... ,CE certified. good quality with competitive price. External rotor motor, used for axial fan and centrifugal fan. Single phase/ Three ... phase, AC power from 40W -500W , dia 92mm , dia 102mm, dia 138mm This external rotor motor is made of aliminum ... injeciton, stator is made of silicic sheet of iron and motor bedding is fitted with proper bearings. Apllication areas are air ...