Volume flow
Volumetric flow for pipes, ducts and pumps.
Try a decimal, 1e-9, 1/3, or 5 1/2.
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Convert litre per hour (L/h) to U.S. gallon per minute (gpm US). Enter a value for an instant result, or use the examples and reverse conversion below.
Volumetric flow for pipes, ducts and pumps.
Try a decimal, 1e-9, 1/3, or 5 1/2.
Enter a litre per hour value to calculate U.S. gallon per minute with full internal precision before display rounding.
Auto trims unnecessary zeroes and uses scientific notation for extreme magnitudes. Use Digits to set the display precision; calculations retain full precision.
| Unit | Symbol | Converted value |
|---|---|---|
| cubic metre per secondfrom L/h | m³/s | 0.000000277778 |
| cubic metre per minutefrom L/h | m³/min | 0.0000166667 |
| cubic metre per hourfrom L/h | m³/h | 0.001 |
| litre per secondfrom L/h | L/s | 0.000277778 |
| litre per minutefrom L/h | L/min | 0.0166667 |
| litre per hourfrom L/h | L/h | 1 |
| millilitre per minutefrom L/h | mL/min | 16.6667 |
| cubic foot per secondfrom L/h | ft³/s | 0.00000980963 |
| cubic foot per minutefrom L/h | cfm | 0.000588578 |
| U.S. gallon per minutefrom L/h | gpm US | 0.00440287 |
| U.S. gallon per hourfrom L/h | gph US | 0.264172 |
| Imperial gallon per minutefrom L/h | gpm Imp | 0.00366615 |
| oil barrel per dayfrom L/h | bbl/d | 0.150955 |
SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.
Litre Per Hour (L/h) and U.S. gallon per minute (gpm US) are units of volume flow. Use this page to convert in either direction.
| Litre Per Hour (L/h) | U.S. Gallon Per Minute (gpm US) |
|---|---|
| 1 L/h | 0.00440287 gpm US |
| 5 L/h | 0.0220143 gpm US |
| 10 L/h | 0.0440287 gpm US |
| 100 L/h | 0.440287 gpm US |
Examples are rounded to 6 significant digits. The interactive converter retains full calculation precision; change Display Precision to see more digits.
gpm US to L/h (U.S. gallon per minute to litre per hour)