Molex to SATA power adapter is made of copper wire, which has good contact performance for data transmission and is very environmentally friendly. | IDE Molex to SATA power cable to convert 4-pin male plug to 2 15-pin serial ATA female connectors. | Installation: Connect to the 4-pin IDE Molex connector on the motherboard and connect the other end to the 15-pin hard disk or CD ROM drive plug. | This durable 15-pin power splitter cable is 8 inches (20 cm) long and gives you enough cable slack to position the drive as needed within the computer case. | Application: 4 Pin molex to 15 Pin dual SATA power splitter cables are suitable for hard drives, solid state drives, CD ROM drives, HHD, SSDS, DVD drives, etc.