SmartRack enclosures are designed for secure, high density server and networking applications in IT environments. Vendor-neutral square hole/cage nut mounting for guaranteed compatibility with all EIA-310-D compliant 19" equipment. Enclosures ship fully assembled for rapid deployment on heavy-duty casters. Toolless mounting slots allow quick installation of PDUs and vertical cable managers. Adjustable mounting rails include an 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 hold up to 3000 lbs. Perforated doors permit massive front to rear airflow that exceeds servers manufacturer requirements. 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.