Molex 4-Pin to Floppy 3.25’ Power Supply Adapter Cable - 6 Inch While many connectors carry power in addition to data, some connectors are used specifically to provide power connections to devices. Most computer hard drives, optical drives, and other internal peripherals get power through what is typically called a “Molex” connector. Molex connectors are designed to carry a lot of current: up to 11A per pin. Using this cable is perfect for when you want to upgrade your system. This 6 inch cable is designed with high-quality materials that allow for the best electrical conductivity. With Molex 4-Pin and Floppy 3.25’ connectors, you can easily connect a 5.25” power supply to a 3.25” hard-drive. For more information on our products please contact our customer service department at 888-519-9505 For all your cable and connector needs choose Show Me Cables.