Formula
cfm to L/s conversion formula
Use this relationship for a direct conversion:
Worked example
2 cfm = 0.9438948864 L/s.
Unit conversion does not account for compressibility, pressure, or temperature effects on actual fluid volume.
Volume Flow Rate conversion
1 cubic foot per minute (cfm) equals 0.4719474432 liter per second (L/s). Enter any value below to convert from cfm to L/s.
Enter a value and choose units. Results update instantly.
1 cfm = 0.4719474432 L/s
| Unit | Value |
|---|---|
| Cubic meter per second m³/s | 0.0004719474 |
| Cubic meter per hour m³/h | 1.6990107955 |
| Liter per second L/s | 0.4719474432 |
| Liter per minute L/min | 28.316846592 |
| US gallon per minute US gpm | 7.4805194805 |
| Imperial gallon per minute imp gpm | 6.228835459 |
| Cubic foot per minute cfm | 1 |
Formula
Use this relationship for a direct conversion:
2 cfm = 0.9438948864 L/s.
Unit conversion does not account for compressibility, pressure, or temperature effects on actual fluid volume.
Quick reference
| Cubic foot per minute (cfm) | Liter per second (L/s) |
|---|---|
| 0.01 | 0.0047194744 |
| 0.1 | 0.0471947443 |
| 1 | 0.4719474432 |
| 2 | 0.9438948864 |
| 5 | 2.359737216 |
| 10 | 4.719474432 |
| 25 | 11.79868608 |
| 50 | 23.59737216 |
| 100 | 47.19474432 |
| 1,000 | 471.9474432 |
From unit
One cubic foot per minute.
Symbol: cfm
To unit
One liter each second.
Symbol: L/s
Keep converting
Source
Definitions are checked against NIST SP 811 and exact volume definitions. Calculations use full internal precision before display rounding.
View the complete volume flow rate converterQuestions
Use the formula L/s = cfm x 0.4719474432. 1 cubic foot per minute (cfm) equals 0.4719474432 liter per second (L/s).
Both unit definitions use exact factors. Only the displayed decimal may be rounded.