Type: Governor. 3 x Fan Governor. The PWM frequency is 25KHZ, which can adapt to most 12V adjustable speed fans on the market.
3PCS PWM Speed Controller 12V Single Way 4 Pin Low- Controller N3N92928
3PCS PWM Speed Controller 12V Single Way 4 Pin Low- Controller I1H87399
Large Size Air Flow Computer Case Fan 230mm 12V Mute Low Noise Cooling Fan
Haier Fun Q9 Integrative Fan Brushless Fan PLB11020B12H 12V 0.7A 4-Pin Connector
Delta AFB0912VH-4F79 Fan DC 12V 0.60A 4-Pin 4-Wire
3PCS Silent Fan Governor Controller 12V Single Way Controller O6C39871
