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Cubic Meters per Hour to US Gallons per Minute Converter

m³/h → gpm: type a value and the result appears instantly.

1 m³/h = 4.402867539 gpm
1 gpm = 0.227124707 m³/h
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How to convert cubic meters per hour to US gallons per minute

Use this formula:

gpm = m³/h × 4.402867539

Examples

m³/h to gpm conversion chart

cubic meters per hour (m³/h)US gallons per minute (gpm)
0.1 m³/h0.440287 gpm
0.25 m³/h1.10072 gpm
0.5 m³/h2.20143 gpm
1 m³/h4.40287 gpm
2 m³/h8.80574 gpm
3 m³/h13.2086 gpm
4 m³/h17.6115 gpm
5 m³/h22.0143 gpm
6 m³/h26.4172 gpm
7 m³/h30.8201 gpm
8 m³/h35.2229 gpm
9 m³/h39.6258 gpm
10 m³/h44.0287 gpm
12 m³/h52.8344 gpm
15 m³/h66.043 gpm
20 m³/h88.0574 gpm
25 m³/h110.072 gpm
30 m³/h132.086 gpm
40 m³/h176.115 gpm
50 m³/h220.143 gpm
60 m³/h264.172 gpm
70 m³/h308.201 gpm
75 m³/h330.215 gpm
80 m³/h352.229 gpm
90 m³/h396.258 gpm
100 m³/h440.287 gpm
150 m³/h660.43 gpm
200 m³/h880.574 gpm
250 m³/h1,100.72 gpm
500 m³/h2,201.43 gpm
1,000 m³/h4,402.87 gpm

About the units

Cubic meter per hour (m³/h) is a metric (SI) unit. 1 m³/h = 16.66666667 L/min.

US gallon per minute (gpm) is a US customary / imperial unit. 1 gpm = 3.785411784 L/min.

Frequently asked questions

How do I convert cubic meters per hour to US gallons per minute?
Multiply the value in m³/h by 4.402867539.
How many US gallons per minute are in 1 cubic meter per hour?
1 m³/h = 4.402867539 gpm.
What is 12 m³/h in gpm?
12 m³/h = 52.8344 gpm.
How do I convert US gallons per minute to cubic meters per hour?
Use the reverse converter: gpm → m³/h.

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Sources: NIST SP 811 · BIPM SI Brochure · NIST Handbook 44. Last reviewed: 2026-10 · FreeUnitConverters