44 RU Rackrail Cage Nut for WRK Series
44 RU heavy-gauge cage nut style rackrail pair for WRK Series, seismic rated and TAA compliant
The PROWRK-RR44 provides an additional 44 RU of vertical mounting space for the Middle Atlantic WRK Series. This heavy-gauge, cage nut style rackrail is sold in pairs, allowing you to expand the usable height of your enclosure to a total of 77 in (195.6 cm). These rails feature a 2.54 in (6.5 cm) width and a 20 in (50.8 cm) depth to ensure structural integrity within the WRK base series. This seismic rated hardware is TAA compliant and PEP certified, making it suitable for secure installations. Because these are cage nut style rails, they offer significant flexibility for component mounting compared to threaded hole rails. Each pair includes the necessary mounting hardware to facilitate installation.
Specifications are supplied by the manufacturer. For complete details, check the Resources section.Key features
Specifications
| Depth | 20 in (50.8 cm) |
| Height | 77 in (195.6 cm) |
| Package Count | 1 |
| Rack Units | 44 RU |
| Usable Height | 77 in (195.6 cm) |
| Width | 2.54 in (6.5 cm) |
| Base Series | WRK |
| Rack Rail Type | Cage Nut |
| Seismic Rated | Yes |
| UPC | 656747033582 |
Resources
You'll need these with it
Questions about this part
Will this rackrail work with my WRK Series enclosure?
Yes, the PROWRK-RR44 is specifically designed for use with the Middle Atlantic WRK Series base series enclosures.
What type of cage nuts are required for these rails?
These rails utilize cage nut mounting; compatible items include 6mm cage nuts (CN6MM-100) or 10-32 cage nuts (CN1032-50).
Is this rackrail seismic rated?
Yes, this rackrail is seismic rated to provide additional stability in high-demand environments.
What is the total usable height when installed?
The rails provide a usable height of 77 in (195.6 cm) across the 44 RU span.
What documentation is available for submittals?
Technical documentation includes the WMRK Series Enclosure A&E Specification Sheet and WMRK Series Enclosure Seismic Certification Letter.

