CPU Fan Intel Small 3-Wire to Molex 4-Wire Power Cable
A Cpu Fan Adapter Cable.
Very Popular on Intel Fans, and Fans on High End CPUS.
This cable usually attaches directly to the fan assembly.
3 Pin to 4 Pin Case power supply.
CPU RPM Monitor is ignored.
UPC:820799070561
This CPU Fan Intel Small 3-Wire to Molex 4-Wire Power Cable is the best I've used. The picture and sound quality are top-notch and it's built to last.