Tripp Lite by Eaton SmartRack Industrial Enclosure with Lock - NEMA 4, Wall Mount, Metal Construction, Hinged Back, 32 in. Depth, 12U, Gray

Designed for demanding environments, the Tripp Lite SmartRack Industrial Enclosure with Lock delivers a compact, secure solution for housing 19-inch rack-mount equipment. This wall-mount enclosure is built to save space while protecting critical network gear, switches, patch panels, and other rack-mounted devices. With a robust steel construction, a durable gray powder-coated finish, and a hinged back for easy rear access, the SRN4G12USDP is purpose-built to withstand dust, moisture, and vibration in industrial settings. Whether you’re equipping a data closet, manufacturing floor, telecom room, or on-site IT cabinet, this enclosure combines security, durability, and efficient cable management in one dependable package.

• Space-saving wall-mount design— optimized for tight spaces, this enclosure accommodates 12U of 19-inch equipment while keeping your floor area clear for other essential systems and workflow.
• NEMA 4-rated steel enclosure— rugged protection against dust, water ingress, and corrosive environments, making it suitable for harsh industrial, manufacturing, or utility settings where equipment reliability matters.
• Secure locking door— built-in lock adds a layer of physical security to prevent unauthorized access to critical devices and network hardware.
• Front access with hinged back— the hinged back panel provides convenient rear cabling access and serviceability without removing the enclosure from the wall, streamlining maintenance and upgrades.
• Durable gray powder-coated finish— long-lasting protection against scratches and corrosion, maintaining a professional appearance in busy work environments while preserving structural integrity.

Beyond its rugged housing, this SmartRack enclosure emphasizes thoughtful design for installers and IT staff. The horizontal 19-inch rack rails are compatible with a wide range of servers, switches, patch panels, and other 19-inch equipment. The 32-inch depth affords ample interior space for cabling, DC power distribution, and cable management accessories, reducing pressure on connectors and improving airflow. The sturdy steel construction and precise fabrication ensure smooth door operation and reliable performance through years of daily use. The gray powder-coated finish not only protects the steel but also blends with most industrial and office environments, presenting a clean, professional look to customers and employees alike.

Security is a core focus of this enclosure. With a locking door and a robust door frame, you can protect sensitive equipment from tampering while maintaining easy operator access when needed. The combination of the lock and the NEMA 4 rating provides peace of mind in facilities that experience dust, wind-driven rain, or high humidity. This is especially valuable for telecom rooms where equipment must operate reliably with limited downtime and where unauthorized access could compromise critical connections. At the same time, the hinged back makes routine maintenance quick and efficient, so technicians can reach rear cables without disturbing the entire enclosure installation.

Installation and maintenance are simplified by the enclosure’s design. The wall-mount approach allows you to position the cabinet at an optimal working height, reducing strain on technicians and improving cable management. The 12U rack capacity supports a balanced mix of devices, ensuring you can organize equipment by function, network tier, or temperature sensitivity. Cable management features, airflow considerations, and easy service access come together to deliver a neat, organized, and scalable solution. When you need additional protection or a larger footprint, the same SmartRack family often offers compatible accessories and expansion options designed to integrate smoothly with this unit.

In terms of environmental performance, the combination of steel construction and the powder-coated finish helps the enclosure tolerate routine industrial cleaning, incidental splashes, and exposure to dust. The NEMA 4 rating indicates suitability for wet and dusty environments, making it a versatile choice for spaces where climate control is limited or where equipment must be protected during daily operations. This enclosure is also ideal for IT closets or data centers where space is at a premium, and a wall-mounted solution can unlock valuable floor space for cooling, maintenance, and easy access to essential devices.

Technical Details of Tripp Lite SmartRack Industrial Enclosure

• Model: SRN4G12USDP
• Rack Capacity: 12U
• Depth: 32 in.
• Enclosure Type: Wall-mount, NEMA 4
• Material: Steel
• Finish: Gray powder-coated
• Back Panel: Hinged for easy rear access
• Security: Locking door
• Construction: Industrial-grade enclosure suitable for demanding environments

How to install Tripp Lite SmartRack Industrial Enclosure

• Choose a sturdy wall surface with unobstructed rear space to accommodate the 32-inch depth and ensure adequate clearance for cable routing and maintenance.
• Mark and locate anchor points to secure the enclosure to the wall, using appropriate fasteners for your wall type (studs, concrete, or masonry) and the weight of fully populated equipment.
• Mount the enclosure to the wall, ensuring it is level and securely fastened to support the combined weight of the cage, devices, and cables.
• Install 19-inch rack rails inside the enclosure according to the equipment you plan to mount, then slide or bolt devices to the rails following standard 19-inch rack procedures.
• Route power, network, and patch cables through cable-entry points, snugly organize them with ties or management accessories, close the hinged back panel, and lock the door to secure the cabinet.

Frequently asked questions

• Q: What capacity does the enclosure support? A: It accommodates up to 12U of 19-inch rack-mount equipment.
• Q: Is the enclosure weatherproof? A: Yes. It is NEMA 4-rated, designed to resist dust and water intrusion in challenging environments.
• Q: What is the depth of the enclosure? A: The unit has a 32-inch depth to allow room for rear cabling, cable management, and accessories.
• Q: Does it include a lock? A: Yes, the enclosure features a secure locking door for added protection against tampering.
• Q: What is the construction and finish? A: It is constructed from steel with a gray powder-coated finish for durability and a professional look in industrial and IT settings.