Tripp Lite by Eaton SmartRack Industrial Enclosure with Lock - NEMA 4, Wall Mount, Metal Construction, Hinged Back, 28 in. Depth, 9U, Gray

Protect critical network and IT infrastructure in demanding environments with the Tripp Lite SmartRack Industrial Enclosure. Engineered for wall-mount installations, this rugged enclosure combines secure, weather-resistant protection with practical access and versatile interior space. Built from heavy-duty steel and finished in durable gray powder coat, the SRN4G9US is designed to keep your 19-inch rack equipment—such as switches, patch panels, and compact servers—neatly organized, shielded, and easily accessible when needed. Its 28-inch depth accommodates cable runs, power distribution, and front/back mounting configurations while preserving floor space in data closets, industrial rooms, or server rooms. Whether you’re deploying a compact edge rack or expanding a localized networking stack, this enclosure delivers reliable performance in a compact, wall-mounted package.

• Space-saving wall-mount design: The wall-mounted enclosure optimizes floor space in compact rooms and telecom closets, allowing you to position critical equipment close to where it’s needed most while keeping cabling tidy and accessible.
• Generous 9U rack capacity: Designed to accommodate up to 9U of 19-inch rack-mount hardware, this enclosure is ideal for switches, patch panels, small deployments, and other essential networking components that require secure enclosure and organized airflow.
• Rugged steel construction with gray powder coat finish: Built to withstand industrial environments, the steel chassis provides robust protection against physical impact, while the gray powder-coated exterior resists corrosion and wear for long-term durability.
• NEMA 4-rated protection with secure, lockable access: Engineered to resist dust, wind-driven rain, and other environmental elements, the enclosure features a lockable door and durable hardware to deter tampering and theft.
• Back-hinged, easy-access design with cable management: The hinged back and interior rails simplify installation and maintenance, enabling quick equipment changes while keeping cables organized and routed for optimal airflow and serviceability.

Technical Details of Tripp Lite SmartRack Industrial Enclosure

• Model: SRN4G9US
• Type: Wall-mount industrial enclosure for 19-inch rack equipment
• NEMA rating: 4 (weather-resistant, dust-tight for harsh environments)
• Material: Steel construction
• Finish: Gray powder-coated exterior
• Depth: 28 inches
• Rack capacity: 9U of 19-inch equipment
• Access: Lockable, hinged back door for secure access and easy serviceability
• Mounting type: Wall-mounted enclosure designed for space-constrained locations
• Rails: Includes 19-inch rack mounting rails for standard equipment alignment
• Ventilation and seals: Sealed front with gasket design to protect internal components from dust and moisture
• Compatibility: Suitable for network switches, patch panels, small servers, and related rack-mount accessories

How to install Tripp Lite SmartRack Industrial Enclosure

Setting up the SRN4G9US is a straightforward process designed for quick, reliable deployment in office, data center, or industrial spaces. Begin by selecting a solid wall surface capable of supporting the combined weight of the empty enclosure and mounted equipment. Ensure there is adequate clearance around the enclosure for venting, cabling, and service access. Gather appropriate mounting hardware based on the wall type (studs, masonry, or concrete) and the weight of the anticipated equipment load.

• Prepare and inspect: Unpack the enclosure and verify all components are present. Check for any shipping damage and confirm that the hinge and locking mechanisms operate smoothly before installation.
• Mark and secure mounting points: Hold the enclosure against the wall at the desired height and mark the wall studs or anchor points. Use heavy-duty fasteners rated for the wall material and the anticipated load of equipment inside the enclosure.
• Attach the enclosure to the wall: Securely fasten the enclosure to the wall at all mounting points, ensuring the unit is plumb and level. Tighten fasteners to specification to prevent movement during cable routing and door operation.
• Install interior rails and route cabling: Install the 19-inch rack rails inside the enclosure following the manufacturer’s guidelines. Plan cable routes from the back for power and data connections, using appropriate grommets or cable openings to maintain the NEMA 4 integrity while providing easy service access.
• Mount equipment and seal the enclosure: Mount your 19-inch equipment securely to the rails, connect power and data cables, and verify that cables are neatly managed with strain relief. Close and lock the door, then perform a functional check to confirm all devices power on and communicate as expected.
• Final checks: Confirm door alignment, locking operation, and gasket integrity. Ensure ventilation paths are unobstructed and that cable management sections maintain an organized appearance for future upgrades or maintenance.

Frequently asked questions

• Q: Is this enclosure NEMA 4 rated?
  A: Yes. The SRN4G9US is designed to withstand dust, wind-driven rain, and other environmental elements typical of industrial and telecom spaces, making it suitable for both indoor and semi-exposed installations.
• Q: How many rack units does it hold?
  A: It accommodates up to 9U of 19-inch equipment, providing space for network switches, patch panels, small servers, and related mounting hardware.
• Q: Is the door lockable?
  A: Yes. The enclosure includes a lockable door to secure sensitive equipment and deter tampering in shared environments.
• Q: What material is used for construction?
  A: The enclosure is constructed from steel with a durable gray powder-coated finish, delivering strength and long-lasting corrosion resistance in demanding environments.
• Q: Can I install this enclosure on a masonry or drywall wall?
  A: Yes, with the appropriate mounting hardware and anchors suitable for the wall type. Ensure you follow weight and load guidelines and use anchors rated for your wall material.
• Q: Is there back access for maintenance?
  A: The design features a hinged back for convenient service access, allowing maintenance and equipment changes without removing the entire enclosure from the wall.