APC NetShelter 18U Wallmount Rack Enclosure Cabinet Side Mount UPS Depth

Overview

The APC AR118SM is an 18U wall mount rack enclosure designed to hold servers, switches, or a single-phase UPS at eye level while keeping floor space clear. With an 800 mm internal depth, it accommodates equipment typically found in full-size racks, yet its side mount design extends less than 25 inches from the wall, making it ideal for tight corridors and small rooms. This enclosure supports up to 350 pounds of equipment and arrives fully assembled for quick installation.

Key features

• Side mount design that saves floor space by projecting less than 25 inches from the wall
• Fully assembled unit with bracket-style hardware for fast and secure mounting to studs or masonry
• Steel frame construction capable of supporting up to 350 pounds of IT equipment
• Integrated channels for toolless installation of APC rack PDUs and cable managers, keeping the interior organized
• Top and bottom cable access openings that simplify routing and maintain a clean appearance
• Perforated panels that promote passive airflow to reduce heat buildup and protect sensitive electronics
• Compatibility with APC NetBotz sensors and cameras for remote environmental and security monitoring (sold separately)
• Five-year warranty providing long-term reliability in demanding environments

Key specs

• Rack units: 18U
• Internal depth: 800 mm
• Projection from wall: less than 25 inches
• Weight capacity: up to 350 lb
• Material: steel frame
• Cable access: openings at top and bottom
• Ventilation: perforated panels for passive cooling
• Warranty: five years

Installation and setup

Installation is straightforward with bracket-style hardware that secures the enclosure to wall studs or masonry. Since the cabinet ships fully assembled, there is no need to handle loose panels or fasteners, allowing you to quickly mount the unit and begin populating the rack with your equipment. The integrated accessory channels make adding power distribution units and cable management tools simple and tool-free.

Ideal uses and environments

This wall mount enclosure fits well in branch offices, clinics, classrooms, and retail back rooms where floor space is limited but reliable equipment housing is essential. Its depth accommodates a wide range of servers and UPS systems, while the side mount design keeps corridors open. The passive cooling and compatibility with remote monitoring solutions make it suitable for environments where maintaining optimal operating conditions and security is important.