Automatic inline booster fan connected to black flexible ducting installed against a white wall and corrugated metal panel.

Automatic Duct Fans

Inline Booster Fan Systems

Ventilation Projects

An automatic booster fan designed to improve airflow delivery in longer ductwork for more effective heating or cooling in home or industrial settings.

Graphic of the automatic booster fan showing red heated intake air being pulled through and exiting as blue cooled airflow.

Automatic Activation

Differential switch enables mounting in any direction and automatically turns this fan on in up to 5 precise speed levels by detecting pressure change in your ducting.

Front view of the booster fan showing the built-in controller interface with five LED speed indicators and automatic mode settings.

Quiet Operation

Features a high static pressure mixed flow design, combined with a PWM-controlled EC motor to ensure a quiet and energy-efficient performance.

Internal cutaway diagram of the booster fan highlighting the high-performance motor and aerodynamic fan blade design.