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This impeller and guide vane combination provides a smooth laminar air flow which in turn minimizes turbulence and noise and generate an excellent air flow to static pressure performance ratio
The variable-speed motor control contains an On/Off line switch and a high gain RFI noise suppression filter
Can be mounted in any position
in response to the current of a monitored AC circuit
High temperature thermal fuse for safety
Vortex VMF400 157 CFM 4" Inline Fan VTX SERIES This impeller and guide vaneThe Vortex Powerfan VMF Series is an in line duct fan specifically designed to maximize the airflow performance with minimal noise levels in a small, compact housing. These fans incorporate a powerful mixed flow impeller and internal air vanes located at the discharge end of the fan housing. This impeller and guide vane combination provides a smooth laminar air flow which in turn minimizes turbulence and noise and generate an excellent air flow to