Product specifications:172*150*38mmProduct model:UZS15D20-MRated voltage:200V (AC)Rated power:35/33Wfrequency:50/60HZspeed:2450min/-1Direction of rotation:Direction counter clockwise rotation from the rotor.Bearing structure:Double ball bearingAir flow:320m3/hMinimum wind pressure:0-175paVoltage rangeAC180V-245V single phaseservice life: L10 is expected to live 50000 hours 40oCInsulation grade:B classEntry cable:2 insert lineNoise index:45dBAMaterial materialFrame: Aluminum Alloy metal impellerweight:0.855KG