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.
3 pin cpu fan to 4 pin motherboard.
Chassis and cpu fans may use either 3 pin or 4 pin power connectors.
You can plug a 3 pin fan into a 4 pin header just fine.
If you want to use the pwm function then the 4 pin fan must be connected to a 4 pin header on the motherboard.
This cable is designed for 3 pin addressable rgb led fans and addressable rgb capable motherboard only.
Fans and on board fan headers are backwards compatible.
3 pin connectors are usually used for the smaller chassis fans with lower power consumption.
Get it as soon as thu jul 2.
My rig has 2 pairs of 3 pin fans phanteks ph140sp connected to two 4 pin motherboard headers asus z97m plus via basic y splitters and they work and control just fine.
A four pin connector is a little different than the three pin connector since it has the extra fourth wire used for controlling and sending signals to the fan which likely has a chip on it that tells it to slow down or speed up in addition to the other wires the three pin connector has.
Do not use it for standard 4 pin rgb or 5 pin rgbw devices.
If you connect the 4 pin fan connector to a 3 pin header then the fan will run at maximum rpm.
Cooler master addressable rgb 1 to 3 splitter cable with gigabyte 3 pin argb adapter.
4 pin connectors are usually used by cpu fans with higher power consumption.
Case fan accessory color.
Speed control options rpm range will vary between fans and motherboards on a 3 pin connection but the fan will spin.