Eaton B-Line series open frame racks, Aluminum, 3/8"-16 mounting hardware, (2) RMUs of mounting space, Aluminum - brushed, Two-post network equipment rack guard rail
Manufacturer Resources
Product Specs
- Certifications:
- Not Applicable
- Product Height:
- 2 in
- Product Length Depth:
- 4.25 in
- Product Weight:
- 1.5 lb
- Product Width:
- 19 in
- Special Features:
- (2) RMUs of mounting space
- Department:
- Electrical
- Product Model:
- Two-post network equipment rack guard rail
- Product Finish:
- Brushed aluminum
- Product Material:
- Aluminum
B-LINE SB58901AAL – Frequently Asked Questions
1) Will the Eaton B-Line SB58901AAL guard rail fit a standard 19 inch two-post rack?
Yes. The SB58901AAL guard rail is built at 19 inches wide for two-post open frame racks, and it uses 3/8"-16 mounting hardware, which is the thread on B-Line series open frame rack rails. It adds 2 RMUs of mounting space where it installs.
2) How much rack space does the SB58901AAL guard rail take up?
It occupies 2 rack units and provides 2 RMUs of mounting space in the frame. Physical height is 2 inches with a 4.25 inch depth, so plan for a 2U gap in your elevation drawing.
3) Is the B-Line SB58901AAL guard rail aluminum or steel, and will it match brushed aluminum racks?
Aluminum construction with a brushed aluminum finish, so it matches B-Line aluminum open frame racks in the same finish rather than a black powder coat frame. Aluminum also keeps it light at 1.5 lb, which matters when you are reaching into a loaded rack to set it.
4) What does a rack guard rail actually do on an open two-post frame?
On a two-post open frame rack the equipment is exposed on both sides, so a guard rail gives cabling and gear a physical edge to run against and keeps patch cords and equipment faces from being knocked or dragged past the rail. The SB58901AAL is the two-post network equipment rack guard rail in the Eaton B-Line open frame series, and it takes 2 rack units of the frame.
5) How deep is the SB58901AAL guard rail, and will it interfere with equipment mounted behind it?
Depth is 4.25 inches off the rail, so it projects into the equipment zone by that much. On a two-post frame with center-mounted switches or patch panels, check that the gear sharing that 2U window is not deeper than your clearance allows before you set it.
6) Does the B-Line SB58901AAL carry a UL listing or other certification?
The guard rail is a passive aluminum rack accessory and carries no product certification, which is normal for a mechanical mounting component rather than an electrical one. Any listing requirement on your job applies to the powered equipment and the rack bonding, not to this rail.
How fast can I get the B-LINE SB58901AAL delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
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Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit,
reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the B-LINE SB58901AAL come with a warranty?
Absolutely. The B-LINE SB58901AAL is backed by a manufacturer’s warranty.
For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the B-LINE SB58901AAL?
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