The two categories of products I’m thinking of are these: Thermalright PWM Fan Hub PC Case Fan Controller 4 Pin, Support 10 Computer CPU Fans Splitter (PWM) https ...

You can connect multiple devices to CPU OPT by using a splitter or hub, while CPU FAN only requires one connection for the cooler itself. The CPU FAN and CPU OPT connections are very similar ...

If it does, replace the splitter. If they're both the exact same ... On this x570 ASUS board, there are two CPU fan connectors. AFAIK, if you connect each fan to one outlet, and then set both ...

Creating your own cooling setup, on the other hand, can be a little bit more challenging since most motherboards have only one connector for the CPU fan. In this instance, a splitter that lets you ...