... 110V/60HZ,220V/50HZ,220V/60HZ,380V/50HZ . MINDER Vortex Blower is designed as per 110V/60HZ,220V/50HZ,220V/60HZ ... , massage bathtub , glass products ,textile , electroplating ,environmental friendly equipment.The impeller adopts the three-dimensional design combined with sectional changes in ... compact, it is long service life. "MVB" SERIES VORTEX AIR BLOWER