Shop single gang box extension

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$7.29
Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$7.29
Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$2.59
Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$13.79
Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$13.79
Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
New Feedonomics Feed - ARC 8/12/2025
$27.89
Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$27.89
Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
New Feedonomics Feed - ARC 8/12/2025
$9.99
4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power Socket
Amazon.com
76
$9.99
4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power Socket
Amazon.com
$9.35
Single Gang Extension Box Color: White
Amazon.com
1K+
$9.35
Single Gang Extension Box Color: White
Amazon.com
$4.19
Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
New Feedonomics Feed - ARC 8/12/2025
$4.19
Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
New Feedonomics Feed - ARC 8/12/2025
$19.99
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
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179
$19.99
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
Amazon.com
$13.99
6Pcs 1/4 Inch Single Gang Outlet Box Extenders, Outlet Extender For Electrical Box With 12 Screws Receptacle Extension Box For Electrical Outlet
Amazon.com
3
$13.99
6Pcs 1/4 Inch Single Gang Outlet Box Extenders, Outlet Extender For Electrical Box With 12 Screws Receptacle Extension Box For Electrical Outlet
Amazon.com
$7.99
3Pcs Single Gang Receptacle Outlet Box Extenders, 1/2" Electrical Box Extender Junction Box Extender For Electrical Box And Electric Outlet Switches (
Amazon.com
19
$7.99
3Pcs Single Gang Receptacle Outlet Box Extenders, 1/2" Electrical Box Extender Junction Box Extender For Electrical Box And Electric Outlet Switches (
Amazon.com
$3.33
Raco 653 1-1/2D Handybox Extension
New Feedonomics Feed - ARC 8/12/2025
2
$3.33
Raco 653 1-1/2D Handybox Extension
New Feedonomics Feed - ARC 8/12/2025
$23.97
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
Amazon.com
121
$23.97
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
Amazon.com
$16.95
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders - UL Listed - Electrical Outlet Extender For Electrical Box And Electrical Outlet
Amazon.com
1
$16.95
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders - UL Listed - Electrical Outlet Extender For Electrical Box And Electrical Outlet
Amazon.com
$4.83
Topaz Wb1ext 1-Gang Rectangular Weatherproof Extension
New Feedonomics Feed - ARC 8/12/2025
$4.83
Topaz Wb1ext 1-Gang Rectangular Weatherproof Extension
New Feedonomics Feed - ARC 8/12/2025
$2.19
P&S Ext-1 1-Gang Box Extender
New Feedonomics Feed - ARC 8/12/2025
$2.19
P&S Ext-1 1-Gang Box Extender
New Feedonomics Feed - ARC 8/12/2025
$8.45
Electrical Receptacle Box Extender 3/8" Single Gang
Amazon.com
Free shipping
$8.45
Electrical Receptacle Box Extender 3/8" Single Gang
Amazon.com
$11.79
6Pcs 1/4in Single Gang Electrical Box Extender, Outlet Box Extender With 12 Screws Receptacle Extenders For Electrical Outlet Switches (Yellow)
Amazon.com
$11.79
6Pcs 1/4in Single Gang Electrical Box Extender, Outlet Box Extender With 12 Screws Receptacle Extenders For Electrical Outlet Switches (Yellow)
Amazon.com
$12.99
NQEUEPN 6Pcs 1/2"" Single Gang Receptacle Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And
Amazon.com
14
$12.99
NQEUEPN 6Pcs 1/2"" Single Gang Receptacle Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And
Amazon.com
$6.35
Arlington Bes1 1-Gang Surface Box Extender
New Feedonomics Feed - ARC 8/12/2025
250
$6.35
Arlington Bes1 1-Gang Surface Box Extender
New Feedonomics Feed - ARC 8/12/2025
$12.99
3Pcs Single Gang Electrical Outlet Box, 4.25X2.24X2.67 Inch Switch Box Plastic Outlet Box 1-Gang Electrical Outlet Box Extenders For Residential
Amazon.com
42
$12.99
3Pcs Single Gang Electrical Outlet Box, 4.25X2.24X2.67 Inch Switch Box Plastic Outlet Box 1-Gang Electrical Outlet Box Extenders For Residential
Amazon.com
$11.99
6Pcs 1/2" Single Gang Outlet Box Extender Electrical Box Extender With 20Pcs Screws, Receptacle Extender 1 Gang Electrical Box For Electrical Box And
Amazon.com
5
$11.99
6Pcs 1/2" Single Gang Outlet Box Extender Electrical Box Extender With 20Pcs Screws, Receptacle Extender 1 Gang Electrical Box For Electrical Box And
Amazon.com
$7.70
HXH Single Gang 1/2" Receptacle Outlet Box Extenders, Electrical Outlet Box Extender With 6 Screws(6-32 X 1.25), Wall Box Extender For Switches And
Amazon.com
$7.70
HXH Single Gang 1/2" Receptacle Outlet Box Extenders, Electrical Outlet Box Extender With 6 Screws(6-32 X 1.25), Wall Box Extender For Switches And
Amazon.com
$9.41
Bell Extension Box: Extension/Adapter, Aluminum, Gray, 1 Model: 5406-0
Grainger
331
$9.41
Bell Extension Box: Extension/Adapter, Aluminum, Gray, 1 Model: 5406-0
Grainger
$6.55
Raco 5406-0 1-Gang Box Extension Ring
New Feedonomics Feed - ARC 8/12/2025
$6.55
Raco 5406-0 1-Gang Box Extension Ring
New Feedonomics Feed - ARC 8/12/2025
$8.99
3Pcs 1/2" Single Gang Receptacle Outlet Extenders With 6 Screws - Junction Box Extension Accessories For Electric Box And Outlet Switches (Blue)
Amazon.com
20
$8.99
3Pcs 1/2" Single Gang Receptacle Outlet Extenders With 6 Screws - Junction Box Extension Accessories For Electric Box And Outlet Switches (Blue)
Amazon.com
$19.98
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (White)
Amazon.com
185
$19.98
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (White)
Amazon.com
$19.55
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extender - UL Listed - Electrical Outlet Extender For Electrical Box And Electrical Outlet
Amazon.com
22
$19.55
Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extender - UL Listed - Electrical Outlet Extender For Electrical Box And Electrical Outlet
Amazon.com
$4.99
BWP 1 Pack Electrical Outlet Box Extender 1 Gang - Electrical Box Extender With 2 Screws -Single Gang Box Extender Outlet
Amazon.com
9
$4.99
BWP 1 Pack Electrical Outlet Box Extender 1 Gang - Electrical Box Extender With 2 Screws -Single Gang Box Extender Outlet
Amazon.com
$4.98
Bestmounts - 1 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
Amazon.com
34
$4.98
Bestmounts - 1 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
Amazon.com
$6.99
$9.99
5Pcs 1/2in Electrical Box Extenders, Single Gang Outlet Box Extenders With Screws For Switches & Receptacles Universal Fit For PVC Metal & Fiberglass
Amazon.com
30% off
$6.99
$9.99
5Pcs 1/2in Electrical Box Extenders, Single Gang Outlet Box Extenders With Screws For Switches & Receptacles Universal Fit For PVC Metal & Fiberglass
Amazon.com
$26.99
30 PCS BE1-2 Electrical Outlet Box Extenders With 60PCS Screws, (1-Gang) Electrical Power Single Gang Box Extender Electric Box Extender 1 Gang Power
Amazon.com
2
$26.99
30 PCS BE1-2 Electrical Outlet Box Extenders With 60PCS Screws, (1-Gang) Electrical Power Single Gang Box Extender Electric Box Extender 1 Gang Power
Amazon.com
$5.99
1/4" Receptxtenders 1-Pack, Single Gang Receptacle Outlet Box Extender. UL Listed, Mud Ring
Amazon.com
$5.99
1/4" Receptxtenders 1-Pack, Single Gang Receptacle Outlet Box Extender. UL Listed, Mud Ring
Amazon.com
$33.99
Imbaprice BE1-25 (UL Listed) 1-Gang White Non-Metallic Electrical Outlet Box Extender, 25-Pack - Extends Electrical Boxes For Power Switches, Gfcis,
Amazon.com
1K+
$33.99
Imbaprice BE1-25 (UL Listed) 1-Gang White Non-Metallic Electrical Outlet Box Extender, 25-Pack - Extends Electrical Boxes For Power Switches, Gfcis,
Amazon.com
$10.95
3/8" Receptxtenders 1-Pack Single Gang Receptacle Outlet Box Extender. UL Listed, Mud Ring By Wgdepot
Amazon.com
10
$10.95
3/8" Receptxtenders 1-Pack Single Gang Receptacle Outlet Box Extender. UL Listed, Mud Ring By Wgdepot
Amazon.com
$11.99
MCSDFN 6 PCS 1/4" Single Gang Outlet Box Extenders With 12 Screws - Electrical Outlet Extender Receptacle Box Extenders For Electrical Outlet Switches
Amazon.com
$11.99
MCSDFN 6 PCS 1/4" Single Gang Outlet Box Extenders With 12 Screws - Electrical Outlet Extender Receptacle Box Extenders For Electrical Outlet Switches
Amazon.com
$9.99
4Pcs 1/2 Inch Single Gang Outlet Box Extender, Electrical Outlet Extender Receptacle Extender Outlet Extension Box For Electrical Box And Electrical
Amazon.com
48
$9.99
4Pcs 1/2 Inch Single Gang Outlet Box Extender, Electrical Outlet Extender Receptacle Extender Outlet Extension Box For Electrical Box And Electrical
Amazon.com
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    Shop single gang box extension

    Sponsored
    About our ads
    $7.29
    Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
    New Feedonomics Feed - ARC 8/12/2025
    $7.29
    Garvin 53171-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
    New Feedonomics Feed - ARC 8/12/2025
    $2.59
    Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
    New Feedonomics Feed - ARC 8/12/2025
    $2.59
    Garvin 53151-Sub 4" Sq Extension Ring Converts 1-Gang To 4" Sq 1-1/2" Deep 1/2" & 3/4" Ko's
    New Feedonomics Feed - ARC 8/12/2025
    $13.79
    Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
    New Feedonomics Feed - ARC 8/12/2025
    $13.79
    Garvin 73171-Sub 4-11/16" Welded Extension Box Converts 1-Gang To 4-11/16" Sq 2-1/8" Deep 1/2" & 3/4" Ko's
    New Feedonomics Feed - ARC 8/12/2025
    $27.89
    Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
    New Feedonomics Feed - ARC 8/12/2025
    $27.89
    Garvin Tbx-125 Masonry Box Extension Ring 1-Gang 2-1/2" Deep
    New Feedonomics Feed - ARC 8/12/2025
    $9.99
    4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power Socket
    Amazon.com
    76
    $9.99
    4Pcs Electrical Box Extenders, 1/4" Receptacle Outlet Box Extenders Single Gang Extender With 8 Screws Outlet Extender For Electrical And Power Socket
    Amazon.com
    $9.35
    Single Gang Extension Box Color: White
    Amazon.com
    1K+
    $9.35
    Single Gang Extension Box Color: White
    Amazon.com
    $4.19
    Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
    New Feedonomics Feed - ARC 8/12/2025
    $4.19
    Garvin Dex-150 1 Gang Multi-Gang Device Extender 1/2" Raised
    New Feedonomics Feed - ARC 8/12/2025
    $19.99
    Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
    Amazon.com
    179
    $19.99
    Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders UL Listed, Screws (6-32 X 1.25), Electrical Outlet Extender For Electrical Box &
    Amazon.com
    $13.99
    6Pcs 1/4 Inch Single Gang Outlet Box Extenders, Outlet Extender For Electrical Box With 12 Screws Receptacle Extension Box For Electrical Outlet
    Amazon.com
    3
    $13.99
    6Pcs 1/4 Inch Single Gang Outlet Box Extenders, Outlet Extender For Electrical Box With 12 Screws Receptacle Extension Box For Electrical Outlet
    Amazon.com
    $7.99
    3Pcs Single Gang Receptacle Outlet Box Extenders, 1/2" Electrical Box Extender Junction Box Extender For Electrical Box And Electric Outlet Switches (
    Amazon.com
    19
    $7.99
    3Pcs Single Gang Receptacle Outlet Box Extenders, 1/2" Electrical Box Extender Junction Box Extender For Electrical Box And Electric Outlet Switches (
    Amazon.com
    $3.33
    Raco 653 1-1/2D Handybox Extension
    New Feedonomics Feed - ARC 8/12/2025
    2
    $3.33
    Raco 653 1-1/2D Handybox Extension
    New Feedonomics Feed - ARC 8/12/2025
    $23.97
    Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
    Amazon.com
    121
    $23.97
    Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (Blue)
    Amazon.com
    $16.95
    Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders - UL Listed - Electrical Outlet Extender For Electrical Box And Electrical Outlet
    Amazon.com
    1
    $16.95
    Mint Bucket Brands 3/4" Single Gang Receptacle Outlet Box Extenders - UL Listed - Electrical Outlet Extender For Electrical Box And Electrical Outlet
    Amazon.com
    $4.83
    Topaz Wb1ext 1-Gang Rectangular Weatherproof Extension
    New Feedonomics Feed - ARC 8/12/2025
    $4.83
    Topaz Wb1ext 1-Gang Rectangular Weatherproof Extension
    New Feedonomics Feed - ARC 8/12/2025
    $2.19
    P&S Ext-1 1-Gang Box Extender
    New Feedonomics Feed - ARC 8/12/2025
    $2.19
    P&S Ext-1 1-Gang Box Extender
    New Feedonomics Feed - ARC 8/12/2025
    $8.45
    Electrical Receptacle Box Extender 3/8" Single Gang
    Amazon.com
    Free shipping
    $8.45
    Electrical Receptacle Box Extender 3/8" Single Gang
    Amazon.com
    $11.79
    6Pcs 1/4in Single Gang Electrical Box Extender, Outlet Box Extender With 12 Screws Receptacle Extenders For Electrical Outlet Switches (Yellow)
    Amazon.com
    $11.79
    6Pcs 1/4in Single Gang Electrical Box Extender, Outlet Box Extender With 12 Screws Receptacle Extenders For Electrical Outlet Switches (Yellow)
    Amazon.com
    $12.99
    NQEUEPN 6Pcs 1/2"" Single Gang Receptacle Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And
    Amazon.com
    14
    $12.99
    NQEUEPN 6Pcs 1/2"" Single Gang Receptacle Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And
    Amazon.com