Extend a sata power connection by up to 12in the satapowext12 sata power extension cable 15 pin 12 inch enables you to extend the reach between internal sata power and drive connections by up to 12 inches the extension cable helps to simplify drive installation by overcoming typical connection limitations and reduces the risk of damage to the drive or motherboard sata connectors by eliminating the need to strain or stretch the cable in order to make the necessary connection