Logo

Explore Electrical Box Extension & Brackets Products - Browse List

At Industrials Unlimited, our goal is to make the parts procurement process easier than it has ever been. Part of this is making the process of finding the exact part you need as fast as possible. To do this, we provide specific subcategories along with each part category in our vast inventory. For example, if you are searching for parts such as 131rac, 14-bl, 203pl, 205rac, 206rac, you will find them here in the subcategory Electrical Box Extension & Brackets. At Industrials Unlimited, we provide each customer with access to a vast, diverse, and highly streamlined inventory which contains a broad range of industrial and automation parts. Furthermore, if you need parts not in our inventory, they can be sourced and shipped directly to you through our international supply chain network that spans the United States, Canada, and the United Kingdom. At Industrials Unlimited, our goal is not only to improve the purchasing experience, but to revolutionize it entirely.

Displaying Page 1 of 10

Part No.DescriptionManufacturerSub CategoryRFQ
131racRaco 131RAC 4" Octagon Extension Ring, Drawn, 1-1/2" Deep, Four 3/4" KO's 4 in. Octagon Extension Ring, Drawn, 1-1/2 in. Deep, Four 3/4 in. KO'sRaco Manufacturing
14-blABB 14-BL BAR HANGER-24 IN LONG Bar Hanger, Length 24 Inches, Straight, Steel, For Mounting Ceiling Boxes, Furnished with Stove BoltBowers/thomas & Betts
203pl4 in. Square Plenum Box Extension, 1-1/2 in. Deep, Eight 1/2 in. and Four 3/4 in. Knockouts RACO 203PL 4SQ PLENUM BOX EXTENSIONRaco Manufacturing
205rac4 in. Square RETRO-RING®, Old Work, Used for Life Safety Support Raco 205RAC 4" Square RETRO-RING, Old Work, Used for Life Safety SupportRaco Manufacturing
206rac4 in. Square RETRO-RING®, Old Work, Used for Mounting of One of Two Device Applications Raco 206RAC 4" Square RETRO-RING, Old Work, Used for Mounting of One of Two Device ApplicationsRaco Manufacturing
270racConcrete Ring, Welded, 4 in. Deep, Single Row 1/2 & 3/4 in. KO's Raco 270RAC Concrete Ring, 2" Deep, 1/2" & 3/4" Single Row KnockoutsRaco Manufacturing
2gbdex-2g2GBDEX 2-Outlet/Switch Box Extension Ring, 2-1/2" Deep, SteelArc-co
2gbex-2g2GBEX 2-Outlet/Switch Box Extension Ring, 1-5/8" Deep, SteelArc-co
3gbdex-3g3GBDEX 3-Outlet/Switch Box Extension Ring, 2-1/2" Deep, SteelArc-co
3gbex-3g3GBEX 3-Outlet/Switch Box Extension Ring, 1-5/8" Deep, SteelArc-co
4-od-ext-1-2Octagon Box Extension Ring, 21.5 Cubic Inches, 4 Inch Diameter x 2-1/8 Inch Deep, 1/2 Inch Knockouts, Pre-Galvanized Steel ABB 4-OD-EXT-1/2 OCTO BOX EXT RINGBowers/thomas & Betts
4-od-ext-splOctagon Box Extension Ring, 21.5 Cubic Inches, 4 Inch Diameter x 2-1/8 Inch Deep, 1/2 Inch and 3/4 Inch Knockouts, Pre-Galvanized Steel ABB 4-OD-EXT-SPL DRWN 4IN OCT EXT RBowers/thomas & Betts
4-s-wr-1-2Square Wall Extension Ring, 21 Cubic Inches, 4 Inch Square x 1-1/2 Inch Deep, 1/2 Inch Knockouts, Galvanized Steel, Three Knockouts on Each Side, Four 8/32 Screws Furnished BW 4-S-WR-1/2 WELD 4 IN SQ OUTLT BXBowers/thomas & Betts
4cse1-2Appleton 4CSE1/2 1/2" Side 13 In³ Steel Handy Box Extension Ring Features:1 7/8IN Depth, For 4 X 2 1/8 IN Boxes, With Slide On, (8) 1/2 IN Knockout, Standard:UL, Material:Steel, Cubic Capacity:13CIAppleton Electric
4gbdex-4g4GBDEX 4-Outlet/Switch Box Extension Ring, 2-1/2" Deep, SteelArc-co
4gbex-4g4GBEX 4-Outlet/Switch Box Extension Ring, 1-5/8" Deep, SteelArc-co
4oe-1-2Appleton 4OE-1/2 4 x 1-1/2" 15.5 In³ Steel Octagon Outlet Box Features:1 1/2IN Depth, For 4 IN Boxes, (4) 1/2 IN Knockout, Standard:UL, Material:Steel, Cubic Capacity:15.5CIAppleton Electric
4oe-splFeatures:1 1/2IN Depth, For 4 IN Boxes, (2) 1/2 IN, (2) 3/4 IN Knockout, Standard:UL, Material:Steel, Cubic Capacity:15.5CI Appleton 4OE-SPL 4 x 1-1/2" 15.5 In³ Steel Octagon Outlet BoxAppleton Electric
4sjde-1-2-3-4Appleton 4SJDE-1/2-3/4 42 In. Steel Square Outlet Box Extension Ring Features:2 1/8IN Depth, For 4 11/16 IN Boxes, (4) 1/2 IN, (6) 3/4 IN Knockout, Standard:UL, Material:Steel, Cubic Capacity:42CIAppleton Electric
4ssle-1-2Features:1 1/2IN Depth, For 4 X 2 1/8 IN Boxes, With Slide On, (8) 1/2 IN Knockout, Standard:UL, Material:Steel, Cubic Capacity:10.3CI Appleton 4SSLE-1/2 4 x 2-1/8" 1-1/2" Deep Steel Drawn Extension Ring Handy BoxAppleton Electric
...

Trusted by Businesses Worldwide

Founders, developers, and business leaders across the globe chose us for their digital asset operations.

Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025
Americas Fastest Growing Private Company
ASA Member
NBAA Member
ISO 9001:2015 & AS9120B
Cage Code 6RE77
ITAR
eCustoms Visual Compliance
D-U-N-S Number 069876325
FAA 0056 B Accredited
ESD S20.20
AS 6081:2012
NIST 800-171 Compliance
Top Distributors 2018
Top Distributors 2020
Top Distributors 2025

Get Started Today

Ready to Request a Quote?

Tell us what you need and our team will get back to you with competitive pricing within 24 hours. No obligation, no hidden fees.

✓ Free quotes · ✓ 24hr response · ✓ Competitive pricing

Why Source With Us

15-Min Quotes

Guaranteed competitive quotes within 15 minutes, 24/7 x 365.

Certified Quality

AS9120B, ISO 9001:2015, and FAA AC 0056B accredited.

Rapid Delivery

On-time worldwide shipping with AOG & expedited options.

6B+ Parts

Search across our database of over 6 billion unique components.