Middle Atlantic MRK-3726 MRK Series Open-Frame AV Rack with Back Door, 26" Depth x 22" Width, 37U RMS

When reliability and space-efficiency matter, the Middle Atlantic by Legrand MRK-3726 open-frame AV rack delivers a workhorse enclosure engineered for professional AV, IT and security deployments. This MRK series rack blends a slim 22-inch external width and 26-inch depth with a 37U RMS capacity to house servers, switches, NVRs and surveillance recorders while preserving valuable floor space. Fully welded 14-gauge steel construction, an internal 1/8-inch brace and seismic certification provide confidence in high-load, mission-critical installs often required for security, monitoring and enterprise networking environments. Installers benefit from gangable frames for multi-bay systems, standard front/rear adjustable 10-32 threaded rails, multiple lacing points and a keyed rear door with grounding/bonding stud for code-compliant grounding. TAA and UL listings plus a black textured powder coat ensure long-term performance and a professional appearance. Ideal for security, surveillance, monitoring, AV and data center applications — configure the MRK-3726 for your next project or contact us to specify this rack for large-scale, seismically rated installations.

• Maximizes usable rack space in tight rooms with a slim 22-inch external width for efficient, space-saving AV and IT deployments
• Delivers commercial-grade protection with welded 14-gauge steel, internal bracing and seismic certification to secure critical security, surveillance, and networking gear
• Supports large system builds with 37U RMS capacity and 26-inch depth for servers, NVRs, switches and cable management hardware
• Simplifies multi-bay installations and cable routing with gangable design, multiple lacing points and slotted rail brackets for clean, serviceable installs
• Built for compliance and longevity: keyed rear door, grounding stud, black textured powder coat finish, TAA/UL listings and a limited lifetime warranty