Ducted Fan unit of the poular 89 mm Midi Fan class, both optimized for Sound and efficiency. This fan brings efficiency of multibladed fans o a new level.The one piece glass reinforced Nylonrotor comas kalibrated and dynamically balanced. All components are compatible to the former Midi Fan pro.Mounting the unit involves a few steps only, but care should be taken. Alternatively this fan is available completely mounted, fine tuned and precision belanced as a combo with various motors.Material: Nylon, ABS, Aluminium Weight: about 102 grams, incl. intake lip Power range: 1.000-4.000 W Max. rpm: 50.000 U/min Rotor: 11-blades (87,5 mm) glass reinforced Nylon Set: all parts, incl. instruction Ageom.: 49,4 qcm Aeff.: 45,6 qcm Thrust: 7-50 N
