Tripp Lite by Eaton SmartRack Industrial Enclosure - NEMA 3R, Wall Mount, Metal, Locking, Hinged Back, Fan With Thermal Switch, 28 in. Depth, 12U, Gray

Protect, organize, and optimize your rack equipment with a purpose-built wall-mount enclosure designed for demanding environments. This Tripp Lite SmartRack industrial enclosure combines rugged steel construction with a compact wall-mount footprint to maximize space without sacrificing accessibility or security. Ideal for IT closets, manufacturing floors, and service desks, it accommodates up to 12U of 19-inch rack-mount gear, such as network switches, patch panels, and small server devices. With a durable gray powder-coated finish and a hinged back door that locks, this enclosure delivers reliable protection against dust, incidental impacts, and tampering while keeping critical equipment within easy reach.

• Space-saving wall-mount design: Frees floor space in offices, data closets, or industrial spaces, while keeping equipment neatly organized and readily accessible.
• 12U of 19-inch rack capacity: Standard EIA/rack-mount compatibility supports a wide range of switches, patch panels, UPS units, servers, and related accessories for streamlined setups.
• Durable steel construction with gray powder-coated finish: Built to withstand busy environments, resist corrosion, and maintain a professional appearance over time.
• NEMA 3R rating with locking hinged back: Provides reliable protection against rain, windblown dust, and accidental access, while the back door lock adds security for critical equipment.
• Integrated cooling with a fan and thermal switch: Helps manage heat buildup in compact spaces, supporting equipment performance and longevity.

Technical Details of Tripp Lite SmartRack SRN3RG12US

• Model: SRN3RG12US
• Enclosure type: Industrial wall-mount enclosure
• Material: Steel
• Finish: Gray powder-coated
• Depth: 28 inches
• Rack capacity: 12U
• Rack compatibility: 19-inch rack-mount equipment (EIA standard)
• Rating: NEMA 3R
• Door/Access: Locking, hinged back door
• Cooling: Fan with thermal switch for active cooling
• Color: Gray

How to install Tripp Lite SmartRack SRN3RG12US

Step 1 – Plan and locate: Select a sturdy wall with ample space for 28" deep equipment and ensure there is access to power, ventilation, and cable routing. Verify wall studs or anchors can support the combined weight of the enclosure and installed devices.

Step 2 – Prepare mounting area: Mark mounting points aligned with the enclosure’s back panel. Use appropriate anchors or wall studs to create a secure mounting surface that can handle the load of the fully populated rack.

Step 3 – Mount the enclosure: With assistance, lift the enclosure into position and attach it securely to the wall using the supplied fasteners. Check for level alignment to ensure proper door operation and cable management.

Step 4 – Route cables and install equipment: Plan cable paths from power, network, and other connections. Install 19-inch rack-mount equipment into the 12U space, using appropriate rack rails and screws. Leave adequate clearance for the hinged back door and cooling airflow.

Step 5 – Close and secure: Close the locking hinged back door and engage the lock. Verify that the door opens and closes smoothly and that the equipment remains accessible for maintenance while secured against unauthorized access.

Step 6 – Final checks: Power up devices, verify connectivity, and confirm airflow through the enclosure’s fan. Schedule periodic inspections to ensure seals remain intact and the cooling system continues to function as intended.

Frequently asked questions

Q: What environments is this enclosure best suited for?
A: The NEMA 3R-rated enclosure is designed for indoor or semi-protected outdoor environments where protection against rain, windblown dust, and corrosion is important. It is ideal for offices, data closets, light industrial settings, and other spaces requiring secure, space-efficient rack housing.

Q: How much rack space does 12U provide?
A: 12U of vertical space accommodates standard 19-inch rack-mount equipment such as network switches, patch panels, small servers, and related accessories, allowing you to consolidate multiple devices into a single, organized enclosure.

Q: Does the enclosure come with a cooling system?
A: Yes. The enclosure includes a fan with a thermal switch to actively manage heat. This helps prevent overheating of equipment housed inside the compact, wall-mounted unit and supports reliable operation in tight spaces.

Q: How secure is the enclosure?
A: The locking, hinged back door provides security by restricting access to essential equipment. For increased protection, ensure the lock is engaged and consider additional security measures if required by your environment.