44 RU MRK Series 22 Inch Wide Pre-Configured Rack, 26 Inches Deep with Side Panel
44 RU floor-standing AV rack, 26" deep, 2500 lbs UL load capacity, seismic rated and pre-configured for professional AV installations
The Middle Atlantic MRK-4426-AV is a pre-configured workhorse enclosure designed specifically for professional AV environments. This 44 RU floor-standing rack features a 23.25" (59.1 cm) width and a 26" (66 cm) depth, providing a usable depth of 24" (61 cm) for equipment integration. Built with fully welded construction for maximum structural integrity, it carries a UL load capacity of 2500 lbs (1,134 kg) and an ASCE-rated seismic load capacity of 1050 lbs (476.3 kg). This rack is ideal for large-scale multi-bay jobs where seismic stability and ruggedness are required. The unit features standard front and rear adjustable 10-32 threaded rackrails with numbered spaces for precise equipment positioning. It comes pre-equipped with integrated fan tops, vent blockers, and a rear door vent to manage airflow. For cable management and power, it includes a 20A, 20-outlet corded power strip (PDT-2020C-NS), a LACE-OP lacer strip with 4 straight and 2 offset lacer bars, and 12 Velcro straps. The enclosure is completed with solid front and configurable rear doors, side panels, and four leveling feet for stable deployment.
Specifications are supplied by the manufacturer. For complete details, check the Resources section.Key features
Specifications
Main specifications 8
| CFM | 550 |
| Depth | 26 in (66 cm) |
| Height | 83.13 in (211.2 cm) |
| Panel Width | 19 in (48.3 cm) |
| Rack Units | 44 RU |
| Shipping Weight | 246 lbs (111.6 kg) |
| UL Load Capacity | 2500 lbs (1,134 kg) |
| Usable Depth | 24 in (61 cm) |
All other specifications 14
| Usable Height | 77.13 in (195.9 cm) |
| Width | 23.25 in (59.1 cm) |
| Federal Ops Country of Origin | USA |
| Gangable | No |
| Product Configuration | Pre-Configured for Pro AV |
| Rack Rail Type | 10-32 |
| Rack Type | Pre-Configured |
| Rear Door | Yes |
| Seismic Rated | Yes |
| Side Panel | Yes |
| UPC | 656747095214 |
| ASCE Number | 7-10 |
| Certifications | ASCEUL Listed |
| Seismic Load Capacity | 1050 lbs (476.3 kg) |
Resources
Questions about this part
Will this rack fit my Pro AV equipment requirements?
The MRK-4426-AV is a 19" (48.3 cm) panel width rack with a usable height of 77.13" (195.9 cm) and a usable depth of 24" (61 cm).
How does this compare to the BGR Series racks?
While the MRK is a heavy-duty workhorse, the BGR Series offers similar height but provides more RU and a higher weight capacity with Forward and Lever Lock™ compatibility.
What is included with this pre-configured rack?
This SKU includes a PDT-2020C-NS 20A power strip, 100 qty 10-32 threaded rack screws, side panels, and a LACE-OP lacer strip kit.
Is this rack suitable for seismic installations?
Yes, this rack is seismic rated with an ASCE 7-10 number and a seismic load capacity of 1050 lbs (476.3 kg).
Which documents are available for submittals?
Installers can access the MRK Series A&E Specification Sheet, seismic certification letters, and CAD technical drawings via the resources tab.