Upgrade your CPU cooling system with the Noctua NH-U12S Chromax CPU cooler and heatsink. Designed with a 120mm fan diameter, this black CPU fan is a great addition to your computer components. The single-tower design ensures efficient heat dissipation, while the color-black finish makes it a stylish accessory for your desktop. This open box item is perfect for those who want to improve their computer's performance without breaking the bank.