Axial fan, External rotor motor, outside rotor air blower AXIAL FAN with external rotor motors:1) Frequency: 50 / 60Hz2) ... main product including Axial Fan Motor, Condenser Fan Motor, Shaded Pole Motor, Cross Flow Fans, AC fan, DC fan and Centrifugal ... are extensively applied to all kinds of refrigeration equipments, air conditioner, cooling and ventilation instrumentS, outside rotor air blower T200