Middle Atlantic RLA Series Aluminum Two-Post Open Frame Rack
Tough, Anchorable Open Racks for Hefty Weight Capacity Needs

What's special about these open frame racks?
- UL listed in the USA and Canada
- EIA/TIA Compliant
- Heavy Duty 3/16” thick extruded aluminum uprights are 12-24 threaded front and rear
- Click for More Features



If you're looking for versatility and durability at a great price, you can't go wrong with RLA Series aluminum two-post racks by Middle Atlantic.
PART # | U/ RMS | DESCRIPTION | RACKING DIMENSIONS | COLOR | WEIGHT CAPACITY |
Recommended Power view comparison chart |
WEIGHT | PRICE | ||
MA-RLA19-1245 | 45U | 19" - 2 Post Open Frame Rack | 78-3/4" H x 19" W | Silver | 400 lbs | N | P | T | 39 lbs | |
MA-RLA19-1245B | 45U | 19" - 2 Post Open Frame Rack | 78-3/4" H x 19" W | Black | 400 lbs | N | P | T | 39 lbs | |
MA-RLA19-1251B | 51U | 19" - 2 Post Open Frame Rack | 89-1/4" H x 19" W | Black | 1,600 lbs | N | P | T | 50 lbs |
Accessories
PART # | U/ RMS | DESCRIPTION | DIMENSIONS | COLOR | WEIGHT CAPACITY |
WEIGHT | PRICE |
MA-RLA-CC | - | Vertical Cable Manager for 45U RLA series |
82.7”H x 6”D x 5” W | Black | - | 20 lbs | |
MA-U2MS | 2U | Vented 2 Rack Space Center Mount Shelf View more info |
3-1/2" (2 space) | Black | 50 lbs | 8.7 lbs | |
MA-PB-5A | - | Brackets to mount vertical power strips on rear rackrail (pair) |
- | Black | - | 0.9 lb |
- Heavy Duty 1/4” thick aluminum top angle provides extra stability for cable ladders
- Racks ship flat and are easy to assemble, due to their simple and convenient "knockdown" design
- Includes 25, 12-24 rack screws
- Lifetime Warranty
- Made in the
Not only are these open frame racks TIA/EIA-compliant, they're also available in heights of 45 and 51 rack units. Both sizes feature 15' deep bases constructed of sturdy 1/4" thick aluminum, which include precut holes and screws for secure floor mounting.
45U Additional Features:
- 45U racks have a UL listed 400 pound weight capacity
- Available in 19” (standard)
- Available in Black powder coat or silver brushed aluminum finish
51U Additional Features:
- Available in 19” panel width
- 51U racks have a static 1,600 lbs weight capacity, which maximizes floor space
- Available in Black powder coat finish
Vertical Cable Manager (MA-RLA-CC)
Middle Atlantic cable manager for the 45 U RLA series racks features extensive cable pass-through points ,cable lacing points and a slid front door with a magnetic latch for convenience and durability.
Features:
- 16-gauge steel
- Solid steel hinged door with 3 point magnetic latch
- 4” wide opening for cable pass through on the front of the cable manager
- Abundant cable pass-through points on sides and back
- 36 raised bridge lances for cable lacing
- Lifetime warranty
Part # | MA-RLA19-1245 | MA-RLA19-1245B | MA-RLA19-1251B |
---|---|---|---|
RU | 45 | 45 | 51 |
Racking Width | 19" [483 mm] | 19" [483 mm] | 19" [483 mm] |
Overall Height | 84.0" [2134 mm] | 84.0" [2134 mm] | 96.125" [2442 mm] |
Overall Depth | 15" [381 mm] | 15" [381 mm] | 15" [381 mm] |
UL Listed Load Capacity | 400 lbs | 400 lbs | 400 lbs |
Static Load Capacity | 1600 lbs | 1600 lbs | 1600 lbs |
Material | Extruded aluminum | Extruded aluminum | Extruded aluminum |
Finish | Silver brushed and anodized | Flat black powder coat | Flat black powder coat |
- RLA Rack Specifications (PDF)
View Enclosure GUIDE Based on Venue & Application
MANUALS -
- RLA Rack Specifications (PDF)
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HOW-TO CORNER -

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