Top 7 Electrical Box Extender Metal – Electrical Outlet Boxes

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1. Thomas & Betts


Drawn Construction, Steel City 59361-1/2 Handy/Utility Outlet Box Extension Ring, 4-Inch Length by 2-1/8-Inch Width by 1-7/8-Inch Depth, Galvanized

Thomas & Betts #ad - 13 cubic-Inch capacity. Drawn construction. Galvanized. 3 1/2 inch each side, 1 1/2 inch each end knockouts. Steel.
BrandThomas & Betts #ad
ManufacturerThomas & Betts #ad
Height3 Inches
Length4 Inches
Weight0.35 Pounds
Width3 Inches
Part Number593611/230
WarrantyT&B warrants that its products will be free from defects in material and workmanship for a period of two years (tools are warranted for ninety days) from the date of shipment. Upon prompt notification of a warranted defect, T&B will, at its option, repair or replace any products found to be defective. 2. In no event will T&B be liable for any consequential, indirect or special damages, nor (except as may otherwise specifically be agreed to in writing through an authorized representative) shall T&B be liable for transportation, labor, or other charges arising out of the removal or reinstallation of its products. Liability for breach of warranty is limited to the cost of repair or replacement of the warranted product.

2. Pass & Seymour


Extending Power, BW2-D, Wiremold Metal Raceway, On-Wall, White, Outlet + Box

Pass & Seymour #ad - Wiremold quality: wiremold products work together seamlessly to save installation time, while providing enhanced flexibility and productivity in environments ranging from residential and educational buildings to meeting rooms and healthcare facilities.

Value raceway: great for adding or extending power in heavy duty applications like brick or concrete walls Paintable to match your walls Made in USA. Enhanced design: outlet box features a sleek profile and easy-to-install design, making it a perfect solution for do-it-yourself installations. Extending power: the outlet box allows you to add or extend power, communications and A/V on walls For most residential wiring devices. Pro's choice: the preferred choice of the pros for 100 years.
BrandPass & Seymour #ad
ManufacturerWiremold/Legrand #ad
Height4.63 Inches
Length1.13 Inches
Weight0.59 Pounds
Width2.88 Inches
Part NumberBW2-D



Hubbell-Bell 5363-0 Round Weatherproof Extension Adapter, 4-Inch, Gray, 18.3 Cu-in, 4 in Dia X 1-1/2 in D

BELL #ad - Model number: 5363-0 . Rugged die cast construction. Extension adapters are used to increase box capacity and allow the installer to add "take-offs-inch to new boxes/devices. Reinforced connector outlets.
BrandBELL #ad
ManufacturerHubbell #ad
Height4.2 Inches
Length1.63 Inches
Weight0.38 Pounds
Width4.2 Inches
Part Number5363-0
Warranty1 Year Warranty



White, Arlington Industries BE2-1 Wall Plates, 1-Pack

ARLINGTON #ad - Levels and supports the wiring device where the box is set back from the wall surface adjusts up to a 1-1/2 inch box extension. Allows the contractor to comply with 2005 NEC Article 314 20 . Manufactured from 105 degree C continuous use 94Vo rated flame retardant plastic for safer installations. Functions with all standard devices switches, and GFCIs. Works in handy boxes and 4 inch square electrical boxes with plaster rings for single switches or receptacle.
ManufacturerArlington Industries #ad
Height4.18 Inches
Length3.47 Inches
Width1.81 Inches
Part NumberFBA_BE2-1
WarrantyArlington fittings are carefully inspected and our manufacturing process is designed to prevent the possibility of a defective product leaving our plant. In the event any of our products are found to be defective, we will replace them with new product free of charge. The time limit for this warranty is one year following the date of sale or one year after the date of installation, whichever is the earlier date. This warranty does not apply when the product is used for any purpose other than the intended use as described in the Arlington literature. This warranty does not apply when the product is used for any installation which would violate the national electrical code or any code which takes precedence in a particular jurisdiction. Labor is not included.

5. Leviton


Leviton 6197-I Shallow Wallbox Extender for Decora/GFCI Device, Ivory

Leviton #ad - Every electrical component is subject to Leviton’s strict in-house quality control and must meet or exceed applicable industry standards. The contoured edges will look nice and coordinate well with Decora products. Shallow wallbox extender for GFCI. You won't need to replace your wallbox and make holes in your home because this attractive wallbox extender will be the perfect solution. Comes with mounting screws. Note: this device is meant to be used with Leviton Decora or GFCI devices.
BrandLeviton #ad
ManufacturerLeviton #ad
Weight0.15 Pounds
Part Number6197-I

6. Gardner Bender


Gardner Bender GSP-24 24 Piece Switch and Receptacle Spacers, Red

Gardner Bender #ad - Twist-apart Spacers. Superior quality at an affordable price. Gardner bender branded products and professional equipment have been a mainstay with electrical contractors.
BrandGardner Bender #ad
ManufacturerActuant #ad
Height0.04 Inches
Length4 Inches
Weight0.15 Pounds
Width1.75 Inches
Part NumberGSP-24
Warranty1 Year Limited Warranty

7. Leviton


Leviton 42777-1WA Surface Mount Backbox, White, Single Gang, Box Depth Is 1.89 Inches

Leviton #ad - Surface mount boxes and Back Boxes have breakouts to match common surface mount raceway systems. Commercial quality product line. Box depth is 1. 89 inches. Surface mount housings and Back Boxes work in places where it may not be practical to add a wall box. Leviton's color matching wallplate series.
BrandLeviton #ad
ManufacturerLeviton #ad
Height0 Inches
Length0 Inches
Weight0.1 Pounds
Width0 Inches
Part Number132-42777-1WA
Warranty1 Year Limited Product Warranty