Proper server rack cooling is essential to prevent overheating, improve performance, and extend equipment lifespan. Forced convection – adds fans to boost airflow in moderate setups. That means you want a rack with perforated doors - or no doors at all - and not a rack with solid steel or glass doors. Once the rack has been selected, the equipment should be. Active cooling uses powered equipment, such as fans and closed-loop air conditioning systems, to move air through the rack and regulate the internal environment. These fans come in various types, including axial fans, centrifugal fans, Blower Fans and Cross-Flow Fans. The best solution for wall-mount enclosures will be a fan, while massive floor-standing cabinets will be best equipped with specialized fan units.