk through the application or request a project quote from a Sunhub specialist.

Reference & Formula

Engineering reference

Formula

W = mAh × V ÷ (h × 1000)

Explained

Watts equals milliamp-hours times voltage divided by hours times 1000. Gives average power output over discharge time.

Used For

Battery power output rate, backup equipment runtime planning

Related Converters