PRODUCTS INFO: Type:POPULA Low Noise Industrial Pipeline Axial Flow Fan SF (G) Brand:POPULA Electric Current:AC Power:0.18-5.5kw Voltage:1HP/3HP 110V/220V/380V/440V/3KV/6KV Frequency: 50/60HZ Air Volume:600~49322 CMH Air Pressure:24~573 Pa Speed:910-2900 rpm Max Noise: