GPM to L/s Converter
Use this GPM to L/s calculator for a quick result, a visible formula, and reference values you can verify before using the number in a real workflow. Useful for water, gas, air, and pump calculations where equipment specs use different flow units.
This page helps with searches such as convert GPM to L/s, GPM to L/s calculator, and GPM in L/s when you need a fast result and a formula you can verify.
Quick examples
Common GPM to L/s reference values for quick comparison.
L/s = GPM / 15.8503
Use the declared factor above when accuracy matters. Avoid rounding midway through multi-step calculations.
Common GPM to L/s values
| GPM | L/s |
|---|---|
| 1 GPM | 0.06309 L/s |
| 2 GPM | 0.126181 L/s |
| 5 GPM | 0.315451 L/s |
| 10 GPM | 0.630903 L/s |
| 20 GPM | 1.261806 L/s |
| 50 GPM | 3.154514 L/s |
| 100 GPM | 6.309029 L/s |
| 200 GPM | 12.618058 L/s |
| 500 GPM | 31.545144 L/s |
Where this conversion is commonly used
- Use this gallons per minute to liters per second converter for converting water flow into SI units.
- Useful for water, gas, air, and pump calculations where equipment specs use different flow units.
- GPM to L/s conversions are often needed when a value is published in one system but checked, compared, or reported in another.
Frequently asked questions
How do you convert GPM to L/s?
Use the formula L/s = GPM / 15.8503. Enter a value in GPM, apply the factor once, and the result is shown in L/s.
When is this gpm to l/s converter useful?
Use this gallons per minute to liters per second converter for converting water flow into SI units.
Is this a GPM to L/s calculator or just a reference table?
It works as both a live GPM to L/s calculator and a quick reference page with examples, formula guidance, and common values.
How precise is the calculator output?
ConvertQuick displays results with up to 6 decimal places for readability. For engineering or billing work, keep the raw factor L/s = GPM / 15.8503 and round only at the final step.