Features 1、Speed Control: Controller designed according to the industry standard 4 wire fan interface (V+, GND, FG, PWM), which can control and adjust the speed of the fan's PWM signal interface 2、Relay Output: Can detect the FG speed signal of the fan, and process the rotation and stop signals of the fan to control the relay output 3、2510 Socket Interface: The fan interface is standard 4P 2510 socket interface, and 4P 5.08 male and female plug socket is reserved, which is convenient for connecting fans or motors with other types of interfaces 4、Boost Fan: Widely used for heat dissipation, ventilation and boost fans designed with the same interface (V+, GND, FG, PWM) 5、Wide Uses: Used for computer heat dissipation, industrial cooling, ventilation, pressurization and other occasion or other electronic equipment, etc. Specification Item Type: Fan Speed Controller Control Method: PWM Potentiometer: 100K Line Length: Approx. 25cm / 9.8in (Please allow a certain error in manual measurement) Power Indicator: Yes Adapted Fan: Adapt to DC powered 4 wire interface (V+, GND, FG, PWM) fan motor Application: For computer heat dissipation, industrial cooling, ventilation, pressurization and other occasion or other electronic equipment, etc. Package List 1 x Fan Controller