UF-250APA23H1C2A FULLTECH Centrifugal fan Ø251.5mm ,Size Ø251.5mm,Rated Voltage(V) 230 V,Frequency(Hz) 50/60 Hz,Input Power(W) 170/240 W,Rated Current(A) 0.77/1 A,Locked Current(A) 1.57/1.52 A,Speed(RPM) 2600/2700 RPM,Maximum Air Flow(m3/min) 22/24 m3/min,Maximum Air Flow(CFM) 770/850 CFM,Maximum Pressure(mmH2O) 56/74 mmH2O,Maximum Pressure(InchH2O) 2.2/2.9 InchH2O,Noise(dB) 75/76 dB,Weight(g) 3100,Bearing Ball