Tripp Lite SmartRack Industrial Enclosure, NEMA 3R, Wall Mount, Heavy-Duty Metal, Locking, Fan With Thermal Switch, 32.5 in. Depth, 12U, Gray

Overview

The Tripp Lite SRN3RG12UHD is a 12U industrial enclosure designed to protect sensitive electronic equipment in harsh environments. With a usable depth of 32.5 inches and a weight capacity of up to 200 pounds, it accommodates long chassis and bulky cabling comfortably. Its NEMA 3R rating ensures protection against rain, sleet, snow, and wind-blown dust, making it suitable for wall mounting in factories, warehouses, loading docks, or outdoor telecom locations.

Constructed from heavy-duty powder-coated steel, this enclosure features lockable front and side doors to secure valuable devices. Two integrated fans with a thermal switch provide automatic cooling, maintaining safe operating temperatures without the need for external controls. The unit ships fully assembled, allowing for quick installation and immediate use.

Key features

• Wall-mount design that saves floor space while supporting up to 200 pounds of equipment
• NEMA 3R rating offers reliable protection against weather elements and dust intrusion
• Lockable front and side doors enhance physical security for critical electronics
• Automatic cooling system with two fans triggered by a thermal switch to maintain optimal airflow
• Durable powder-coated steel construction ensures long-lasting resistance to industrial wear and tear
• Fully assembled upon delivery to simplify installation and reduce setup time

Key specs

• Rack units: 12U
• Usable depth: 32.5 inches
• Weight capacity: 200 pounds
• Enclosure rating: NEMA 3R (rain, sleet, snow, dust resistant)
• Material: Powder-coated steel
• Cooling: Two fans with automatic thermal switch
• Mounting type: Wall mount

Installation and setup

The enclosure arrives fully assembled, allowing installers to mount it quickly using site-specific hardware. Its wall-mount design is ideal for locations where floor space is limited or where equipment needs to be elevated for environmental protection. The generous depth accommodates a wide range of rack-mounted devices without requiring modifications or additional cabling management.

Ideal uses and environments

This enclosure is well suited for industrial and outdoor settings where equipment must be shielded from harsh weather and dust. It works effectively for protecting PLCs near production lines, network switches in distribution centers, or surveillance systems in parking structures. Its robust build and cooling system ensure reliable operation in demanding conditions, making it a strong choice for industrial IT and telecom applications.