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Middle Atlantic SR-46-28 46-Space Steel Pivoting Rack (23.5" W x 28" D x 101.75 H")

BH #MISR4628 • MFR #SR-46-28
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Middle Atlantic SR-46-28 46-Space Steel Pivoting Rack (23.5" W x 28" D x 101.75 H")
Key Features
  • 46U Equipment Rack
  • Improved Rackrail Brackets
  • Tip and Vibration Resistant
  • Flexible Cable Entry Access
This SR-46-28 46-Space Steel Pivoting Rack (23.5" W x 28" D x 101.75 H") from Middle Atlantic is a 46U rack designed for 19" wide equipment that pivots on its floor base for easy working access. It features the trademarked "Tool-Free Quick-Mount" system, which allows for easy mounting of the center section to the backpan on the job site.
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Expected availability: 7-14 Business Days
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This item cannot be canceled or returned.
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Middle Atlantic SR-46-28 Overview

This SR-46-28 46-Space Steel Pivoting Rack (23.5" W x 28" D x 101.75 H") from Middle Atlantic is a 46U rack designed for 19" wide equipment that pivots on its floor base for easy working access. It features the trademarked "Tool-Free Quick-Mount" system, which allows for easy mounting of the center section to the backpan on the job site.

With a working depth of 28", its welded-steel construction supports up to 500 lb—adjustable 1/8", 10-32-threaded front rackrails make positioning your equipment a snap (optional rear rackrails available separately). Abundant, built-in cable lacing points and touch-fastener tie points allow you to organize any quantity of cables. Numerous knockouts on the top, bottom, and back offer pass-through points for cabling; 1/2, 3/4, 1, 1-1/2, 2, and 3" electrical knockouts as well as a 5/8" knockout for UHF/VHF antenna, are all featured.

Solid Construction
Constructed from 16-gauge steel with 1/8" thick laser-cut corner braces.
Tool-Free Quick-Mount System
Middle Atlantic's trademarked "Tool-Free Quick-Mount" system allows for easy, quick installation.
Cable Management System
Built-in cable lacing points, touch-fastener tie points, and numerous knockouts allow you to organize any quantity of cables.
Customization
A variety of accessories allow you to personalize your rack to meet your exact needs: doors, fans, latches, rear rackrails, and more.
No-Clog, Rack-Rail Threads
All rack rails finished in durable "e-coat" to prevent clogged threads.
Industry-Standard Design
Rackrail is labeled in EIA standard rackspace increments allowing for easy equipment alignment.
Pre-Installed Washers
Pre-installed washers on all 10-32 threaded rackscrews save installation time.
Grounding/Bonding Studs
Grounding/Bonding Studs have been provided to help you electrically ground and bond equipment, per NEBS and NEC standards.
Free Layout & Specifications Software
RackTools free layout and specification software included for effective system design help.
UL Listed
This product has been UL (Underwriters Laboratories) Listed in the United States and Canada.
UPC: 656747069222

Middle Atlantic SR-46-28 Specs

Rack Form Factor
46 RU
Rack Depth
28" / 71.1 cm
Load Capacity
500 lb / 226.8 kg
Caster/Wheel
No
Fans
No
Material of Construction
Steel
Wall Mountable
Yes
Enclosure Design
Open
Certifications
CSA, TAA, UL
Interior Dimensions
23.5 x 80.5 x 26" / 59.7 x 204.5 x 66 cm
Exterior Dimensions (W x H x D)
23.5 x 101.8 x 28" / 59.7 x 258.4 x 71.1 cm
Weight
266 lb / 120.7 kg
Packaging Info
Package Weight
266 lb

Middle Atlantic SR-46-28 Reviews

See any errors on this page?

Is the overall height 90 and 3/4 inches, or is ...

Is the overall height 90 and 3/4 inches, or is that just the actual swinging cabinet portion?
Asked by: Zachary
The dimensions for the Middle Atlantic SR-40-28 are WxHxD / 23-1/2 x 90-3/4 x 28".
Answered by: John
Date published: 2026-03-25
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