Detailed Product Description AC axial fan,Exhaust fan:Professional: Here you will find the ... we are represeproductsnted by our . FFU Fan This series fan has personalities such as low electromagnetic noise, ... in rail ventilation. The voltage can be 115V, 220V, 380V and 415V.Also EC motor is available ... :< 4kw -Voltage: 220V/400V, 50/60Hz -Protection class; IP54, Class F EC Fan Anneng is the uncontested ...