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Liters Per Minute Calculator

Result

Calculated result 1.3208608843 Based on the values entered.
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Liters Per Minute Calculator Calculate flow rate in litres per minute from volume and time. — free online calculator.

Formula

LPM = volume (L) ÷ time (min); GPM = LPM ÷ 3.78541
  • Liters Per Minute Calculator calculates its result from Volume, Time. It uses the formula LPM = volume (L) ÷ time (min); GPM = LPM ÷ 3.78541. Change any input to recalculate the result instantly.
  • The main inputs are Volume, Time. Enter them in the units and format shown in the calculator.
  • Keep measurements and project assumptions consistent before comparing or combining values.
  • Changing any input above recalculates the result with the same calculation engine used by this page.

Example: Liters Per Minute

Inputs
  • Volume: 20
  • Time: 4

Using Volume = 20, Time = 4, the calculated result is 1.3208608843.

Sample result: Calculating…

Frequently asked questions

What does the Liters Per Minute calculate?

Liters Per Minute Calculator Calculate flow rate in litres per minute from volume and time. — free online calculator.

Which values should I enter?

Enter Volume, Time using the units and format shown beside each field.

What formula does this calculator use?

The calculator uses the following relationship: LPM = volume (L) ÷ time (min); GPM = LPM ÷ 3.78541.

Why might my result differ from another source?

Results can differ when another source uses different units, rounding rules, conventions or assumptions. Compare the inputs and definitions before comparing results.

Does the result update automatically?

Yes. Changing an input updates the result using the same calculation engine shown on this page.

Page information

Updated: October 7, 2026