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Eaton B-Line series runway dropout kit, Used to provide a radius for cable exit cable, self-drilling screws, 12" steel runway drop-out, 18 gauge, ASTM A569 steel, Telco gray powder coat
Manufacturer Resources
Product Specs
- Application:
- Used to provide a radius for cable exit cable
- Certifications:
- UL Listed
- Material Details:
- Telco gray powder coat ASTM A569 steel
- Product Height:
- 4 in
- Product Length Depth:
- 4 in
- Product Weight:
- 1.7 lb
- Product Width:
- 10 in
- Special Features:
- self-drilling screws
- Department:
- Electrical
- Product Group:
- Conduit & Fittings
- Product Subgroup:
- Tees / Crosses
- Product Type:
- Steel runway drop-out
- Product Details:
- Steel runway drop-out
B-LINE SB2129U12TG – Frequently Asked Questions
1) Do I need to buy separate hardware to mount the B-Line SB2129U12TG dropout?
No. The kit ships with self-drilling screws, so the drop-out fastens to the runway without a separate hardware order or pre-drilling.
2) What does a runway dropout actually do in a data or telecom room?
It gives cable a radiused exit off the side or end of a ladder runway so the bundle turns down toward a rack or cabinet without a sharp bend over the runway edge. That curved surface protects jacket and bend radius on copper and fiber runs. The B-Line SB2129U12TG is the 12 inch version.
3) Is the B-Line runway dropout UL Listed?
Yes, the SB2129U12TG carries a UL Listed marking. That is the rating stated for the part.
4) Will the finish on this dropout match my existing B-Line telco gray runway?
It is finished in Telco gray powder coat, the standard gray used across Eaton B-Line runway and ladder rack, so it blends with existing gray runway in a telecom room rather than standing out.
5) Can I use this dropout where a cable bundle leaves the runway at 90 degrees toward a wall?
The SB2129U12TG is a drop-out: it radiuses cable downward off a 12 inch runway. If you are turning cable horizontally to another run, that is a job for runway tee or cross fittings, not a drop-out.
6) What gauge and steel is the B-Line SB2129U12TG dropout made from?
18 gauge ASTM A569 steel, powder coated in Telco gray. At 1.7 lb it is light enough for one person to hold in place while driving the screws, but it is formed steel rather than plastic, so it holds the radius under a loaded cable bundle.
How fast can I get the B-LINE SB2129U12TG delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the
continental
U.S.
Need it urgently? Contact Us for expedited shipping options.
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 SB2129U12TG come with a warranty?
Absolutely. The B-LINE SB2129U12TG 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 SB2129U12TG?
You can call, text, or email our expert support team for fast answers. We’re here to help with
product
selection,
installation tips, and troubleshooting. Contact Us
Why buy the B-LINE SB2129U12TG from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support,
and
rewards on
every order.
Our team is always ready to help you choose the right product for your project.