Ultra low noise in line duct type fans using a mixed flow impeller design with two speed motors as standard. Ideal for applications requiring high air flow performance at very low sound levels.

Construction
The range is fitted with mixed flow impellers driven by long life motors with sealed for life bearings. Cases are made from polymer coated steel.

Features
Class leading sound performance.
High or Low speed operation.
Speed controllable with VA controller (on high fan speed setting).

Testing
Rated fan performance has been tested in accordance with the requirements of ISO 5801. Fans sound data has been determined by testing to ISO 3744/3745.

Wiring diagrams and latest data
Fans are fitted with flex leads and plugs. Refer to the latest product datasheet for individual model data and specifications. Datasheets are available from our electronic selection software FansSelect.