The Can Fan 4 Speed Inline Plastic Tube Fan comes with a built in adjustable fan speed controller, This allows you to control the speed and velocity of the fan so you can turn it up when it gets hot…and down when its cooler.
There is no need for additional electronic speed controllers
Backward curved centrifugal fan
Integrated thermal contact
Comes Pre-wired and includes mounting bracket
Can-Fan has a 2 year warranty, when used within proper conditions.