SmartRack enclosures are designed for secure, high density server and networking applications in IT environments. Thermal duct on the roof allows hot exhaust from mounted equipment to not only exit the enclosure but also remove the heat from the entire room. Vendor-neutral square hole/cage nut mounting for guaranteed compatibility with all EIA-310-D compliant 19" equipment. Enclosure ship fully assembled with duct just needing to be attached for rapid deployment on heavy duty casters. Toolless mounting slots allow quick installation of PDUs and vertical cable managers. Adjustable mounting rails. Lightweight modular doors and side panels. Integrated baying tabs facilitate combining enclosures in rows. SmartRack enclosures hold up to 3000 lbs. Perforated doors permit massive front to rear airflow. Enclosures are fully compatible with hot-aisle/cold-aisle data center configurations. Meets all enclosure requirements towards PCI DSS (Payment Card Industry Data Security Standard) Compliance.