APC NetShelter 4-Post 44U Open Frame Rack, Square Holes

Overview

The APC AR203A is a 44U open frame rack designed to securely mount servers, switches, and other IT hardware while maximizing airflow and accessibility. Its four-post design with square mounting holes complies with the EIA-310E standard, ensuring compatibility with a wide range of rails and cage nuts. Standing 83.9 inches tall and supporting up to 2000 pounds of static load, this rack fits well in network closets, small data centers, and production labs where efficient equipment installation and maintenance are essential.

Key features

• Open frame design allows unrestricted access to the front, rear, and sides of installed equipment for easy maintenance and patching.
• Square mounting holes accept standard cage nuts and rails, simplifying hardware installation without modification.
• Supports heavy loads up to 2000 pounds, accommodating dense server stacks and power distribution units.
• Integrated vertical brackets enable secure attachment of APC Rack PDUs and cable management accessories to keep cables organized and out of airflow paths.
• Complies with the EIA-310E standard, ensuring broad compatibility with industry-standard equipment.
• Backed by a five-year repair or replacement warranty, providing long-term reliability and peace of mind.

Key specs

• Rack units: 44U
• Height: 83.9 inches
• Width: 23.6 inches
• Depth: 29.4 inches
• Static load capacity: 2000 pounds
• Mounting hole type: Square
• Compliance: EIA-310E equipment mounting standard

Connectivity and compatibility

The rack’s square mounting holes are compatible with a wide range of rails and cage nuts from current server and networking vendors, making it easy to integrate with existing hardware. Vertical brackets are designed to accommodate APC Rack PDUs and cable organizers, which help maintain clean and efficient cable routing within the rack.

Ideal uses and environments

This rack is well suited to environments that require flexible and accessible equipment mounting, such as branch office wiring closets, development labs, and small to medium data centers. Its open frame and robust load capacity make it a strong choice for setups where airflow and quick hardware access are priorities, including test rigs and production labs.