... Frame 4,High performace impeller, 5, HDPE float Aquaculture Aerator Speficitation: ModelHPPhaseVoltageCover AreaOxygen Transfer20/40/40H LoadYC1.523380V~440V0.75 ... 140Main parts NO.Item NameQuantiyReferanceFunction1Motor1set1.5kw,air cooling,electric and manual sartProvide power2Reducer1setGear style, 14:1, cast iron bodyTransferring ... sun exposure, one piece blow molded Aquaculture Machine (Aerator)