Greenheck Fan Corp.
Model SWD direct drive, backward-inclined utility fan utilizes an electronically commutated Vari-Green motor. It achieves the performance of Model SWB belt-drive centrifugal utility fan, including higher operating efficiencies and higher pressure capabilities, available for variable volume airflow applications without the need to change belts. Capacities range from 100 to 5860 cfm and up to 2.5 in.wg.
Electrolux Professional: Generation 7000
Inovonics: Duress Card
T&S Brass: T&S LYNC
AAF International: AstroCel III Aero
Bentley: In Concert