An air conditioned server rack is a cooling solution designed to maintain optimal temperatures in data centers by controlling airflow and humidity around servers, preventing overheating. These self-contained units include compressors, condensers, and evaporators, making them ideal for facilities that need reliable, independent cooling zones. CRAC units offer precise temperature control. Maintaining the proper operating temperature for equipment in a network closet, server room or data center helps prevent thermal throttling, equipment damage and expensive downtime. The American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) recommends an operating. Neither the United States Government nor any agency thereof, nor any of their employees, nor any of their contractors, subcontractors or their employees, makes any warranty, express or implied, or assumes any legal liability or responsibility for the accuracy, completeness, or any third party's use. ASHRAE recommends 3 per rack: front (top, middle, bottom). Rack Level Outtake Temperature. ASHRAE recommends 3 per rack: back (top, middle, bottom). less than 20°C / 35°F difference from inlet temperature (typically <40°C / 105°F).