You can connect a 3 pin fan to a 3 pin or 4 pin header on the motherboard.
Case fan 4 pin motherboard 3 pin.
The fan connector will have two guides 1 and these will need to line up with the tab 2 that is on the motherboard fan header.
Of course you could always upgrade the case fans to a 4 pin type so your system will potentially be quieter but the 3 pin case fans will plug right onto the the 4 pin connectors and work fine.
Cooler master addressable rgb 1 to 3 splitter cable with gigabyte 3 pin argb adapter.
These are the 3 pins you ll want to plug your 3 pin case fans into.
Installing a 3 pin fan to the motherboard.
Get it as soon as sat sep 26.
Do not use it for standard 4 pin rgb or 5 pin rgbw devices.
Fancasee 4 pin pwm fan power supply cable 1 to 5 splitter 5 way pc case internal motherboard fan power extension cable cord wire for atx computer case 4 pin and 3 pin cooling fans 13 inch black 4 6 out of 5 stars 594.
These are the 3 pins you ll want to plug your 3 pin case fans into.
If you look carefully at your motherboard s 4 pin connectors you will see a bar or marking that spans three of the four pins or that s what it is for most of them i think.
Just be sure to use the 3 of 4 pins that show the span.
This cable is designed for 3 pin addressable rgb led fans and addressable rgb capable motherboard only.