Vertiv VRX-52U2436-B-SQM6 52U Adjustable-Depth Server Rack Enclosure

Overview

The Vertiv VRX-52U2436-B-SQM6 is a 52U, 24-inch-wide rack enclosure with an adjustable depth range of 24 to 36 inches — giving network and data center engineers the flexibility to fit equipment rooms where fixed-depth racks won't work. Whether you're provisioning a new server room, a security head-end, or a network operations closet, the VRX series from the Vertiv rack and power infrastructure line is built for commercial-grade deployments where rail compatibility and structural integrity are non-negotiable.

At 52U, this enclosure accommodates a full stack of switching, compute, storage, and power distribution equipment in a single footprint. The black finish (SKU suffix -B) suits standard data center aesthetics and reduces visible dust accumulation on the exterior between maintenance cycles. This is a purpose-built server rack enclosure — not a light-duty open frame — designed to house and protect rack-mount equipment over a long service life.

Key Features

• 52U Usable Height: 52 rack units translates to roughly 91 inches of mountable space — enough to house a fully loaded switching stack, patch panels, UPS, and server equipment in one enclosure without running out of vertical real estate mid-project. If your design calls for taller or shorter configurations, this SKU is also offered in 45U and 59U heights within the same VRX family.
• 24-Inch Width: Standard 24-inch exterior width accommodates 19-inch EIA-310 rack-mount equipment universally — every network switch, server, PDU, and patch panel in your BOM will fit without adapter kits or custom brackets.
• 24 to 36-Inch Adjustable Depth: The adjustable depth range is the standout practical spec here. Shallow equipment rooms, intermediate distribution frames, and retrofit installs often can't accept a fixed 42-inch-deep rack. At 24 inches minimum depth, this enclosure fits in tighter mechanical rooms; extend to 36 inches when you're housing deep server chassis or need rear cable management clearance. This flexibility eliminates the need to special-order a custom-depth unit.
• Square Hole M6 Rail Mounting (SQM6): The -SQM6 suffix specifies square-hole rails threaded for M6 cage nuts — the dominant standard in commercial IT infrastructure. M6 square-hole rails give you universal compatibility with rack-mount servers, UPS units, KVM switches, and network gear from virtually every enterprise vendor. No proprietary tooling required for cage nut installation.
• #12-24 Tapped Rail Option: The evidence confirms dual rail mounting configurations are available in the VRX line, including #12-24 tapped rails. This matters in AV, broadcast, and security integration environments where older rack-mount equipment uses #12-24 threaded screws directly — no cage nut required, faster installation in the field.
• Black Finish: The factory black powder coat finish (confirmed by the -B suffix and color spec) integrates cleanly in data center rows, network equipment rooms, and security head-end closets. Vertiv also offers this frame in Winter White for environments where white-finish racks are standard (separate SKU).

Integration and Compatibility

The VRX-52U2436-B-SQM6 (often searched as VRX 52U2436 B SQM6) is compatible with standard 19-inch EIA-310 rack-mount equipment across compute, networking, storage, power, and physical security categories. The M6 square-hole rail standard aligns with Vertiv power distribution and UPS equipment, enterprise switching, and KVM infrastructure. Integrators specifying network switches and patch panels for a new head-end build will find the adjustable depth particularly useful when the room dimensions are finalized after the rack has already been ordered. Pair this enclosure with a blanking panel kit and a cable management solution to complete a clean, serviceable installation.

The dual rail mounting options (#12-24 tapped and 3/8-inch square M6) also make this rack a practical choice for mixed-generation equipment environments — older AV or security gear that uses #12-24 machine screws alongside current IT equipment that uses M6 cage nuts can coexist in the same enclosure without adapter plates.

Frequently Asked Questions

Q: What rail mounting standards does the VRX-52U2436-B-SQM6 support?

A: The VRX-52U2436-B-SQM6 supports 3/8-inch square hole M6 rails (the -SQM6 designation) as well as #12-24 tapped rail configurations within the VRX product line. The M6 square-hole standard is compatible with the vast majority of commercial rack-mount equipment available today.

Q: What is the usable rack height of this enclosure?

A: This SKU provides 52U of usable rack height, which equates to approximately 91 inches of mountable vertical space. The VRX series is also available in 45U and 59U configurations if your design requires a different height.

Q: What depth range does the VRX-52U2436-B-SQM6 support?

A: The enclosure supports an adjustable internal depth of 24 to 36 inches, making it suitable for both shallow equipment rooms and installations requiring deeper chassis clearance. This range eliminates the need for a custom-depth order in most commercial retrofit scenarios.

Q: Is the VRX-52U2436-B-SQM6 available in colors other than black?

A: Yes. The VRX series is also offered in Winter White for environments where white-finish racks are the standard. The -B suffix in the part number specifically identifies the black finish variant.

Q: What width equipment does this rack support?

A: The 24-inch exterior width accommodates standard 19-inch EIA-310 rack-mount equipment, which covers servers, network switches, UPS units, patch panels, KVM switches, and virtually all commercial IT and security infrastructure gear.