Cooling solutions with increased power consumption cannot be more than 3 pin. Motherboard-connection is maintained. This cable maintains your cooling fan directly from the PC-power adaptor, however the speedometer signal returns to your Motherboard.
With this cable you can connect up to three PWM fans to the speed control of your motherboard. The speed of the CPU fan is determined via a fan connection and transmitted to the motherboard. Speed and associated background noise of all connected fans (e.g. additional casing blowers) are configured by PMW