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Middle Atlantic DWR-RR21 Rackrail 10-32 for DWR / EWR Racks, 21U RMS

Special Order: typically 2–6 weeks

Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.

Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.

A member of our team will check with the manufacturer and personally reply by email.

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Product images for Middle Atlantic DWR-RR21 Rackrail 10-32 for DWR / EWR Racks, 21U RMS. 1 image(s) available. Click on image to view full size.

Key Features

  • Securely mount and align equipment with heavy-gauge 10-32 threaded rails that minimize rack movement and reduce installation time
  • Sold in pairs for consistent front-to-back support and faster, professional rackmount assembly
  • 21U RMS capacity enables organized deployment of servers, network switches, and surveillance DVRs in sectional wall mount racks
  • Ecoated black finish resists wear and hides cables for a clean, professional appearance in security and IT environments
  • Lifetime limited warranty from Middle Atlantic by Legrand provides long-term reliability and peace of mind for critical installations

Quick Specifications

Product Model
DWR-RR21
Brand Name
Middle Atlantic by Legrand
Product Name
Mounting Rail
Product Type
Mounting Rail
View Full Technical Specifications

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Product information

DWR-RR21

Overview

Optimize your rack installations with the Middle Atlantic by Legrand DWR-RR21 mounting rail, engineered to deliver reliable, professional-grade support for security, surveillance, monitoring, and IT equipment. This pair of heavy-gauge 10-32 threaded rackrails provides secure, repeatable mounting and helps prevent equipment sag or misalignment during service and upgrades. With a 21U RMS height and an ecoated black finish, the DWR-RR21 integrates cleanly into Middle Atlantic DWR sectional wall mount racks, streamlining deployments of servers, switches, DVRs, and other rackmount hardware. Its robust construction and sold-in-pairs design simplify installation and ensure consistent load distribution across the rack face. Backed by a lifetime limited warranty and U.S. manufacturing, this rackrail reduces downtime risk and supports long-term system reliability. Ideal for network closets, surveillance control rooms, and enterprise monitoring hubs—choose the DWR-RR21 to secure your critical infrastructure and accelerate installation. Add to your rack accessories to complete professional IT and security installations.

Features

  • Securely mount and align equipment with heavy-gauge 10-32 threaded rails that minimize rack movement and reduce installation time
  • Sold in pairs for consistent front-to-back support and faster, professional rackmount assembly
  • 21U RMS capacity enables organized deployment of servers, network switches, and surveillance DVRs in sectional wall mount racks
  • Ecoated black finish resists wear and hides cables for a clean, professional appearance in security and IT environments
  • Lifetime limited warranty from Middle Atlantic by Legrand provides long-term reliability and peace of mind for critical installations
17 of 17 specifications
Technical specifications for Middle Atlantic DWR-RR21 Rackrail 10-32 for DWR / EWR Racks, 21U RMS
General Information
Brand Name Middle Atlantic by Legrand
Manufacturer Legrand Group
Product Name Mounting Rail
Product Type Mounting Rail
Product Series DWR
Manufacturer Part Number DWRRR21
Technical Information
Device Supported Rack
Certifications
TAA Compliant No
Physical Characteristics
Color Black
Depth 20
Width 0.9
Height 36.75
Weight 5.10lb
Product Information
Finishing Ecoated
Warranty
Limited Warranty Lifetime
Miscellaneous
Compatibility Middle-Atlantic DWR-21-17/22 Sectional Wall Mount Rack
Country of Origin US

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SKU:
DWR-RR21
Manufacturer part:
DWR-RR21
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When will this item ship?

Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.

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What should I know about returns?

Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

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Middle Atlantic DWR-RR21 Rackrail 10-32 for DWR / EWR Racks, 21U RMS

DWR-RR21

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