Phobya has tackled this problem and now presents an elegant simple solution with the 4 pin pwm to 3 pin converter.
Convert 3 pin fan to 4 pin.
Case fan accessories colors black specifications dimension.
Case fan accessory color.
This cable is designed for 3 pin addressable rgb led fans and addressable rgb capable motherboard only.
With the 4 pin pwm to 3 pin transformer all 3 pin fans can now be controlled with a normal pwm signal.
This is probably why they are not able to speed control your fan.
3 pin fans will power up at 4 pin connectors but only at full speed.
Threebulls 2 pack 4 pin pwm fan splitter cable sleeved braided adapter computer pc fan power extension cable 1 to 3 converter for computer atx case 4 pin 3 pin cooling fan cable 10 6 1 to 3 4 7 out of 5 stars 240.
Threebulls 5 pack 4 pin pwm fan splitter cable sleeved braided adapter computer pc fan power extension cable converter for computer atx case 4 pin 3 pin cooling fan cable 10 6 4 8 out of 5 stars 239.
Threebulls 2 pack 4 pin pwm fan splitter cable sleeved braided adapter computer pc fan power extension cable 1 to 3 converter for computer atx case 4 pin 3 pin cooling fan cable 10 6 1 to 3 4 7 out of 5 stars 203.
With the 4 pin pwm to 3 pin transformer all 3 pin fans can now be controlled with a normal pwm signal.
45 00 x 45 00 x 12 00 mm features features 5v 3 pin addressable rgb equipment can be compatible with 12v 4 pin rgb motherboard via the convertor to achieve synchronous lighting compatibility.
Whether you have a 4 pin or a 3 pin fan cwc has the cable you need.
Cooler master addressable rgb 1 to 3 splitter cable with gigabyte 3 pin argb adapter.
A 4 pin pwm fan connector will have four square holes on the front and four wires entering the back.
Do not use it for standard 4 pin rgb or 5 pin rgbw devices.
Identifying fan type 3 pin or 4 pin pwm.
Add split or extend your internal 3 pin power products with internal 3 pin power cables.
Some fans may have a 4 pin connector but only 3 wires going into the back of the connector.
Phobya has tackled this problem and now presents an elegant simple solution with the 4 pin pwm to 3 pin converter.
3 pin fan power convert to 4 pin power supply pass thru cable tx3 to 2x lp4 power y splitter cable pc internal power cables for your case cooling fan requirements.
4 pin fan controllers hand off the pwm signal to the fan itself and these fan controllers supply an uncontrolled a 12vdc.