Specific fan power (SFP) is a parameter that quantifies the energy-efficiency of fan air-movement systems. It is a measure of the electric power that is needed to drive a fan (or collection of fans), relative to the amount of air that is circulated through the fan(s).
Specific fan power (SFP) is a parameter that quantifies the energy-efficiency of fan air-movement systems. It is a measure of the electric power that is needed to drive a fan (or collection of fans), relative to the amount of air that is circulated through the fan(s).
Source: Wikipedia "Specific fan power" · CC BY-SA 4.0
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