Typical Co-Location Facilities Contain:

• Fire protection systems, including clean agent fire suppression gaseous systems.
• 19-inch racks for data equipment and servers, 23-inch racks for telecommunications equipment.
• Cages for physical access control over tenants' equipment.
• Air conditioning to control the temperature and humidity in the space. ASHRAE recommends a temperature range of 20–25 °C and humidity range of 40–60% as optimal for electronic equipment conditions.
• Low-impedance electrical ground.
• High-grade security systems and personnel.
• Back-up electrical power systems – generators, batteries or a combination of both.