Tripp Lite SmartRack Industrial Enclosure, NEMA 3R, Wall Mount, Metal, Locking, Fan With Thermal Switch, 20.5 in. Depth, 6U, Gray

Overview

The Tripp Lite SRN3RG6UDP is a SmartRack industrial enclosure designed to protect rack-mount equipment in demanding environments. It provides 6U of rack space and supports devices up to 20.5 inches deep, making it suitable for networking, communication, or control hardware that requires secure and weather-resistant housing. Its NEMA 3R rating ensures reliable protection against rain, sleet, snow, and debris, while built-in fans with a thermal switch help maintain optimal internal temperatures.

Key features

• 6U rack space that fits a variety of rack-mount equipment up to 20.5 inches deep
• NEMA 3R rating offers dependable protection from outdoor elements including rain and snow
• Lockable, weather-sealed door with included keys to secure equipment from unauthorized access and environmental damage
• Automatic fan activation above 86°F (30°C) to prevent overheating and extend equipment lifespan
• Fully assembled design simplifies installation and wall mounting
• Adjustable mounting rails provide flexibility to accommodate different equipment sizes
• Durable powder-coated steel construction built to withstand harsh industrial conditions
• 5-year limited warranty adds confidence in long-term reliability

Key specs

• Rack space: 6U
• Maximum equipment depth: 20.5 inches
• Enclosure type: Wall mount
• Material: Powder-coated steel
• Protection rating: NEMA 3R (rain, sleet, snow, debris resistant)
• Cooling: Built-in fans with thermal switch activating above 86°F (30°C)
• Color: Gray
• Warranty: 5-year limited

Connectivity and compatibility

This enclosure is designed to house a wide range of rack-mount equipment commonly used in industrial and outdoor settings. Its adjustable rails and 6U capacity make it compatible with networking switches, routers, communication devices, and control systems that fit within the 20.5-inch depth limit. The wall-mount design helps save floor space and keeps equipment accessible yet protected.

Ideal uses and environments

Well suited for industrial facilities, warehouses, transportation hubs, and outdoor installations, this enclosure protects sensitive electronics from harsh weather and physical tampering. It works well in environments where equipment security and temperature control are critical, such as remote communication sites or factory automation setups. Professionals who need a rugged, secure, and ventilated rack solution will find this enclosure a strong choice.