This is a splitter adapter is for connecting up to 3 internal storage devices that require 15 pin SATA power connectors to Power supplies that only have 4 pin Molex power connectors. Features a 4 pin Molex male daisy chained to three 15 pin SATA power female connectors. The SATA connectors are arranged in a 90 degree configuration to position your cables conveniently out of the way. A nylon mesh netting is over the wires to provide a cleaner look and protection from abrasion. Warning: Molex connector provide 12V and 5V power lines but not 3. 3V required by some SATA drives. Make sure your drive does not require a 3. 3V power connection before purchasing this adapter.