UF-15A23BTH FULLTECH Axial Fan 172*150mm*38mm ,Size 172*150mm*38mm,Rated Voltage(V) 230 V,Frequency(Hz) 50/60 Hz,Input Power(W) 39/31 W,Rated Current(A) 0.25/0.19 A,Locked Current(A) 0.32/0.28 A,Speed(RPM) 2750/3200 RPM,Maximum Air Flow(m3/min) 4.7/5.6 m3/min.,Maximum Air Flow(CFM) 166/198 CFM,Maximum Pressure(mmH2O) 11/10 mmH2O,Maximum Pressure(InchH2O) 0.43/0.4 InchH2O,Noise(dB) 50/55 dB,Weight(g) 780,Bearing Ball