STRONBULL 9-19 Industrial High pressure centrifugal blower 3 Phase carbon steel air exhausting fan PRODUCTS INFO: Type:STRONBULL Industrial High pressure centrifugal blower 9-19 Brand:STRONBULL Electric Current:AC Power:1.5-630kw Voltage:1HP/3HP 110V/220V/380V/440V/3KV/6KV Frequency: 50/60HZ Air Volume:552-90100M3/h Air Pressure:2744 - 18336 Pa Speed:960r/min ,1450r/min,2960r/min Max Noise: