US gallons per hour to liters per hour
Type a value in US gallons per hour to see it in liters per hour straight away, or type in the second box to convert back.
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Processing and privacy: The result is calculated inside your browser and your data is not sent to any server.
How to use it
- Type the value in the US gallons per hour box.
- Read the result in liters per hour as you type, and pick the precision you need.
- Swap the direction to convert back, or copy the result.
How it is calculated
L/h = gph (US) × 3.785411784
Multiply the value in US gallons per hour by 3.785411784 to get liters per hour.
Example
To convert 25 gph (US) to liters per hour: 25 × 3.785411784 = 94.6353 L/h.
Conversion table
| US gallons per hour (gph (US)) | Liters per hour (L/h) |
|---|---|
| 1 | 3.78541 |
| 2 | 7.57082 |
| 3 | 11.3562 |
| 5 | 18.9271 |
| 10 | 37.8541 |
| 20 | 75.7082 |
| 25 | 94.6353 |
| 50 | 189.271 |
| 100 | 378.541 |
| 250 | 946.353 |
| 500 | 1,892.71 |
| 1,000 | 3,785.41 |
About the units
- US gallon per hour
- One US gallon passing each hour, used for aquarium and fountain pumps and boat fuel burn.
- Liter per hour
- One liter passing each hour, used for drip irrigation emitters, dosing pumps and fuel burn.
Limits and caveats
- Results are rounded for display and computed with the browser's floating point precision (about 15 significant digits).
- Both unit factors are exact by their official definitions.
Questions about this tool
How many liters per hour are in one US gallon per hour?
1 gph (US) = 3.78541 L/h exactly.
How do I convert US gallons per hour to liters per hour?
Use L/h = gph (US) × 3.785411784. For example, 25 gph (US) = 94.6353 L/h.
How many US gallons per hour are in one liter per hour?
1 L/h = 0.264172 gph (US).
How do I convert liters per minute to US gallons per minute?
One US gallon per minute is exactly 3.785411784 L/min, so divide the liters figure by 3.785411784. For example, 20 L/min is about 5.28 US gpm.
What does CFM mean on AC units and fans?
CFM stands for cubic feet per minute and describes how much air a unit moves. One CFM equals 1.69901079552 cubic meters per hour or 0.4719474432 liters per second.