Aerovent Australia Pty Ltd (incorporating Draught Force)
 


Single Phase Controls
Single Phase Controls  
Many single phase fan motors may be speed-controlled quite simply and inexpensively.

 
Two Speed Switches
Two Speed Switches  
Selector switches are available for three-phase two-speed motors.

 
Variable Frequency Drives
Variable Frequency Drives  
Three phase motors may be speed controlled by the use of Variable Frequency Drives - also known as VFD, VSD, VVFD.