Estimate battery runtime using usable capacity and load.
Transparent calculationFormula and assumptions shown
01
Enter your values
02
Your result
Runtime4.8hours
FORMULA USEDt = V × Ah × η / P
METHOD
How this calculation works
The calculator substitutes your values into the stated engineering relationship and evaluates the result using the displayed units. Change any input to recalculate instantly.
Important
This is an idealised engineering calculation. Confirm material properties, loading conditions and applicable design factors before specification or construction.