CFM to L/s Converter

Convert cubic feet per minute to litres per second instantly. Type in either box: it works both ways. 1 CFM = 0.47195 L/s, and 1 L/s = 2.119 CFM.

CFM to L/s formula

L/s = CFM × 0.47195

CFM = L/s × 2.119

Example: 30 CFM × 0.47195 = 14.158 L/s.

Quick answers

1 CFM = 0.47195 L/s; 5 CFM = 2.36 L/s; 10 CFM = 4.719 L/s; 20 CFM = 9.439 L/s; 30 CFM = 14.158 L/s; 50 CFM = 23.597 L/s.

CFM to L/s conversion table

CFM	L/s
1	0.47195
2	0.94389
5	2.36
10	4.719
15	7.079
20	9.439
25	11.799
30	14.158
40	18.878
47	22.182
50	23.597
60	28.317
80	37.756
100	47.195
120	56.634
150	70.792
176	83.063
200	94.389
247	116.57
300	141.58
388	183.12
500	235.97

Brüder portable rotary screw range in L/s

GP47 / SP750: 47 CFM = 22.182 L/s
SP5000: 176 CFM = 83.063 L/s
SP7000: 247 CFM = 116.57 L/s
SP11000: 388 CFM = 183.12 L/s

Airflow is free air delivery at 7 bar. See the full Brüder compressor range or use the compressor sizing calculator.

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Frequently asked questions

How do I convert CFM to L/s?

Multiply the value in CFM by 0.47195. For example, 30 CFM × 0.47195 = 14.158 L/s.

How many L/s is 1 CFM?

1 CFM = 0.47195 L/s.

How do I convert L/s to CFM?

Multiply the value in L/s by 2.119, or divide by 0.47195. The converter above works both ways: type in either box.

What is the difference between CFM and FAD?

CFM (cubic feet per minute) is the unit. FAD (free air delivery) is the airflow a compressor actually delivers, measured at inlet conditions. Compressor ratings, such as 176 CFM for the Brüder SP5000, are quoted as free air delivery.

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