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Flow Rate

Convert liters, gallons, cubic meters, and other volumetric flow rate units for engineering, plumbing, HVAC, and industrial workflows.

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Complete list, A–Z

All Flow Rate Conversions

Frequently asked questions

What is this page for?

This page gives a structured overview of the flow rate converter category, covering every combination of volume and time unit supported by the converter.

How many flow rate units are supported?

This category currently covers 320 flow rate units, built from 32 volume units combined with 10 time units, giving 102,080 ordered conversion pairs.

How is a flow rate unit defined?

A flow rate unit is a volume unit divided by a time unit, such as liters per second or US gallons per minute. Converting between any two flow rate units is exact because both reduce to cubic meters per second.

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About this category

This flow rate page is generated from shared metadata for the flow rate category and stays aligned with the converter registry. Flow rate units combine a volume unit (liters, gallons, cubic meters, and more) with a time unit (seconds, minutes, hours, and more) to measure how much fluid or gas moves per unit of time.