select 2 wires + Porbe
Brand Unbranded
Type Fan speed controller
Country/Region of Manufacture China
Marke Markenlos
Produktart Ventilator-Temperaturregelung Regler

Check the listing for details. 12V 3A 4-wire PWM CPU Fan Temperature Control Digital Speed Controller Module. Condition: New. Listed at 5.99 USD. PWM frequency: 25KHZ (± 1KHZ). PWM signal amplitude: 5V (no-load). Support low-temperature shutdown of fans within 3A, and support reverse timing fans. Circuit self consumption: less than 40mA (test value at 12V, for reference only).

$4.79
$5.99