Designed for secure, high density server & networking applications in IT environments. Designed with provisions to integrate cooling, power distribution & cable management, SmartRack enclosures make ideal homes for mission-critical equipment. 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 & roll into place on heavy-duty casters. Toolless mounting slots allow quick installation of PDUs & vertical cable managers. Adjustable mounting rails include an easy-view depth index to eliminate time-consuming measurements. Lightweight modular doors & side panels provide safe, convenient service access. Integrated baying tabs facilitate combining enclosures in rows for standard data center baying applications. Holds up to 3000 lbs & supports cooling, cable management, power distribution & monitoring features that keep critical servers & network equipment operating nonstop. 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. Component Type: Enclosure; Component Style: 4-Post; Unit # (Capacity): 25U; Weight Capacity (text): 3,000 lbs.