Cable Matters 3 Pack 4 Pin Molex to Dual SATA Power Y-Cable Adapter- 6 Inches HANDY Y-CABLE ADAPTER powers two SATA drives from a single LP4 connection; Connect the latest Serial ATA hard drives or optical drives to a power supply with legacy Molex LP4 ports IDEAL SOLUTION for the DIY computer builder or IT tech repair when installing new or replacement SATA drives or DVD drives to a power supply that only has Molex power ports; Dual SATA connectors provide a spare for upgrades or repairs with a 6 inch cable length that is perfect for internal cable management COST-EFFECTIVE 3-PACK provides spare or replacement cables when upgrading computer DVD drives or repairing broken connections to an internal SSD/HDD in your desktop or laptop computer HEAVY DUTY SPLITTER with Molex 4-pin male to 2 SATA 15-pin female straight connectors is constructed with flexible 18 AWG conductors for reliable performance when connecting two SATA HDDs to a power supply COMPATIBLE with 5V SATA devices connecting to 12V ATX power supplies; Sample compatibility list includes Anker Uspeed USB 3.0 PCI-Express Card, Antec VP-450W Power Supply, ASUS 24x DVD-RS serial-ATA internal optical drive, ASUS DVD SATA Supermulti Burner, Coolmax 500W Power Supply, Cooler Master Elite 460W Power Supply, Crucial 256GB SATA 2.5" Internal SSD, EVGA 430W Power Supply, Intel 520 Series 120GB SATA 2.5" SSD, HDE SATA to IDE/IDE Drive Interface, Kingston Digital 120GB 2.5" SSD