Shop electrical box extension

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$12.99
3PCS BE4 Electrical Outlet Box Extenders, (4-Gang) Electrical Power Outlet Box Extender, Extender Electric Box Extender 4 Gang Power Switch
Amazon.com
2
$12.99
3PCS BE4 Electrical Outlet Box Extenders, (4-Gang) Electrical Power Outlet Box Extender, Extender Electric Box Extender 4 Gang Power Switch
Amazon.com
2
$18.95
Mint Bucket Brands 1/2" Single Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
62
$18.95
Mint Bucket Brands 1/2" Single Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
62
$39.97
Yeesport 50 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 100 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
2
Free shipping
$39.97
Yeesport 50 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 100 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
2
$9.39
$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
$9.39
$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
$13.99
YEXEXINM 5Pcs Round Electrical Box Extender 1-Gang Plastic Electrical Ceiling Box Extender For 3.5 Inch 4 Inch Round Or Octagonal Electrical Boxes,
Amazon.com
$13.99
YEXEXINM 5Pcs Round Electrical Box Extender 1-Gang Plastic Electrical Ceiling Box Extender For 3.5 Inch 4 Inch Round Or Octagonal Electrical Boxes,
Amazon.com
$19.75
Mint Bucket Brands 1/2" Double Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
$19.75
Mint Bucket Brands 1/2" Double Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
$6.98
4 in. 21 Cu. In. Steel Pre-Galvanized Square Box Extension Ring (531511234UB-25R)
Home Depot
22
Free shipping
$6.98
4 in. 21 Cu. In. Steel Pre-Galvanized Square Box Extension Ring (531511234UB-25R)
Home Depot
22
$10.99
Weatherproof Double Gang Square Extension
Home Depot
2
Free shipping
$10.99
Weatherproof Double Gang Square Extension
Home Depot
2
$6.00
Cantex Lezso Ext Single Gang PVC Box Extender In Gray - 1 Each
Instacart
$6.00
Cantex Lezso Ext Single Gang PVC Box Extender In Gray - 1 Each
Instacart
$18.99
10Pcs BE2 Electrical Outlet Box Extenders With 40 PCS Screws, (2-Gang) Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
$18.99
10Pcs BE2 Electrical Outlet Box Extenders With 40 PCS Screws, (2-Gang) Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
$28.98
Yeesport 30 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 60 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
$28.98
Yeesport 30 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 60 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
$8.89
Single Gang Extension Box Color: White
Amazon.com
1K+
$8.89
Single Gang Extension Box Color: White
Amazon.com
1K+
$6.99
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
$6.99
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
$3.11
Arlington BE2 2-Gang Box Extender | Supplyhouse.Com
SupplyHouse.com
$3.11
Arlington BE2 2-Gang Box Extender | Supplyhouse.Com
SupplyHouse.com
$4.04
Orbit Switch Box Extension Steel 4" Square 1-1/2" Deep 10240115
DkHardware.com
$4.04
Orbit Switch Box Extension Steel 4" Square 1-1/2" Deep 10240115
DkHardware.com
$1.97
Arlington FE102C Single-Gang Plastic Box Extender Center Section For FE102/FES102 (Black) | Supplyhouse.Com
SupplyHouse.com
$1.97
Arlington FE102C Single-Gang Plastic Box Extender Center Section For FE102/FES102 (Black) | Supplyhouse.Com
SupplyHouse.com
$13.99
Imbaprice BE2-3 2-Gang Electrical Box Extender, 3-Pack | UL Listed Non-Metallic White Outlet Box Extension For Recessed Electrical Boxes, Extends 1/4"
Amazon.com
515
$13.99
Imbaprice BE2-3 2-Gang Electrical Box Extender, 3-Pack | UL Listed Non-Metallic White Outlet Box Extension For Recessed Electrical Boxes, Extends 1/4"
Amazon.com
515
$8.90
$12.75
Taymac SE475S Weatherproof Box Extension, 1-Gang, (4) 3/4-Inch Outlets, Gray
Amazon.com
30% off
$8.90
$12.75
Taymac SE475S Weatherproof Box Extension, 1-Gang, (4) 3/4-Inch Outlets, Gray
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
$19.98
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (White)
Amazon.com
$42.99
50PCS BE1-2 Electrical Outlet Box Extenders With 100PCS Screws, (1-Gang)Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
8
Free shipping
$42.99
50PCS BE1-2 Electrical Outlet Box Extenders With 100PCS Screws, (1-Gang)Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
8
$11.99
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
$11.99
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
$19.54
Wiremold 500 And 700 Series Metal Raceway 4-3/4 in. Diameter Open Base Extension Box, White
Home Depot
Free shipping
$19.54
Wiremold 500 And 700 Series Metal Raceway 4-3/4 in. Diameter Open Base Extension Box, White
Home Depot
Free shipping
$9.99
$11.99
NQEUEPN 6Pcs 1/2"" Single Gang Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And Electric
Amazon.com
16% off
$9.99
$11.99
NQEUEPN 6Pcs 1/2"" Single Gang Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And Electric
Amazon.com
$192.00
Hoffman A24184SUG Pull-Box Extender Fits 24.00X18.00 Steel Galvanized
Gordon Electric Supply
$192.00
Hoffman A24184SUG Pull-Box Extender Fits 24.00X18.00 Steel Galvanized
Gordon Electric Supply
$26.99
OUTDSPLY Large Outdoor Electrical Box Waterproof, IP54 Extension Cord Cover Weatherproof Outdoor Outlet Covers, Protect Power Strip, Timer Outlet,
Amazon.com
$26.99
OUTDSPLY Large Outdoor Electrical Box Waterproof, IP54 Extension Cord Cover Weatherproof Outdoor Outlet Covers, Protect Power Strip, Timer Outlet,
Amazon.com
$19.99
[2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
Amazon.com
$19.99
[2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
Amazon.com
$46.30
Hoffman A10104SU Pull-Box Extender Fits 10.00X10.00 Steel Gray
Gordon Electric Supply
$46.30
Hoffman A10104SU Pull-Box Extender Fits 10.00X10.00 Steel Gray
Gordon Electric Supply
$20.98
Monosystems Snapmark Ivory Raceway Extension Box One_Size | SM5751-2
Lowe's
3
$20.98
Monosystems Snapmark Ivory Raceway Extension Box One_Size | SM5751-2
Lowe's
3

Shop electrical box extension

Sponsored
About our ads
$8.89
Single Gang Extension Box Color: White
Amazon.com
1K+
$8.89
Single Gang Extension Box Color: White
Amazon.com
$6.99
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
$6.99
3Pcs 1/2" Single Gang Receptacle Outlet Extenders With 6 Screws - Junction Box Extension Accessories For Electric Box And Outlet Switches (Blue)
Amazon.com
$13.99
Imbaprice BE2-3 2-Gang Electrical Box Extender, 3-Pack | UL Listed Non-Metallic White Outlet Box Extension For Recessed Electrical Boxes, Extends 1/4"
Amazon.com
515
$13.99
Imbaprice BE2-3 2-Gang Electrical Box Extender, 3-Pack | UL Listed Non-Metallic White Outlet Box Extension For Recessed Electrical Boxes, Extends 1/4"
Amazon.com
$8.90
$12.75
Taymac SE475S Weatherproof Box Extension, 1-Gang, (4) 3/4-Inch Outlets, Gray
Amazon.com
30% off
$8.90
$12.75
Taymac SE475S Weatherproof Box Extension, 1-Gang, (4) 3/4-Inch Outlets, Gray
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
$19.98
Bestmounts - 10 Pack Electrical Power Outlet Box Extender Kit - Single Gang Box Extender - Single Receptacle Heavy Duty Plastic (White)
Amazon.com
$3.11
Arlington BE2 2-Gang Box Extender | Supplyhouse.Com
SupplyHouse.com
$3.11
Arlington BE2 2-Gang Box Extender | Supplyhouse.Com
SupplyHouse.com
$4.04
Orbit Switch Box Extension Steel 4" Square 1-1/2" Deep 10240115
DkHardware.com
$4.04
Orbit Switch Box Extension Steel 4" Square 1-1/2" Deep 10240115
DkHardware.com
$1.97
Arlington FE102C Single-Gang Plastic Box Extender Center Section For FE102/FES102 (Black) | Supplyhouse.Com
SupplyHouse.com
$1.97
Arlington FE102C Single-Gang Plastic Box Extender Center Section For FE102/FES102 (Black) | Supplyhouse.Com
SupplyHouse.com
$42.99
50PCS BE1-2 Electrical Outlet Box Extenders With 100PCS Screws, (1-Gang)Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
8
Free shipping
$42.99
50PCS BE1-2 Electrical Outlet Box Extenders With 100PCS Screws, (1-Gang)Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
$11.99
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
$11.99
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
$19.54
Wiremold 500 And 700 Series Metal Raceway 4-3/4 in. Diameter Open Base Extension Box, White
Home Depot
Free shipping
$19.54
Wiremold 500 And 700 Series Metal Raceway 4-3/4 in. Diameter Open Base Extension Box, White
Home Depot
$9.99
$11.99
NQEUEPN 6Pcs 1/2"" Single Gang Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And Electric
Amazon.com
16% off
$9.99
$11.99
NQEUEPN 6Pcs 1/2"" Single Gang Outlet Box Extenders, Electric Outlet Extender Box With 12 Screws Receptacle Extender For Electric Box And Electric
Amazon.com
$192.00
Hoffman A24184SUG Pull-Box Extender Fits 24.00X18.00 Steel Galvanized
Gordon Electric Supply
$192.00
Hoffman A24184SUG Pull-Box Extender Fits 24.00X18.00 Steel Galvanized
Gordon Electric Supply
$26.99
OUTDSPLY Large Outdoor Electrical Box Waterproof, IP54 Extension Cord Cover Weatherproof Outdoor Outlet Covers, Protect Power Strip, Timer Outlet,
Amazon.com
$26.99
OUTDSPLY Large Outdoor Electrical Box Waterproof, IP54 Extension Cord Cover Weatherproof Outdoor Outlet Covers, Protect Power Strip, Timer Outlet,
Amazon.com
$19.99
[2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
Amazon.com
$19.99
[2026 Upgrade] Outdoor Waterproof Electrical Box, (12.3 X 7.5 X 5.1 Inch) With IP55 Waterproof Canvas, Weatherproof Extension Cord Cover, Protect
Amazon.com
$46.30
Hoffman A10104SU Pull-Box Extender Fits 10.00X10.00 Steel Gray
Gordon Electric Supply
$46.30
Hoffman A10104SU Pull-Box Extender Fits 10.00X10.00 Steel Gray
Gordon Electric Supply
$20.98
Monosystems Snapmark Ivory Raceway Extension Box One_Size | SM5751-2
Lowe's
3
$20.98
Monosystems Snapmark Ivory Raceway Extension Box One_Size | SM5751-2
Lowe's

Shop electrical box extension

Sponsored
About our ads
$12.99
3PCS BE4 Electrical Outlet Box Extenders, (4-Gang) Electrical Power Outlet Box Extender, Extender Electric Box Extender 4 Gang Power Switch
Amazon.com
2
$12.99
3PCS BE4 Electrical Outlet Box Extenders, (4-Gang) Electrical Power Outlet Box Extender, Extender Electric Box Extender 4 Gang Power Switch
Amazon.com
2
$18.95
Mint Bucket Brands 1/2" Single Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
62
$18.95
Mint Bucket Brands 1/2" Single Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
62
$39.97
Yeesport 50 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 100 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
2
Free shipping
$39.97
Yeesport 50 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 100 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
2
$9.39
$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
$9.39
$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
$13.99
YEXEXINM 5Pcs Round Electrical Box Extender 1-Gang Plastic Electrical Ceiling Box Extender For 3.5 Inch 4 Inch Round Or Octagonal Electrical Boxes,
Amazon.com
$13.99
YEXEXINM 5Pcs Round Electrical Box Extender 1-Gang Plastic Electrical Ceiling Box Extender For 3.5 Inch 4 Inch Round Or Octagonal Electrical Boxes,
Amazon.com
$19.75
Mint Bucket Brands 1/2" Double Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
$19.75
Mint Bucket Brands 1/2" Double Gang Outlet Box Extenders, UL Listed, Includes Screws, Electrical Box Extender For Outlets & Switches, Pack Of 5
Amazon.com
$6.98
4 in. 21 Cu. In. Steel Pre-Galvanized Square Box Extension Ring (531511234UB-25R)
Home Depot
22
Free shipping
$6.98
4 in. 21 Cu. In. Steel Pre-Galvanized Square Box Extension Ring (531511234UB-25R)
Home Depot
22
$10.99
Weatherproof Double Gang Square Extension
Home Depot
2
Free shipping
$10.99
Weatherproof Double Gang Square Extension
Home Depot
2
$6.00
Cantex Lezso Ext Single Gang PVC Box Extender In Gray - 1 Each
Instacart
$6.00
Cantex Lezso Ext Single Gang PVC Box Extender In Gray - 1 Each
Instacart
$18.99
10Pcs BE2 Electrical Outlet Box Extenders With 40 PCS Screws, (2-Gang) Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
$18.99
10Pcs BE2 Electrical Outlet Box Extenders With 40 PCS Screws, (2-Gang) Electrical Power Outlet Box Extendersingle Gang Box Extender Electric Box
Amazon.com
$28.98
Yeesport 30 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 60 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
$28.98
Yeesport 30 Pcs Electrical Box Extenders, BE1-2 Electrical Outlet Box Extenders With 60 Pcs Screws, 1-Gang Electrical Power Box Extensions, Single
Amazon.com
$8.89
Single Gang Extension Box Color: White
Amazon.com
1K+
$8.89
Single Gang Extension Box Color: White
Amazon.com
1K+
$6.99
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
$6.99
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
$3.11
Arlington BE2 2-Gang Box Extender | Supplyhouse.Com
SupplyHouse.com
$3.11
Arlington BE2 2-Gang Box Extender | Supplyhouse.Com
SupplyHouse.com
$4.04
Orbit Switch Box Extension Steel 4" Square 1-1/2" Deep 10240115
DkHardware.com
$4.04
Orbit Switch Box Extension Steel 4" Square 1-1/2" Deep 10240115
DkHardware.com
$1.97
Arlington FE102C Single-Gang Plastic Box Extender Center Section For FE102/FES102 (Black) | Supplyhouse.Com
SupplyHouse.com
$1.97
Arlington FE102C Single-Gang Plastic Box Extender Center Section For FE102/FES102 (Black) | Supplyhouse.Com
SupplyHouse.com
$13.99
Imbaprice BE2-3 2-Gang Electrical Box Extender, 3-Pack | UL Listed Non-Metallic White Outlet Box Extension For Recessed Electrical Boxes, Extends 1/4"
Amazon.com
515
$13.99
Imbaprice BE2-3 2-Gang Electrical Box Extender, 3-Pack | UL Listed Non-Metallic White Outlet Box Extension For Recessed Electrical Boxes, Extends 1/4"
Amazon.com
515
$8.90
$12.75
Taymac SE475S Weatherproof Box Extension, 1-Gang, (4) 3/4-Inch Outlets, Gray
Amazon.com
30% off
$8.90
$12.75
Taymac SE475S Weatherproof Box Extension, 1-Gang, (4) 3/4-Inch Outlets, Gray
Amazon.com