External Rotor Motors

Learn more about how outside located external rotor motors power Rosenberg and Ecofit fans


What is an External Rotor Motor?

External Rotor Motors Construction

Unlike conventional motors whose rotors are on the inside of a wound stator, external rotor motors have their rotor on the outside. This presents unique advantages to the fan manufacturer and user as detailed below:

External rotor motors drive the majority of fans offered by our supplier partners, Ecofit and Rosenberg.

Single External Rotor Motor
External Rotor Motor on Cased Axial Fans

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