SmartRack Seismic Enclosure is designed for secure, high density server and networking applications in IT environments that require a Zone 4 rating. Vendor-neutral square hole/cage nut mounting for guaranteed compatibility with all EIA-310-E compliant 19" equipment. Enclosures ship fully assembled for rapid deployment. Toolless mounting slots allow quick installation of PDUs and vertical cable managers. Adjustable mounting rails include and easy-view depth index. Lightweight modular doors and side panels provide safe, convenient service access. Integrated baying tabs facilitate combining enclosures in rows. SmartRack enclosures support cooling, cable management, power distribution and monitoring features. 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.