The smart place to shop
Serving you since 2012
Order Assistance
Contact us here
View Cart
Login
Categories
Search
Brands
Categories
A-C
D-F
G-I
J-L
M-O
P-R
S-U
V-X
Y-Z
0 - 9
Request Quote Form
First name
*
This is a Required Field.
Last name
*
This is a Required Field.
Business Name - Verified Businesses Receive Priority!
This is a Required Field.
Street - Shipping Address (No Replies - Outside the U.S.)
*
This is a Required Field.
City
*
This is a Required Field.
State
*
This is a Required Field.
Country
*
This is a Required Field.
Zip Code
*
This is a Required Field.
Verified Emails Get 1st Priority - New or Gmail accounts will likely get no reply!
*
This is a Required Field.
Phone Number.
*
This is a Required Field.
Item Number & Part number - REQUIRED
This is a Required Field.
Quantity - Specify UOM
This is a Required Field.
Item Number & Part number
*
This is a Required Field.
Quantity
*
This is a Required Field.
Item Number & Part number
This is a Required Field.
Quantity
This is a Required Field.
Item Number & Part number
This is a Required Field.
Quantity
This is a Required Field.
Item Number & Part number
This is a Required Field.
Quantity
This is a Required Field.
Item Number and Part number
This is a Required Field.
Qty
This is a Required Field.
Comments: Please be specific about what your are requesting via the contact form.
*
This is a Required Field.
Select boxes
*
Lift-Gate Required
Business Unloading Dock
Available Forklift
Residential Address
Business Address
Limited Access - Gated/Security
Island, Draw Bridge, High Traffic
This is a Required Field.
Provide the Billing Address below if different than the shipping address!
This is a Required Field.
We only provide quotes for customers within the United States!
Quotations are reserved large order requests, LTL freight shipping or government agency quote requests.
Customer service quote replies may take up to 2 business days excluding weekends or holiday's.
All quotations are based on complete and accurate information. Customer's are responsible for all additional shipping charges which occur from not providing complete and accurate destination information!
Freight drivers do not assist in the unloading trucks. Shipping quotes are determined to be Dock to Dock unless specified differently!
The customers must be available and ready for delivery, any additional fee's will will be billable to the customer.
Destinations located on an island over a toll-bridge crossing, in a high traffic metropolitan district or within a restricted delivery area must be notated prior to quotation to achieve correct freight charges.
×
Outlet Box Extension
Outlet Box Extension are an important part of the Electrical Box Extensions & Adapters category within Electrical > Electrical Boxes & Accessories > Electrical Box Extensions & Adapters > Outlet Box Extension. National Supply Network offers professional-grade outlet box extension for contractors, maintenance teams, warehouses, and industrial operations.
Let us Help You Find What You Need
Request A Quote
Products
1-3 of
3
Sort By...
Product Name
Newest Products
Priced Low to High
Priced High to Low
Best Sellers
Product Status
Show
72 Per Page
144 Per Page
216 Per Page
288 Per Page
360 Per Page
B1MGEXT-2 Carlon Multi-Gang Outlet Box Extension
Manufacturer:
Thomas & Betts
Item Number:
502292
Manufacturer Part ID: B1MGEXT-2
Price:
$8.29
G19281-E-UPC Southwire Handy Box Outlet Box Extension
Manufacturer:
Southwire
Item Number:
516855
Manufacturer Part ID: G19281-E-UPC
Price:
$3.94
SBEX-UPC Southwire Box Extension
Manufacturer:
Southwire
Item Number:
506168
Manufacturer Part ID: SBEX-UPC
Price:
$4.84
Products
1-3 of
3
Related Electrical Box Extensions & Adapters Categories
•
Outdoor Box Extension
•
Square Box Extension
•
Octagon Box Extension
•
Floor Box Adjusting Ring
•
Electrical Box Covers
•
Electrical Box Fittings & Accessories