Pound per Minute (lb/min)
Pounds per minute appear in US refrigerant and compressed-air mass flows.
Symbol: lb/min
Quantity: mass flow rate ṁ
SI relation: 1 lb/min = 0.007559872833333 kg/s (exact)
Derivation: 1 lb/min = 0.45359237/60 kg/s.
Exact: yes, by definition
Typical uses
- Refrigerant mass flow in US HVAC
- Compressor ratings
Convert pounds per minute to other units
| Conversion | 1 lb/min equals | Reverse |
|---|---|---|
| pound per minute to kilogram per second | 0.007559872833 kg/s | kilogram per second to pound per minute |
| pound per minute to kilogram per hour | 27.2155422 kg/h | kilogram per hour to pound per minute |
| pound per minute to tonne per hour | 0.0272155422 t/h | tonne per hour to pound per minute |
| pound per minute to tonne per day | 0.6531730128 t/day | tonne per day to pound per minute |
| pound per minute to pound per hour | 60 lb/h | pound per hour to pound per minute |
| pound per minute to gram per second | 7.559872833 g/s | gram per second to pound per minute |
| pound per minute to kilogram per minute | 0.45359237 kg/min | kilogram per minute to pound per minute |
| pound per minute to pound per second | 0.01666666667 lb/s | pound per second to pound per minute |
Open the Mass Flow Rate Converter (kg/s, kg/h, t/h, lb/h) to convert any value between all units.
Sources
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology , Appendix B.8, "pound per minute".
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Pound per Minute (lb/min). Retrieved October 29, 2026, from https://scientificconverters.com/units/pound-per-minute/
IEEE
Scientific Converters, "Pound per Minute (lb/min)," scientificconverters.com. Accessed: Oct. 29, 2026. [Online]. Available: https://scientificconverters.com/units/pound-per-minute/