Trust in the original. Since 1958.

Pfannenberg Filterfans® – the trusted name for forced convective cooling.

Invented in Germany in 1958 by Otto Pfannenberg. The Filterfan® revolutionised the world of industrial manufacturing. As a result of 60 year’s experience and continuous development our Filterfan product continues to be the easiest to install and most efficient way to cool sensitive electronics using ambient air.