The Maxkold YWF4E250-Z is a single-phase external-rotor axial fan motor for refrigeration condensing units and air coolers. 250mm blade diameter, 230V/1Ph/50Hz, 4-blade cast iron impeller, approximately 1380rpm, sucker airflow direction. IP54 protection, Class F insulation, terminal box connection. Suitable for condensing units, evaporator coils and cold room air coolers.