It's a common problem when the motherboard doesn't have enough fan headers for all the fans in the case. This makes fan splitter cables essential. Luckily these Startech.com 12" TX3 Fan Power Cables come in at a low price. 12In Tx3 Fan Power Splitter Cable This TX3 Fan Power Splitter Cable lets you connect two 3-pin (TX3) fans to a single power supply connector, allowing you to optimize your cooling capability without having to upgrade the power supply. Providing a flexible way to position computer case fans as needed, the TX3 Fan Power Splitter cable offers a connection length of 1ft, eliminating the need to strain the connection from the computer power supply in order to reach the fan power connection. This high quality splitter cable is constructed of high quality materials to ensure long lasting performance, and is backed by StarTech.com's Lifetime Warranty.