Description: FC series powerful rectangular exhaust fan adopted CAD optimize design, electricity saving and power consumption are lower than National (China) standard with the characteristics of large Wind Flow, run stable and low noise. It is widely used for ventilation in industrial workshop, all kinds of warehouse, office and house. Tenical parameters:Model Voltage(V)Power(W)Revolution(rpm)Wind Flow(M3/h)NoisedB(A)Packing Size(CM)FCD30-438060145020005436X36X15FCD/S35-4220/38080145028005641X41X18FCD/S40-4220/380250145040006248X48X21FCD/S50-4220/380350145048006760X60X24Application YT seriesexhaust fanis widely used in industrial workshop, all kinds of warehouse, office and house for ventilation. Pacing: Carton box The voltage and frequency could be customized.