1 GPM to L/min
1 GPM ≈ 3.79 L/min
1 US gallon per minute is approximately 3.79 liters per minute.
How to convert 1 GPM to L/min
Use the formula L/min = GPM × 3.785411784:
L/min = 1 × 3.785411784L/min = 3.785412
So 1 GPM = 3.785412 L/min, or about 3.79 L/min rounded.
Rounded values and quick estimate
- Rounded to a whole number: 4 L/min
- Rounded to one decimal place: 3.8 L/min
- Conversion factor: 1 US gallon per minute = 3.79 liters per minute
This conversion is exact, so there is no need to estimate: just multiply by 3.785412.
1 GPM in other units
- Liters per minute
- 3.79 L/min
- Cubic feet per minute
- 0.1337 CFM
- Cubic meters per hour
- 0.2271 m³/h
1 GPM and nearby values
About us gallons per minute and liters per minute
US gallons per minute measures liquid flow, for example from pumps, faucets and showerheads.
Liters per minute is the metric unit of liquid flow rate.
Related conversions
Frequently asked questions
What is 1 GPM in L/min?
1 US gallon per minute is about 3.79 liters per minute (1 GPM ≈ 3.79 L/min).
How do you convert 1 GPM to L/min?
Apply L/min = GPM × 3.785411784: L/min = 1 × 3.785411784, L/min = 3.785412.
How many US gallons per minute is 3.79 L/min?
3.79 L/min is about 1 US gallons per minute.