ebm-papst 4400 F Series Axial Fan, 12 V dc, DC Operation, 120m³/h, 1.9W, 200mA Max, 127 (Dia.) x 26.4mm

A range of DC fans with reversible flow capabilities. These fans offer comparable airflow and static pressure capabilities in both directions making these fans ideal for a variety of cooling applications. Applications: Regenerators (heat accumulators), devices for decentralised ventilation systems and where multiple fans have been used to blow air in opposite directions.

Bi-directional airflow
Direction of rotation controlled by the value of the control voltage or PWM input
Low power consumption
Moisture protection
Quiet operation
Long service life
Switchable airflow can result in fewer fans being required