Tripp Lite SmartRack Industrial Enclosure, NEMA 3R, Wall Mount, Heavy-Duty Metal, Locking, Fan With Thermal Switch, 32.5 in. Depth, 18U, Gray

Overview

The Tripp Lite SRN3RG18UHD is an industrial wall mount enclosure designed to house standard nineteen-inch rack equipment with 18U of space. It protects sensitive electronics in environments where floor space is limited or where equipment must be shielded from harsh conditions such as rain, snow, and dust. With a depth capacity of 32.5 inches and a robust steel construction, this enclosure is ideal for warehouses, manufacturing floors, and sheltered outdoor locations.

Key features

• Heavy-duty steel construction with a gray powder-coated finish that resists scratches and corrosion, ensuring long-lasting durability.
• NEMA 3R rating provides reliable protection against rain, snow, dirt, and dripping water, making it suitable for both indoor and outdoor use.
• Locking front and rear doors include keys to secure valuable equipment and prevent unauthorized access or tampering.
• Two built-in fans with a thermal switch activate automatically to maintain safe operating temperatures by drawing in cooler air when needed.
• Adjustable mounting rails accommodate equipment up to 32.5 inches deep, supporting a load capacity of up to 200 pounds for a wide range of devices.
• Ships fully assembled to reduce installation time, requiring only wall mounting and power connection for the fan system.
• Backed by a five-year limited warranty, providing confidence in long-term performance and reliability.

Key specs

• Rack space: 18U
• Depth capacity: 32.5 inches
• Material: Heavy-duty steel
• Finish: Gray powder-coated
• Load capacity: Up to 200 pounds
• Environmental rating: NEMA 3R (rain, snow, dirt, dripping water protection)
• Cooling: Two fans with thermal switch
• Mounting type: Wall mount

Connectivity and compatibility

This enclosure is designed to fit standard nineteen-inch rack equipment commonly used in IT, networking, and industrial control applications. Its adjustable rails and generous depth support a variety of devices including servers, network switches, power conditioners, and other rack-mount hardware. The locking doors and environmental protection make it a strong choice for installations where security and durability are critical.

Installation and setup

The enclosure arrives fully assembled, simplifying the installation process. Technicians need only to securely anchor it to a load-bearing wall and connect power to the integrated fan system. This straightforward setup is especially beneficial in environments where time is limited and reliable protection is essential, such as production lines or distribution centers.

Ideal uses and environments

With its NEMA 3R rating and robust build, this enclosure fits well in industrial settings, warehouses, manufacturing floors, and sheltered outdoor areas. It is well suited to protect sensitive electronics from environmental hazards while maintaining proper cooling. The locking doors and sturdy construction also make it a practical option for locations where equipment security is a priority.