ZFC39 PWM Fan controller
I bought a ZFC39 PWM Fan controller for a project but found little information, this is my experience with this device and hopefully it will give some help for others who are using it. Links below for the pulse width modulation controller and 4 pin Fan as used in this video.
Fan : http://rebrand.ly/8ff7e
ZFC39 : http://rebrand.ly/wql