Wonder fan motors are mainly used in high-temperature fire fan, exhaust fan, axial flow fan, centrifugal fan, and etc, and cooperate well with some world famous fan brands in Europe. The unique design of the motor cooling system, and with the characteristics of high efficiency, stable operation, low noise. Two speed motor direct drive are vailable. With protection grade IP55, insulation class F, class B temperature rise. B3, B14 and PAD mounting methods can be selected according to the different requirements of customers. The smoke extraction motor can last for 2 hours if operated at 400íŠ.