Top 10 Best Round Electrical Box Extender

of November 2024
1
Best ChoiceBest Choice
iMBAPrice BE1R 1-Gang 4.35-Inch x 1.5-Inch Plastic Electrical Ceiling Box
iMBAPrice
iMBAPrice
10
Exceptional
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2
Best ValueBest Value
Sigma Engineered Solutions, Gray 14236 1/2-Inch 4 Hole Round Weatherproof
Sigma Electric
Sigma Electric
9.9
Exceptional
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3
4 inch round, 1/2 inch thick outlet/electrical spacer - 3 pack
Smart Fill Spacers
Smart Fill Spacers
9.8
Exceptional
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4
iMBAPrice BE1R-2 (2-Pack) 1-Gang 4.35-Inch x 1.5-Inch Plastic Electrical
iMBAPrice
iMBAPrice
9.7
Exceptional
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5
Greenfield Made in The U.S.A. Weatherproof Electrical Outlet Box Extension,
Greenfield
Greenfield
9.6
Exceptional
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6
Carlon A471 Outlet Box Plaster Ring, Round, Raised, 4-Inch Diameter, Blue
Thomas & Betts
Thomas & Betts
9.5
Excellent
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7
2 Pcs, 4 in. Round Pan Box Extension Ring, 1/2 in. Deep, Zinc Plated Steel Used
Garvin
Garvin
9.4
Excellent
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8
Raco Incorporated 243139 Deep Steel Octagon Extension Ring, 4 by 1-1/2-Inch
Hubbell
Hubbell
9.3
Excellent
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9
Hubbell-Raco 111 Extension Ring Ceiling Outlet Box, 11.8 Cu-in, 3-1/2 in Dia X
Raco
Raco
9.2
Excellent
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10
Hubbell-Bell 5363-0 Round Weatherproof Extension Adapter, 18.3 Cu-in, 4 in Dia
BELL
BELL
9.1
Excellent
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About Round Electrical Box Extender

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iMBAPrice BE1R 1-Gang 4.35-Inch x 1.5-Inch Plastic Electrical Ceiling Box Extender for 3.5" and 4" Round or Octagonal Boxes

Used on 3-12 Inch and 4 Inch Round and Octagonal Set Back Ceiling Box. Manufactured from 105 deg C continuous use 94 V-0 rated flame-retardant plastic for safer installations. This Trimmable box extender is capable of accommodating shallow boxes and avoids obstructions. Plastic Material 1-12 Inch Octagon Shape 4.35 Inch Diameter Height 4.85 Inch.

Sigma Engineered Solutions, Gray 14236 1/2-Inch 4 Hole Round Weatherproof Extension Ring

Used to extend the depth of a 4-in round weatherproof box. Features four 12-in knockouts and 16.5 cu. in. capacity. Die-cast metal construction and powder coated for corrosion resistance. Includes closure plugs, hardware and gasket. Product is UL and CSA listed, suitable for wet locations and NEMA 3R rated.

4 inch round, 1/2 inch thick outlet/electrical spacer - 3 pack

iMBAPrice BE1R-2 (2-Pack) 1-Gang 4.35-Inch x 1.5-Inch Plastic Electrical Ceiling Box Extender for 3.5" and 4" Round or Octagonal Boxes

Used on 3-12 Inch and 4 Inch Round and Octagonal Set Back Ceiling Box. Manufactured from 105 deg C continuous use 94 V-0 rated flame-retardant plastic for safer installations. This Trimmable box extender is capable of accommodating shallow boxes and avoids obstructions. Plastic Material 1-12 Inch Octagon Shape 4.35 Inch Diameter Height 4.85 Inch.

Greenfield Made in The U.S.A. Weatherproof Electrical Outlet Box Extension, White, (RB25AWS)

Made in the U. S. A.. UL Listed, Weatherproof. Die cast aluminium alloy. Durable powder coat finish. Corrosion resistant.

Carlon A471 Outlet Box Plaster Ring, Round, Raised, 4-Inch Diameter, Blue

Non-metallic. 32 cubic-inch capacity. 12-inch raised.

2 Pcs, 4 in. Round Pan Box Extension Ring, 1/2 in. Deep, Zinc Plated Steel Used to Mount Ceiling & Wall Lighting Fixtures to Provide Additional Wire Capacity

12in deep pan box extension rings are used to mount ceiling and wall lighting fixtures to provide additional wire capacity when needed. Garvin Industries pan box extension rings prevent the need to remove old pan boxes and wiring from circuits when additional wiring is needed..

Raco Incorporated 243139 Deep Steel Octagon Extension Ring, 4 by 1-1/2-Inch

This are easy to use. This are highly durable. This is manufactured in China. It is 4 x 1-12 in. Deep, Steel Octagon Extension Ring. It is 4 Each 12 in. Knockouts, 15-12 CUIN. It is of 4 x 1-12 inch Deep.

Hubbell-Raco 111 Extension Ring Ceiling Outlet Box, 11.8 Cu-in, 3-1/2 in Dia X 1-1/2 in D, 3-1/2"

3-12-inch. Octagon extension. Metallic. 1-12 deep. Side knockouts 4 12. Cubic inches 11.8.

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

Reinforced connector outlets.. State-of-the-art powder coat finish provides maximum weatherability and scratch resistance.. Rugged die cast aluminum construction. Four closure plugs included. Hubs accept all threaded fittings and threaded conduit.. Includes gasket and mounting hardware..
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