Usually, voltage control isn’t quite as smooth as PWM. Is it support 3-pin fans or 4-pin fans: 3-pin fans are usually controlled by changing the voltage supplied to them, while 4-pin fans can be controlled through pulse-width modulation (PWM).The number of channels determines the number of fans that you can connect to the fan controller.When you choose a fan speed controller, two important factors you should consider are channels and pin support. You’d have to hook them up to a hardware PC fan controller and then use the software that comes with it to control fans. But if they are connected to the power supply, there’s no way to control them through software.Please read this post: Top 10 Fan Control Software on Windows 10. If they are connected to your motherboard, you can use either BIOS or fan controller software to control them.In general, the fans in your computer can get power in one of two ways: From the motherboard, or directly from your computer’s power supply. Then, how to control fan speed? This depends on how your fans are connected.

Sometimes, you want to make them spin faster to dissipate heat better, but sometimes you want to make them spin slower to keep silent. On This Page :Īs we all know, fans are the main heat dissipation channels for PC devices such as CPU, memory, and graphics cards, but fans are also the main source of noise in computer systems. In this post, MiniTool Partition Wizard shows you how to choose a right fan speed controller and recommends 3 best PC fan controllers to you.

If you want to install extra fans in your PC, you may need a PC fan controller.

4 pin fan controller