SKU: 56442394248

Middle Atlantic MRK Series 44RU Open-Frame AV Rack with Back Door - 42in Depth, 22in Width

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Description

Middle Atlantic MRK Series 44RU Open-Frame AV Rack with Back Door - 42in Depth, 22in WidthThe MRK Series 44RU Open Frame AV Rack with Back Door is built for performance under pressure. When projects demand a dependable enclosure that can weather the rigors of on site installation, long term use, and multi bay deployments, this rack rises to the challenge. With a generous 42 inch depth and a compact 22 inch width, it accommodates deep components, power distribution, and extensive cabling while preserving a tidy, accessible workspace for

The MRK Series 44RU Open-Frame AV Rack with Back Door is built for performance under pressure. When projects demand a dependable enclosure that can weather the rigors of on-site installation, long-term use, and multi-bay deployments, this rack rises to the challenge. With a generous 42-inch depth and a compact 22-inch width, it accommodates deep components, power distribution, and extensive cabling while preserving a tidy, accessible workspace for technicians. The open-frame design enhances airflow to keep critical equipment cool, while the back door simplifies rear cable management and service access. Seismic certification adds an extra layer of security for installations in areas with structural concerns, giving contractors confidence that the rack will perform in demanding environments. In short, the MRK 44RU rack is a workhorse that blends rugged construction, thoughtful design, and scalable capacity for today’s sophisticated AV systems.

  • Rugged open-frame design for optimal airflow and cooling. The open frame reduces heat buildup and supports reliable performance for racks filled with video processors, scalers, amplifiers, and large power management solutions.
  • Back Door for streamlined cable management. A sturdy, removable back door provides easy rear access to cables and devices, simplifying maintenance, upgrades, and reconfiguration without compromising security.
  • Generous depth and height for versatile configurations. With a 42" depth and 44RU height, this rack accommodates deep equipment, multi-slot patch panels, and long power strips while maximizing usable space.
  • Built to withstand demanding job sites. Crafted from heavy-gauge steel with a durable powder-coated finish, the MRK rack is designed to endure transport, installation wear, and routine adjustments on large projects.
  • Seismic-certified for safe multi-bay installations. The MRK Series carries seismic certification, delivering assurance on safety and compliance when mounting on walls or in multi-rack configurations in commercial environments.

Technical Details of Middle Atlantic MRK Series 44RU Open-Frame AV Rack

  • Model: MRK Series 44RU Open-Frame AV Rack with Back Door
  • Depth: 42 inches
  • Width: 22 inches
  • Height (RU): 44 Rack Units (44RU)
  • Construction: Heavy-gauge steel with durable powder-coated finish for longevity and scratch resistance
  • Mounting rails: Standard 19-inch rack rails with adjustable front and rear mounting positions to accommodate a wide range of equipment
  • Ventilation: Open-frame design promotes robust airflow around installed gear
  • Access: Back door for secure rear access and simplified cable management
  • Seismic rating: Seismically certified to support high-load, multi-bay installations

How to Install Middle Atlantic MRK Series 44RU Open-Frame AV Rack

  • Plan your layout by confirming equipment dimensions, rear clearance, and airflow needs; identify cable routes and power distribution requirements before loading.
  • Position the MRK rack on a stable, level surface in the designated area; use leveling feet or mounting hardware as required to meet local codes and project specs.
  • Install the 19" mounting rails first, ensuring both front and rear rails are aligned and securely fastened; verify that rails are spaced correctly for the specific devices you plan to mount.
  • Begin loading equipment from the bottom up to maintain center of gravity and stability; alternate heavier components with lighter devices and spread power supplies to balance weight distribution.
  • Route all cables through rear openings and the back door, using appropriate cable management accessories to keep runs neat and accessible for maintenance; avoid over-tightening to prevent strain on connectors.
  • Install any required power distribution units, UPS, and patch panels, ensuring adequate clearance for ventilation and service access; label cables for quick identification during future upgrades.
  • Close the back door and test door operation to ensure a full range of motion without contacting cables or equipment; verify that cooling remains effective during simulated load tests.
  • If required by project specifications, secure the rack to the floor or wall per local codes and seismic requirements to maximize stability in high-vibration environments.
  • Perform a final check of alignment, airflow, and cable management; plan a routine inspection schedule to maintain performance over time.

Frequently asked questions

  • Q: How many RU does this rack provide? A: It provides 44 Rack Units (44RU) of mounting space.
  • Q: What are the external dimensions? A: The rack is 42 inches deep and 22 inches wide, with a height suitable for 44RU configurations.
  • Q: Is the MRK Series seismically certified? A: Yes, the MRK Series is seismic-certified to support safe, code-compliant installations in appropriate regions and multi-bay setups.
  • Q: Does the rack include a back door? A: Yes, this model features a back door to facilitate rear access and cable management.
  • Q: Is it suitable for deep or large equipment? A: Absolutely. The 42" depth accommodates deeper devices, power distribution units, and multi-slot panels while maintaining accessible service space.
  • Q: Can I customize the rails or add accessories? A: The MRK Series uses standard 19" mounting rails and is compatible with common accessories and components designed for 19" rack installations, allowing flexible customization for future upgrades.
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SKU: 56442394248

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JLP04
Fort Morgan, US
★★★★★ 5
Great read for all levels!
Format: Kindle
This book is truly educational and informative. Finally a book that actually helps with navigating through experiences and scenarios in this business that you can apply to real life. Whether you're an active or passive investor, or a "newbie" or veteran in the real estate space, this book will add value to you.
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Reviewed in the United States on July 7, 2021
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Hubert Herring
Los Angeles, US
★★★★★ 5
great resource for high school parents
Format: Paperback
A terrific book -- on many levels. It is, first, a series of excellent suspense stories, with vivid characterizations of the students seeking admission to Wesleyan. The author found some fascinating students to follow, with the result that the reader really cares what happens to them. Even more important -- especially to someone about to embark on the college hunt -- he provides an invaluable insight into how the admissions process works. The admissions game, I now realize thanks to this splendid tale, is a crazy-quilt mixture: at Wesleyan, at least, the process focuses on the individual, quirks and all, far more than I imagined. At the same time, the process comes off as frighteningly random -- with so much depending on which admissions officer reads the application, and what that person focuses on in the few minutes available. The book is also a vivid reminder that admissions officers are people, too -- people of infinite variety. So it was a pleasure to read -- and it will also prove immensely useful to parents. One common theme kept repeating: take the hard courses, even if it means lower grades. Another: having a passion is a real plus, but the rest of the record can't be a disaster. But those are just the beginning.
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Reviewed in the United States on September 11, 2003
B
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Brian Tarbox
Massapequa, US
★★★★★ 4
Very accurate view of admission (I worked there); compelling read, enlightening even for people who think they already know
Format: Kindle
I was a Senior Interviewer during my senior year at Wesleyan 1981 and so I worked with many of the main characters in the book. Although the book describes a later time period it rang entirely true to me. The volume of applications...the controlled chaos...the searching for a hook or a champion for an application was very familiar. At least at Wes it seemed (and seems) that unless one's application has some unusual feature that the school is looking for that year (a particular athlete or a particular musician or a particular tough background that was overcome) the road to admission will be challenging. An area that did surprise me was the emphasis on the family of the applicant...and the degree to which an applicant was held to a higher standard if their parents were deemed to be college fluent. I guess this makes sense and actually provides a leveling of the playing field but it was surprising none the less. It may also be surprising to some that these days you don't just need to convince the gatekeepers that you could be successful at the school..you must also show how your presence would enhance the school. This is of course an enormous burden for most teenagers. Like it or not this is the reality at many "top" schools. If you or your child is applying to college you owe it to yourself to read this book....either to understand the game or to make an informed decision not to play.
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Reviewed in the United States on May 20, 2013
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P. Meltzer
Grantham, US
★★★★★ 5
What is better? The overachieving 6 or underachieving 8?
Format: Hardcover
First, let me say that I thought that this was an excellent book and would recommend it to anyone who is at all interested in the college admissions process. Second, I was surprised at how many of the reviewers seemed shocked--shocked!--that applicants got bonus points for coming from minority backgrounds. Was this some kind of revelation? However one thing that surprised me a little bit is how--even moving beyond race entirely--the more advantages you have had in life, the more disadvantageous it will be for your admissions process. For example, I was unaware that having successful parents would be, in essence, held against you on the theory that more would be expected of you. While other reviewers have (jokingly?) said that they would advise their white kids not to check the "Caucasian" box, I might advise my (still very young) kids to say that their parents have been unemployed their whole life. I suppose that the main issue which this whole process really boils down to is the following: As a college applicant, is it more important to succeed in life relative to the world around you (i.e. relative to your classmates, to others of your race, to others of your geographical area, to your own parents' life and accomplishments, etc.) or is it more important to succeed absolutely and not on a relative scale. This book clearly informs us that the answer is the former and not the latter. Whether that should be the answer is another question. For example, say that a student's entire life could be distilled into 2 numbers each on a sliding scale from 1-10. The first number is simply your academic performance (grades, SAT's, course load, etc.) The second number is your background (race, economic circumstances, gender, etc.) In the case of Wesleyan, it seems clear to me that they would rather have a student whose first number was, say, a 6 if his or her second was a 2 (take Mig for example in Steinberg's book) than a student whose first number was an 8 if the second number was a 9 or 10 (take Tiffany Wang for example). Whether that is the right approach is certainly a legitimate issue for discusion and I'm not saying that it's not. I suppose that one of the things that would be interesting to know (even though one never really can know of course) is whether those numbers will change in the future. For example, if one were to know that Mig would always be a 6 and Tiffany would always be an 8, would that change the analysis as to which is the right approach? I suspect that part of the reason that a school like Wesleyan would favor the overachieving 6 over the underachieving 8 is due to the hope or expectation that those trends will continue in the future and that one day the 6 will actually be ahead of the 8. And maybe that's the way it works. Who knows.
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Reviewed in the United States on February 28, 2003
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Jeremy W.
Whiting, US
★★★★★ 5
You will find out how a selective private college evaluate and admit students
Format: Paperback
I'm a high school counselor and college advisor. Fifteen years ago when I started my college counseling position, I struggled to understand or explain to students and their parents how a selective private college evaluate and admit students. It was this book that helped me understand the essence of selective private college admissions. Compared to other dry theory books, this book tells the admissions practice as stories that are easy to read, understand, and associate with. I highly recommend this book to students, parents, and new counselors.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 5, 2024

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