Yep it's a fan controller. Looks like the OP is using a Phantek Enthoo series case.
You plug a SATA power connector in to it to power a 6port fan controller. If you want to find the front header cables, they look just like the picture I posted.
Possibly, if it comes from the front panel. But we would have to know the exact case to be sure. Normally, the FP LED connector is smaller and goes to the board's FP header.
Yep it's a fan controller. Looks like the OP is using a Phantek Enthoo series case.
You plug a SATA power connector in to it to power a 6port fan controller. If you want to find the front header cables, they look just like the picture I posted.