Tripp Lite SmartRack 48U Open Frame Rack – 4-Post Premium Expansion Model

The Tripp Lite by Eaton SmartRack SR48UBEXPNDNR3 is a premium open frame rack designed for scalable data center deployments. With 48U of standard-depth space and a robust four-post footprint, it provides an ideal foundation for high-density server, switch, and storage equipment in environments where airflow, accessibility, and future expansion are critical. This expansion model features no sides, doors, or roof, making it perfect for baying multiple enclosures in rows while maintaining a clean, organized, and easily serviceable rack system. Its integrated baying tabs simplify alignment when networking several frames, enabling seamless, space-efficient rows that maximize floor space without compromising performance or accessibility. Built to support substantial workloads, the SR48UBEXPNDNR3 accommodates a broad range of equipment while delivering reliable support for growing IT infrastructures.

• Open-frame, 4-post design delivers unrestricted front-to-back access for installation, maintenance, and cable management while maintaining structural integrity to support heavy equipment.
• Expansion-ready with integrated baying tabs, allowing quick, precise alignment when linking multiple enclosures in rows for data center scalability.
• Generous capacity with up to 3000 lb weight rating, enabling deployment of dense server nodes, network gear, and storage arrays without compromising airflow or accessibility.
• Standard 19-inch equipment mounting rails provide compatibility with a wide range of racks, servers, switches, and other IT hardware, ensuring plug-and-play integration in your rack environment.
• No sides, doors, or roof design optimizes airflow and simplifies cable routing, while giving technicians easy reach to equipment for installation and service in busy data center spaces.

Technical Details of Tripp Lite by Eaton SmartRack 48U Standard-Depth 4-Post Premium Open Frame Rack

• Model: SR48UBEXPNDNR3
• Rack type: Premium Open Frame, Standard Depth
• Height: 48U
• Mounting rails: Standard 19-inch (EIA) equipment rails
• Weight capacity: Up to 3000 lb
• Construction: Four-post open frame design with no side panels, doors, or roof
• Expansion capability: Integrated baying tabs for easy linkage with additional enclosures in rows
• Application: Ideal for data centers, network closets, and lab environments requiring flexible, scalable rack layouts

How to install Tripp Lite SmartRack SR48UBEXPNDNR3

• Plan your rack layout and determine where baying will occur. Ensure the floor space is clear and the environment supports proper airflow and service access.
• Position the open frame rack in the desired location and secure it according to your facility’s requirements, using appropriate anchors or rack mounting hardware as needed.
• Install the 19-inch mounting rails inside the frame, aligning them precisely and tightening all fasteners to maintain a stable mounting surface for equipment.
• Arrange equipment from front to back, starting with larger, heavier components at the bottom for structural stability. Use cable management arms, trays, and guides to create neat, organized pathways.
• Utilize the integrated baying tabs to align with additional SR48 frames if creating a multi-enclosure row. Complete power, network, and grounding connections, then perform a functional check to verify airflow, cabling, and accessibility.

Frequently asked questions

• Q: Is this rack suitable for use without doors or side panels? A: Yes. This is an expansion model with no sides, doors, or roof, designed for baying with other enclosures while maximizing airflow and accessibility.
• Q: What equipment can fit inside this rack? A: It supports standard 19-inch equipment and is intended for a wide range of IT gear, including servers, switches, storage devices, and related network hardware up to its 3000 lb capacity.
• Q: How many enclosures can be connected in a bayed row using the integrated tabs? A: The integrated baying tabs are designed to simplify linking multiple SR48 frames; configuration depends on your data center layout and load requirements.
• Q: What environments is this rack best suited for? A: Data centers, network closets, labs, and other IT spaces where modularity, airflow, and scalable rack density are priorities.