How to convert cubic feet per minute to liters per second
L/s = CFM × 0.4719474432Multiply the value in cubic feet per minute by 0.4719474432. To go the other way, multiply by 2.118880003 (or divide by 0.4719474432).
A cubic foot per minute is smaller than a liter per second: it takes 2.118880003 cubic feet per minute to make one liter per second.
Worked examples
- 1 cubic foot per minute1 CFM × 0.4719474432 = 0.4719474432 L/s
- 5 cubic feet per minute5 CFM × 0.4719474432 = 2.359737216 L/s
- 10 cubic feet per minute10 CFM × 0.4719474432 = 4.719474432 L/s
- 20 cubic feet per minute20 CFM × 0.4719474432 = 9.438948864 L/s
- 100 cubic feet per minute100 CFM × 0.4719474432 = 47.19474432 L/s
Cubic feet per minute to liters per second conversion table
Values are calculated by the conversion engine and rounded to 8 significant figures.
| Cubic feet per minute (CFM) | Liters per second (L/s) |
|---|---|
| 0.1 CFM | 0.047194744 L/s |
| 0.25 CFM | 0.11798686 L/s |
| 0.5 CFM | 0.23597372 L/s |
| 1 CFM | 0.47194744 L/s |
| 2 CFM | 0.94389489 L/s |
| 3 CFM | 1.4158423 L/s |
| 4 CFM | 1.8877898 L/s |
| 5 CFM | 2.3597372 L/s |
| 6 CFM | 2.8316847 L/s |
| 7 CFM | 3.3036321 L/s |
| 8 CFM | 3.7755795 L/s |
| 9 CFM | 4.247527 L/s |
| 10 CFM | 4.7194744 L/s |
| Cubic feet per minute (CFM) | Liters per second (L/s) |
|---|---|
| 12 CFM | 5.6633693 L/s |
| 15 CFM | 7.0792116 L/s |
| 20 CFM | 9.4389489 L/s |
| 25 CFM | 11.798686 L/s |
| 30 CFM | 14.158423 L/s |
| 40 CFM | 18.877898 L/s |
| 50 CFM | 23.597372 L/s |
| 75 CFM | 35.396058 L/s |
| 100 CFM | 47.194744 L/s |
| 250 CFM | 117.98686 L/s |
| 500 CFM | 235.97372 L/s |
| 1,000 CFM | 471.94744 L/s |
About the units
Cubic foot per minute (CFM)
The US unit for fan, blower and air-compressor flow; about 1.699 m³/h. One cubic foot per minute equals 0.0004719474432 cubic meters per second (m³/s).
Liter per second (L/s)
The liter per second (L/s) is a unit of volumetric flow rate in the metric system. One liter per second equals 0.001 cubic meters per second (m³/s).
Frequently asked questions
How many liters per second are in one cubic foot per minute?
There are 0.4719474432 liters per second in one cubic foot per minute, and this value is exact by definition.
How do I convert cubic feet per minute to liters per second?
Multiply the number of cubic feet per minute by 0.4719474432. For example, 10 CFM × 0.4719474432 = 4.719474432 L/s.
How many cubic feet per minute are in one liter per second?
One liter per second equals 2.118880003 cubic feet per minute. That is the reverse factor, 1 ÷ 0.4719474432.
What is 10 cubic feet per minute in liters per second?
10 CFM = 4.719474432 L/s.
Is this CFM to L/s converter accurate?
Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.