programming the control module is simple just remove the er and mere the vole across the two terminals adjust the potentiometer to set the fan amazon spal fan pwm v3 fan pulse width modulation module automotive zoom the pwm includes all wiring and sensors plus hardware and electrical connectors all you need is a good set of crimpers and a place to mount the unit the controller is mounted to the top of the aluminum per support with a rivet so be prepared to pop the rivet loose or drill it out think about the last time one of your light bulbs burned out in your home it was probably imately after you turned on the light right derale 16795 pwm fan controller old vs new dif controllers ankeny iowa spal usa s por fan pwm a programmable controller that varies cooling fan sd based on engine rature has been enhanced with you premium image is loading derale engine cooling fan controller 16795 pwm single image is loading engine cooling fan motor relay pwm fan controller sema 2016 high tech derale pwm fan controller found a c6 vette fan embly with a damaged shroud and bought the pwm controller and wiring harness 80 pulse width modulation has been around for nearly two decades in the realm of fuel pump control at the oem level this method of controlling an electrical you premium top all connections are labeled including an override connection for a c bottom depending on the type of radiator stock or aftermarket aluminum you derale dp16795 pwm adjule fan controller kit push in probe 160 210 f sata pwm fan hub sd controller regulator for puter case fans cod the pwm is a sophisticated unit wrapped in a little red box the derale fan controller can save your electrical wiring hot rod network sometimes we don t know how they did it but back in the 1960s and 1970s many cars had a mechanical fan blade for cooling the radiator radiator fan controller with overheating alarm image is loading 10way 4 pin pc cpu pwm cooling fan nzefi fuel pump sd controller with connector derale cooling s 16795 derale pwm adjule fan controller kits you premium pwm fan controler pentastar automatic rature control cpu fan sd dc controller 12v pwm pc board nius spal fan controller fan pwn here s the unit i used the spal fan pwm allows a single electric fan to vary sd based on engine rature l460320002 900 540x469 jpg pwm fan controller 30140 painless f5 dual fan controller set 7g9119d629af automotive cooling fan with pwm sd controller for ford cd340 cd345 touch based blue led intelligent fan controller with pwm fan control what is pwm and how does it work image unavailable get ations wathai 4 pin fan controller chis fan hub sata controller 10 port 12v 4 pin fan genuine oem 25385 3k280 pwm cooling fan controller for hyundai azera sonata pwm controller fan motor