Format Converters100% Free Tool

Free Flow Rate Unit Converter (GPM, L/min, m³/h, CFS) Online

Convert volumetric and mass flow rates between Gallons Per Minute (GPM), Liters Per Minute (L/min), Cubic Meters Per Hour (m³/h), and Cubic Feet Per Second (CFS). — 100% free online utility, zero sign-up, zero paywalls, and private client-side processing.

100% Client-Side0ms Latency
Universal Unit Engine
=
100

How It Works

1

Enter Flow Rate

Input volumetric fluid flow measurement.

2

Select Source & Target Units

Choose GPM, L/min, m³/h, or CFS.

3

Instant Conversion

View real-time hydraulic flow calculations.

Frequently Asked Questions

1 US Gallon per Minute (GPM) equals approximately 3.78541 Liters per Minute (L/min).

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