StarTech.com 4-Post 12U Mobile Open Frame Server Rack, 19" Network Rack with Casters

The StarTech.com 4-Post 12U Mobile Open Frame Server Rack is the ultimate solution for organizing and protecting your servers, networking gear, telecommunications equipment, and AV hardware. Built to the standard 19" rack format, this open-frame design delivers maximum accessibility, superior airflow, and effortless mobility for dynamic IT environments. Whether you’re outfitting a data closet, a temporary on-site deployment, a classroom lab, or a small data center, this rolling rack provides the versatility you need to keep equipment accessible, organized, and secure. The 12U rack height accommodates a wide range of equipment—from switches and patch panels to small servers and distribution gear—while the open frame construction simplifies installation, maintenance, and cable management. Engineered for durability and long-term reliability, it’s a dependable foundation for critical IT infrastructure and AV setups alike.

• Mobility with purpose: Four durable casters enable smooth, easy movement around a room or facility, making temporary IT layouts, migrations, and on-site deployments a breeze. Front-locking casters help secure the rack when it’s in position, reducing the risk of unintended movement during maintenance or servicing.
• Standard 19" compatibility: Designed to conform to the 19" EIA standard, this rack accepts standard 19" equipment such as servers, switches, patch panels, storage devices, and AV gear, with front-to-back mounting rails that can be adjusted to suit your depth requirements.
• 12U open-frame versatility: The 12U height provides ample vertical space for a range of devices while maintaining a compact footprint. The open-frame design promotes airflow, reducing hot spots and helping equipment stay cooler under load—an important factor for maintaining performance and longevity.
• Durable steel construction: Built to last, the rack features a sturdy steel frame with a protective finish that resists corrosion and daily wear in busy IT environments. The powder-coated finish adds a sleek, professional look that blends with data centers, classrooms, or production studios.
• Flexible installation and maintenance: The open design, adjustable rails, and accessible cable pathways simplify equipment mounting, removal, and maintenance tasks. This rack is ideal for IT rooms, AV setups, data corridors, and staging areas where quick access and clean cable management are essential.

Technical Details of StarTech.com 4-Post 12U Mobile Open Frame Server Rack

• Product type: 4-post open frame 19" network rack
• Rack height: 12U (vertical space for equipment)
• Width: 19" (standard rack width for compatibility with 19" equipment)
• Rails: Front-to-back, adjustable depth (compatible with a wide range of equipment depths)
• Casters: Four rolling casters with front-lock capability
• Construction: Steel frame with protective black powder-coated finish
• Accessibility: Open frame design for easy access during installation, maintenance, and upgrades
• Cable management: Ample space for routing and organizing cables behind equipment
• Assembly: Tool-friendly construction for straightforward setup and expansion
• Compatibility: Suitable for servers, switches, patch panels, storage, telecom gear, and AV equipment

How to install StarTech.com 4-Post 12U Mobile Open Frame Server Rack

• Choose a stable, level surface in the intended space, ensuring there is enough room to roll the rack and access the front and rear panels.
• Unpack the rack and confirm all components are present, including mounting rails, hardware, and casters. Inspect for any shipping damage before assembly.
• Position the rack in the desired location and secure the casters if needed. Engage the front locks after positioning to prevent movement during installation.
• Attach the front and rear mounting rails at the appropriate depth to accommodate your equipment. Align the rails with standard 19" screw holes and tighten securely using the provided hardware.
• Mount equipment starting with the heaviest items at the bottom to maintain a stable center of gravity. Use standard 19" rack screws and follow the equipment manufacturer’s weight guidelines. Route cables neatly, using available cable management features to minimize tangling and ensure adequate airflow.
• Connect power and network cabling as needed, label cables for easy identification, and verify that all devices are powered and communicating correctly before moving the rack. If mobility is required, ensure casters are unlocked for repositioning and locked for security during operation.

Frequently asked questions

• What does 12U mean for this StarTech rack?
• Is this rack suitable for AV equipment in addition to IT gear?
• Do the casters have locks, and can the rack be secured in place?
• Can I install deeper or taller equipment than the standard depth allows?
• What maintenance is required to keep the open frame rack in good condition?