Fans and on board fan headers are backwards compatible.
Cpu fan 3 pin 4 pin.
This cable is designed for 3 pin addressable rgb led fans and addressable rgb capable motherboard only.
Chassis and cpu fans may use either 3 pin or 4 pin power connectors.
Amd wraith spire with rgb socket am4 4 pin connector cpu cooler with copper core base aluminum heatsink 3 81 inch fan rgb led light from ryzen r7 limited time offer ends 09 24 series.
This is still considered a 3 pin fan.
A 4 pin pwm fan connector will have four square holes on the front and four wires entering the back.
Some fans may have a 4 pin connector but only 3 wires going into the back of the connector.
Cooler master addressable rgb 1 to 3 splitter cable with gigabyte 3 pin argb adapter.
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2 pack molex to 3 x 3 pin or 4 pin computer pc case fan power splitter adapter cable 10 inch.
Case fan accessory color.
Do not use it for standard 4 pin rgb or 5 pin rgbw devices.
3 pin connectors are usually used for the smaller chassis fans with lower power consumption.
4 pin connectors are usually used by cpu fans with higher power consumption.
Identifying fan type 3 pin or 4 pin pwm.