oh and the black one that is wire nutted is connected to the black wire coming in
harmonicminor Reviewed by harmonicminor on . I need a little help with my dimmer switch I got thisceiling fan dimmer switch for my ventilation fans on my cabinet. The thing has 6 wires coming out of it. I have a 12v power supply providing enough amps, two 120mm industrial computer fans, and this dimmer switch i want to use as a speed and noise control for the fans. I cannot figure out the dimmer switch. The circuit im am wiring is simple. Just 2 wires per aperatus, no ground. The power supply has a ground prong, but thats all. The dimmer has a positive and negative. Those Rating: 5