Amazon.com: SinLoon 4 Knob Cooling Fan Speed Controller PC 8 Channels Fan Hub for CPU Case HDD VGA PWM Fan PCI Bracket 12V Fan Control- 4Pin Interface Power Supply ( 4 Pin 4Knob ) : Electronics
Amazon.com: Derale 16795 PWM Fan Controller, Black : Automotive
Controller pentru ventilatoare Noctua NA-FC1, 4-Pin, Negru - eMAG.ro
Derale 16795 PWM Fan Controller
NA-FC1
Fan Controllers | PC Case Gear
9PC8666X-S001 | Sanyo Denki Fan Controller PWM, DC 12 V / 24V / 48V | Distrelec Norway