

At Westburne, we pride ourselves on being your go-to electrical wholesaler, dedicated to delivering top-notch service. We have decided to discontinue the option to purchase online using credit cards without a Westburne Trade Account. If you are interested in opening a trade account with us, simply Register here. We look forward to serving you!

We have updated our data protection policies based on new GDPR act. See Details
 You are viewing products available in Westburne all division. Change
  • Product Categories
  • My Premio Account
  • Branch Locator
  • RockwellConfigurator
  • Rockwell Training
  • Canadian Products
  • all
  • 


Changing the pickup branch can affect product availability.

Try refining your search.
Edit Logo

Uploaded logo will be displayed on header

Upload Logo

Uploaded logo will be displayed on header

Drop your file to upload
Westburne Webshop
Drag to Reposition

 Drag & drop or Browse

 Upload photo
Uploading...

Zoom

Left Right
 Delete Logo
Last Modified By   * on  

Are you sure you want to delete the photo?

Westburne Webshop
Westburne Webshop
0 – try another search
  •  
    Log In
    Register

    Get your BEST experience!

    Your email is missing an '@'

    Forgot Username
    Caps lock is on
    Forgot Password

    Register your account

  • Fast Order
    Upload a product file
  •   Cart 0
 Back
  • Browse Products
    • View All Categories
    • View All Brands
  •  Sign In

  • View All Categories
  • View All Brands
  • Fast Order
  • Branch locator
  • Top Brands
    • View Top Suppliers
    • View All Brands
  • Digital Tools
    • Catalogues
    • Easy Cart Builder
    • Fast Order
    • Rockwell Configurator
    • Quotes
    • Mobile App
    • Web User Guide
    • 24hr Locker Pickup
  • Solutions
    • Wire & Cable
    • Lighting & Energy
    • Automation & Services
    • Industrial Internet of Things (IIoT)
    • Process Industry Solutions
    • Projects Solutions
    • Clean Energy Solutions
    • Case Studies
  • About Us
    • About
    • What is an electrical distributor?
    • Who are we?
    • Meet our Leadership Team
    • Our Communities
    • Women of Westburne (WOW)
    • Contact
    • National Service Centre
    • Branch Locations
    • Contact Us
    • Careers
  • menu_book Catalogues
    • Loading promotions. Please wait

  • sell Promos
    • Loading promotions. Please wait

  • savings Clearance
    • Loading promotions. Please wait

Select billing account

Current account :

 

Change billing account

Select your project(s)
Choose Delivery Address
 Changing the branch may affect the stock of all items. Some items may no longer have stock for purchase.
  • Browse
  • Enter New Address
Map content here
Choose your Westburne division
Update Cart?

Changing division would affect availability and pricing of products in your cart.

This website uses cookies to improve your online experience. By accepting you agree to allow us store cookies on your computer. Learn More

This website uses cookies to improve your online experience. By accepting you agree to allow us store cookies on your computer. Learn More

Changing your ship-to location may impact your product pricing and availability.

Do you want to proceed with this change?

 Back to Top
  1. Home
  2. Boxes & Enclosures
  3. Commercial Metallic
  4. Outlet Boxes & Covers
  5. Extension Rings

Extension Rings Extension Rings (36 Products)


Popular Product name (alphabetical) Part number (ascending) Part number (descending) Brand name (ascending) Brand name (descending) Relevance
 Filter
Popular Product name (alphabetical) Part number (ascending) Part number (descending) Brand name (ascending) Brand name (descending) Relevance

Sort By

Filter

Stock Availability 
Branch Stock help New 
Brand 

No result found. Try another search

DEPTH 
Material 
Width 
View more (30)

Please wait while we update your results

Showing 1 - 24  of 36 Results
View:  
  •  Previous
  • 1
  • 2
  •  Next
Confirm Add to Cart

You have a fixed quote in your cart. If you add this product to cart, all quoted products will be removed. Please complete the order for your quote first and add this product to the cart afterwards.

Or click the button below to replace your current cart with this product.

BE1 BOX EXTENDER
ARLINGTON INDUSTRIES INC.
BE1 BOX EXTENDER

Part Number #ARLBE1

Mfr Part Number #BE1

Part Number #ARLBE1

Mfr Part Number #BE1

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BC-1110-R UTILITY BOX 1-7/8" DEEP
ABB | IBERVILLE
BC-1110-R UTILITY BOX 1-7/8" DEEP

Part Number #THSBC1110R

Mfr Part Number #BC1110R

Part Number #THSBC1110R

Mfr Part Number #BC1110R

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BC-55151-K 4" OCTAG EXT RING 1-1/
ABB | IBERVILLE
BC-55151-K 4" OCTAG EXT RING 1-1/

Part Number #THSBC55151K

Mfr Part Number #BC55151-K

Part Number #THSBC55151K

Mfr Part Number #BC55151-K

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BC-53151-K 4" SQUARE EXT RING 1-1/2
ABB | IBERVILLE
BC-53151-K 4" SQUARE EXT RING 1-1/2

Part Number #THSBC53151K

Mfr Part Number #BC53151K

Part Number #THSBC53151K

Mfr Part Number #BC53151K

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BE2 BOX EXTENDER 2 GANG
ARLINGTON INDUSTRIES INC.
BE2 BOX EXTENDER 2 GANG

Part Number #ARLBE2

Mfr Part Number #BE2

Part Number #ARLBE2

Mfr Part Number #BE2

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BC73171-K 4-11/16" SQEXTENSION2-1/8"DEEP
ABB | IBERVILLE
BC73171-K 4-11/16" SQEXTENSION2-1/8"DEEP

Part Number #THSBC73171K

Mfr Part Number #BC73171-K

Part Number #THSBC73171K

Mfr Part Number #BC73171-K

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BC-53171-K 4" SQUARE EXT RING 2-1/8
ABB | IBERVILLE
BC-53171-K 4" SQUARE EXT RING 2-1/8

Part Number #THSBC53171K

Mfr Part Number #BC53171K

Part Number #THSBC53171K

Mfr Part Number #BC53171K

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BCOBEX 4IN ROUND BOX EXTENS.RING 1/2IN
ABB | IBERVILLE
BCOBEX 4IN ROUND BOX EXTENS.RING 1/2IN

Part Number #THSBCOBEX

Mfr Part Number #BCOBEX

Part Number #THSBCOBEX

Mfr Part Number #BCOBEX

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BE3 TRIPLE GANG BOX EXTEND
ARLINGTON INDUSTRIES INC.
BE3 TRIPLE GANG BOX EXTEND

Part Number #ARLBE3

Mfr Part Number #BE3

Part Number #ARLBE3

Mfr Part Number #BE3

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative

New - Online Only


 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BE1R ROUND BOX EXTENDER
ARLINGTON INDUSTRIES INC.
BE1R ROUND BOX EXTENDER

Part Number #ARLBE1R

Mfr Part Number #BE1R

Part Number #ARLBE1R

Mfr Part Number #BE1R

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

CI-55171-K 4" OCTAGON EXT RING 2-1/8
ABB
CI-55171-K 4" OCTAGON EXT RING 2-1/8

Part Number #THSCI55171K

Mfr Part Number #CI55171-K

Part Number #THSCI55171K

Mfr Part Number #CI55171-K

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BC73151-K 4-11/16" SQEXTENSION1-1/2"DEEP
ABB | IBERVILLE
BC73151-K 4-11/16" SQEXTENSION1-1/2"DEEP

Part Number #THSBC73151K

Mfr Part Number #BC73151-K

Part Number #THSBC73151K

Mfr Part Number #BC73151-K

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BE4 FOUR GANG BOX EXTENDER
ARLINGTON INDUSTRIES INC.
BE4 FOUR GANG BOX EXTENDER

Part Number #ARLBE4

Mfr Part Number #BE4

Part Number #ARLBE4

Mfr Part Number #BE4

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative

New - Online Only


 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

CI-53171-ER 4" SQUARE EXT RING 2-1/8"
ABB
CI-53171-ER 4" SQUARE EXT RING 2-1/8"

Part Number #THSCI53171ER

Mfr Part Number #CI53171-ER

Part Number #THSCI53171ER

Mfr Part Number #CI53171-ER

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BES1 1 GANG SURFACE BOX EXT
ARLINGTON INDUSTRIES INC.
BES1 1 GANG SURFACE BOX EXT

Part Number #ARLBES1

Mfr Part Number #BES1

Part Number #ARLBES1

Mfr Part Number #BES1

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BC-2020-R UTILITY BOX 1-7/8" DEEP
ABB | IBERVILLE
BC-2020-R UTILITY BOX 1-7/8" DEEP

Part Number #THSBC2020R

Mfr Part Number #BC2020R

Part Number #THSBC2020R

Mfr Part Number #BC2020R

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BES2 2 GANG SURFACE BOX EXT
ARLINGTON INDUSTRIES INC.
BES2 2 GANG SURFACE BOX EXT

Part Number #ARLBES2

Mfr Part Number #BES2

Part Number #ARLBES2

Mfr Part Number #BES2

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BCT840 HAND CRIMP TOOL
ABB | IBERVILLE
BCT840 HAND CRIMP TOOL

Part Number #THSBCT840

Mfr Part Number #BCT840

Part Number #THSBCT840

Mfr Part Number #BCT840

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

BCT840S HAND CRIMP TOOL
ABB | IBERVILLE
BCT840S HAND CRIMP TOOL

Part Number #THSBCT840S

Mfr Part Number #BCT840S

Part Number #THSBCT840S

Mfr Part Number #BCT840S

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

55171K OCTAGON EXT R"G 4X2.125" K
HUBBELL
55171K OCTAGON EXT R"G 4X2.125" K

Part Number #HUB55171K

Mfr Part Number #55171K

Part Number #HUB55171K

Mfr Part Number #55171K

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

53171KBAR EXTENSION RING 4
HUBBELL
53171KBAR EXTENSION RING 4

Part Number #HUB53171KBAR

Mfr Part Number #53171KBAR

Part Number #HUB53171KBAR

Mfr Part Number #53171KBAR

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

53151KBAR OUTLET BOX
HUBBELL
53151KBAR OUTLET BOX

Part Number #HUB53151KBAR

Mfr Part Number #53151KBAR

Part Number #HUB53151KBAR

Mfr Part Number #53151KBAR

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

SBEXBAR DEVICE BOX EXT 2X3" UPC
HUBBELL
SBEXBAR DEVICE BOX EXT 2X3" UPC

Part Number #HUBSBEXBAR

Mfr Part Number #SBEXBAR

Part Number #HUBSBEXBAR

Mfr Part Number #SBEXBAR

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

53171ER SQUARE BOX EXT R"G 4X4X2.125" ER
HUBBELL
53171ER SQUARE BOX EXT R"G 4X4X2.125" ER

Part Number #HUB53171ER

Mfr Part Number #53171ER

Part Number #HUB53171ER

Mfr Part Number #53171ER

Contact your local branch to check product availability.

Look up branches

Contact your sales representative to confirm availability.

View Alternative



 EA
Min:  1 EA

Contact your sales representative to confirm availability.

 Add to cart

Price on demand, please contact your branch for details.

Showing 1 - 24  of 36 Results
View:  
  •  Previous
  • 1
  • 2
  •  Next
  •  Previous
  • 1
  • 2
  •  Next
Select at least 2 products to compare Compare 2 Products Compare 3 Products 
 Only three products at a time are allowed.
Clear all

F-Gas (Fluorinated gases) government regulations specify that a limited number of products can be sold in the European Union that contain F-gases which have been linked to climate change.

We encourage you to find products that meet your needs and do not contain these gases.

Cookies Management

Please Choose your cookie settings

If Cookies are disabled, some features on the website may not work properly.More details found here inData protection

Subscribe to our newsletter and get access to sales, demos, training and more!
Products
  • Electrical Distribution
  • Electrical Wire & Cable
  • Heating & Ventilation
  • Motor Control & Automation
  • Conduit, Tray & Fittings
  • Electrical Boxes & Enclosures
  • Lighting
  • All Product Categories
Resources
  • My Premio Account
  • Mobile App
  • Credit Application
  • Our Suppliers
  • Product Categories
  • Salesman Login
General Information
  • About us
  • Accessibility
  • Accessibility for Ontarians with Disabilities (AODA)
  • Contact us
  • Careers
  • Modern Slavery Policy
  • Modern Slavery Report
  • Cookie Settings
Linkedin YouTube instagram facebook
apple app store icon google app store icon
©2025 Rexel
Terms & Conditions
|Privacy Policy
|International Sites open_in_new

A Rexel Group Company
©2025 Rexel www.rexel.ca

rexel global logo