CFM to L/s

Convert cubic feet per minute to liters per second instantly.

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Formula

1 CFM = 0.471947 L/s

Unit Relationship

1 cubic foot per minute equals 0.471947 liters per second on this converter. Multiply CFM by 0.471947.

Worked Example

For 500 CFM: 500 × 0.471947 = 235.9735 L/s.

Unit Definitions

CFM: Cubic feet per minute measures volumetric flow in cubic feet passing a point each minute.

L/s: Liters per second measures volumetric flow in liters passing a point each second.

Practical Uses

• converting HVAC airflow specifications
• comparing fan and ventilation-system capacities
• reviewing mechanical equipment data
• translating imperial airflow values into metric units

Precision and Rounding

This page uses 0.471947 L/s per CFM. Displayed results are rounded to four decimal places.

Important Notes

• CFM is commonly used for air and ventilation flow.
• Flow rate alone does not specify duct velocity or pressure.
• 500 CFM converts to 235.9735 L/s.

Quick Reference

CFM	L/s
100	47.19
500	235.97
1000	471.95
5000	2359.74

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