Build your next PC and keep your components cool with the 4000D Airflow Mid-Tower ATX Desktop Case in black from CORSAIR. An ideal case for high-performance builds, the 4000D Airflow features an optimized front panel that delivers additional airflow to your components for a maximum cooling effect. Install two 2.5" solid-state drives behind the motherboard tray and two 3.5" hard-disk drives underneath the PSU shroud. The 4000D Airflow comes with two 120mm fans preinstalled, with room for a total of six fans. Liquid cooling is also supported, with radiators up to 360, 280, and 240mm supported in the front and top of the case.