Extension Junction Box

Uses item details. Price when purchased online

VEVOR Outdoor Electrical Junction Box, 20.87 x 16.92 x 7.87 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof $78.90

VEVOR Outdoor Electrical Junction Box, 20.87 x 16.92 x 7.87 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof
Sponsored
current price $78.90

VEVOR Outdoor Electrical Junction Box, 20.87 x 16.92 x 7.87 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof

VEVOR Outdoor Electrical Junction Box, 13.78 x 9.84 x 5.90 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof $38.90 Was $44.35

VEVOR Outdoor Electrical Junction Box, 13.78 x 9.84 x 5.90 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof
Sponsored
current price Now $38.90, Was $44.35

VEVOR Outdoor Electrical Junction Box, 13.78 x 9.84 x 5.90 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof

4.7 out of 5 Stars. 3 reviews

VEVOR Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof $50.90

VEVOR Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof
Sponsored
current price $50.90

VEVOR Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof

5 out of 5 Stars. 1 reviews

VEVOR NEMA Steel Enclosure, 12 x 10 x 6'' NEMA 4X Steel Electrical Box, IP66 Waterproof & Dustproof, Outdoor/Indoor Electrical Junction Box, with Mounting Plate $48.90

VEVOR NEMA Steel Enclosure, 12 x 10 x 6'' NEMA 4X Steel Electrical Box, IP66 Waterproof & Dustproof, Outdoor/Indoor Electrical Junction Box, with Mounting Plate
Sponsored
current price $48.90

VEVOR NEMA Steel Enclosure, 12 x 10 x 6'' NEMA 4X Steel Electrical Box, IP66 Waterproof & Dustproof, Outdoor/Indoor Electrical Junction Box, with Mounting Plate

Best seller Hyper Tough PVC One-gang Box Receptacle Switch/Outlet Electrical Box TD35071Z, 4.25 in X 2.75 in X 2.25 in From $2.24

Hyper Tough PVC One-gang Box Receptacle Switch/Outlet Electrical Box TD35071Z, 4.25 in X 2.75 in X 2.25 in
Available in additional 2 options
From$224

Hyper Tough PVC One-gang Box Receptacle Switch/Outlet Electrical Box TD35071Z, 4.25 in X 2.75 in X 2.25 in

4.7 out of 5 Stars. 128 reviews

WynBing 3-Pack Outdoor Extension Cord Connection Box - Weatherproof Safety Junction Box for Secure Outdoor Electrical Connections $21.06

WynBing 3-Pack Outdoor Extension Cord Connection Box - Weatherproof Safety Junction Box for Secure Outdoor Electrical Connections
current price $21.06

WynBing 3-Pack Outdoor Extension Cord Connection Box - Weatherproof Safety Junction Box for Secure Outdoor Electrical Connections

VEVOR Outdoor Electrical Junction Box, 13.78 x 9.84 x 5.90 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof $38.90 Was $44.35

VEVOR Outdoor Electrical Junction Box, 13.78 x 9.84 x 5.90 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof
current price Now $38.90, Was $44.35

VEVOR Outdoor Electrical Junction Box, 13.78 x 9.84 x 5.90 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof

4.7 out of 5 Stars. 3 reviews

BESTOYARD Outdoor Junction Box Waterproof White Plastic for Extension Cord Safety $5.86

BESTOYARD Outdoor Junction Box Waterproof White Plastic for Extension Cord Safety
current price $5.86

BESTOYARD Outdoor Junction Box Waterproof White Plastic for Extension Cord Safety

HEANUJJ Black Outdoor Electrical Junction Box with Plastic Cord Protector Cover for Extension Cord Connections $9.71 Was $12.87

HEANUJJ Black Outdoor Electrical Junction Box with Plastic Cord Protector Cover for Extension Cord Connections
current price Now $9.71, Was $12.87

HEANUJJ Black Outdoor Electrical Junction Box with Plastic Cord Protector Cover for Extension Cord Connections

Carlon Non-Metallic Multi-Gang Outlet Box Extension B1MGEXT-2 $12.29 Was $27.29

Carlon Non-Metallic Multi-Gang Outlet Box Extension B1MGEXT-2
current price Now $12.29, Was $27.29

Carlon Non-Metallic Multi-Gang Outlet Box Extension B1MGEXT-2

KFFKFF Steel Electrical Box 24” x 16” x 10” Electrical Enclosure Box, Carbon Steel Hinged Junction Box $123.99 $123.99/ca

KFFKFF Steel Electrical Box 24” x 16” x 10” Electrical Enclosure Box, Carbon Steel Hinged Junction Box
Sponsored
current price $123.99
$123.99/ca

KFFKFF Steel Electrical Box 24” x 16” x 10” Electrical Enclosure Box, Carbon Steel Hinged Junction Box

KFFKFF Steel Electrical Box 20” x 16” x 6” Electrical Enclosure Box, Carbon Steel Hinged Junction Box $114.88 $114.88/ca

KFFKFF Steel Electrical Box 20” x 16” x 6” Electrical Enclosure Box, Carbon Steel Hinged Junction Box
Sponsored
current price $114.88
$114.88/ca

KFFKFF Steel Electrical Box 20” x 16” x 6” Electrical Enclosure Box, Carbon Steel Hinged Junction Box

Electrical Extension Cord Outdoor Safety Cover Waterproof Sealed Junction Box $13.01

Electrical Extension Cord Outdoor Safety Cover Waterproof Sealed Junction Box
current price $13.01

Electrical Extension Cord Outdoor Safety Cover Waterproof Sealed Junction Box

Rack-A-Tiers Open Splice Junction Box Single UL Listed, One-Piece Junction Box Splice Box. Repair Open Splices, 5 Second Installation, Electrical Junction Box, Wire Junction Box JB400 $12.55

Rack-A-Tiers Open Splice Junction Box Single UL Listed, One-Piece Junction Box Splice Box. Repair Open Splices, 5 Second Installation, Electrical Junction Box, Wire Junction Box JB400
current price $12.55

Rack-A-Tiers Open Splice Junction Box Single UL Listed, One-Piece Junction Box Splice Box. Repair Open Splices, 5 Second Installation, Electrical Junction Box, Wire Junction Box JB400

5 out of 5 Stars. 2 reviews

Commercial Electric WDE000G Gray 2-Gang Weatherproof Extension Box Cast Metal $17.37 Was $21.80

Commercial Electric WDE000G Gray 2-Gang Weatherproof Extension Box Cast Metal
current price Now $17.37, Was $21.80

Commercial Electric WDE000G Gray 2-Gang Weatherproof Extension Box Cast Metal

Wiremold Box Extension 1 Gang - Rectangle PVC Electrical Box Extension - 4.75" White $22.93

Wiremold Box Extension 1 Gang - Rectangle PVC Electrical Box Extension - 4.75" White
current price $22.93

Wiremold Box Extension 1 Gang - Rectangle PVC Electrical Box Extension - 4.75" White

6 Electric Box Extender,1/2 inch Single Gang Outlet Extension Box $11.80

6 Electric Box Extender,1/2 inch Single Gang Outlet Extension Box
current price $11.80

6 Electric Box Extender,1/2 inch Single Gang Outlet Extension Box

Beaupretty White Durable Outdoor Extension Cord Cover and Waterproof Electrical Junction Box $11.09

Beaupretty White Durable Outdoor Extension Cord Cover and Waterproof Electrical Junction Box
current price $11.09

Beaupretty White Durable Outdoor Extension Cord Cover and Waterproof Electrical Junction Box

LULULION White Weatherproof Outdoor Junction Box for Secure Electrical Cord Connections $7.97

LULULION White Weatherproof Outdoor Junction Box for Secure Electrical Cord Connections
current price $7.97

LULULION White Weatherproof Outdoor Junction Box for Secure Electrical Cord Connections

Beaupretty Waterproof Outdoor Junction Box with Cover Sturdy Cable Wire Storage Box for Extension Cord Protection $10.25

Beaupretty Waterproof Outdoor Junction Box with Cover Sturdy Cable Wire Storage Box for Extension Cord Protection
current price $10.25

Beaupretty Waterproof Outdoor Junction Box with Cover Sturdy Cable Wire Storage Box for Extension Cord Protection

Rollback 10AWG Solar Extension Cable Kit, 30FT Red + 30FT Black Wire with Male and Female Connectors From $13.99

10AWG Solar Extension Cable Kit, 30FT Red + 30FT Black Wire with Male and Female Connectors
Sponsored
From$1399

10AWG Solar Extension Cable Kit, 30FT Red + 30FT Black Wire with Male and Female Connectors

Weatherproof In-Use Cover with 15 Amp TR/WR Self Test GFCI and Metal Junction Box Kit $28.99

Weatherproof In-Use Cover with 15 Amp TR/WR Self Test GFCI and Metal Junction Box Kit
Sponsored
current price $28.99

Weatherproof In-Use Cover with 15 Amp TR/WR Self Test GFCI and Metal Junction Box Kit

Clearance SEWCHICS 2-Pack White Plastic Electrical Junction Boxes for Wiring, Home Electrical Projects and Installations $9.09 Was $10.21

SEWCHICS 2-Pack White Plastic Electrical Junction Boxes for Wiring, Home Electrical Projects and Installations
current price Now $9.09, Was $10.21

SEWCHICS 2-Pack White Plastic Electrical Junction Boxes for Wiring, Home Electrical Projects and Installations

Outdoor Electrical Box Large Outdoor Extension Cord Cover Waterproof Weatherproof Connection Box for Outside Power Cord $25.49

Outdoor Electrical Box Large Outdoor Extension Cord Cover Waterproof Weatherproof Connection Box for Outside Power Cord
current price $25.49

Outdoor Electrical Box Large Outdoor Extension Cord Cover Waterproof Weatherproof Connection Box for Outside Power Cord

TABLZONE Durable Plastic Outdoor Electrical Box Weatherproof Connection for Extension Cords

TABLZONE Durable Plastic Outdoor Electrical Box Weatherproof Connection for Extension Cords

TABLZONE Durable Plastic Outdoor Electrical Box Weatherproof Connection for Extension Cords

Milisten Outdoor Junction Box Wall Mount Cable Holder Box Weatherproof Electrical Wire Enclosure $11.27 Was $13.89

Milisten Outdoor Junction Box Wall Mount Cable Holder Box Weatherproof Electrical Wire Enclosure
current price Now $11.27, Was $13.89

Milisten Outdoor Junction Box Wall Mount Cable Holder Box Weatherproof Electrical Wire Enclosure

TANOM Cord Protector Outdoor Junction Box Waterproof Connection Box Wire Cover Waterproof Junction Box Extension Cord Plastic $11.03 Was $16.30

TANOM Cord Protector Outdoor Junction Box Waterproof Connection Box Wire Cover Waterproof Junction Box Extension Cord Plastic
current price Now $11.03, Was $16.30

TANOM Cord Protector Outdoor Junction Box Waterproof Connection Box Wire Cover Waterproof Junction Box Extension Cord Plastic

Kekeou Junction Box Cable Connector, IP68 Waterproof, 2 Way Connectors Extension Cord, 22-10 AWG 32A 4-9mm Wire $19.99

Kekeou Junction Box Cable Connector,  IP68 Waterproof, 2 Way  Connectors Extension Cord, 22-10 AWG 32A 4-9mm Wire
current price $19.99

Kekeou Junction Box Cable Connector, IP68 Waterproof, 2 Way Connectors Extension Cord, 22-10 AWG 32A 4-9mm Wire

Beaupretty White Waterproof Electrical Junction Box for Outdoor Cord Protection and Cable Storage $10.05

Beaupretty White Waterproof Electrical Junction Box for Outdoor Cord Protection and Cable Storage
current price $10.05

Beaupretty White Waterproof Electrical Junction Box for Outdoor Cord Protection and Cable Storage

XGGYA 4-Inch Octagon Extension Box with 1/2" Knockouts and Cover, 1-1/2" Deep, Pre-Galvanized Steel, Electrical Box with Flush Surface Cover for Ceiling and Wall Installation, UL Listed, 1-Pack From $9.99

XGGYA 4-Inch Octagon Extension Box with 1/2" Knockouts and Cover, 1-1/2" Deep, Pre-Galvanized Steel, Electrical Box with Flush Surface Cover for Ceiling and Wall Installation, UL Listed, 1-Pack
Available in additional 3 options
From$999

XGGYA 4-Inch Octagon Extension Box with 1/2" Knockouts and Cover, 1-1/2" Deep, Pre-Galvanized Steel, Electrical Box with Flush Surface Cover for Ceiling and Wall Installation, UL Listed, 1-Pack

VEVOR Steel Electrical Box 12"x 8"x 8" Electrical Enclosure Box, Carbon Steel Hinged Junction Box, IP65 Weatherproof Metal Box, Wall-Mounted Electronic Equipment Enclosure Box with Mounting Plate From $73.90

VEVOR Steel Electrical Box 12"x 8"x 8" Electrical Enclosure Box, Carbon Steel Hinged Junction Box, IP65 Weatherproof Metal Box, Wall-Mounted Electronic Equipment Enclosure Box with Mounting Plate
Sponsored
From$7390

VEVOR Steel Electrical Box 12"x 8"x 8" Electrical Enclosure Box, Carbon Steel Hinged Junction Box, IP65 Weatherproof Metal Box, Wall-Mounted Electronic Equipment Enclosure Box with Mounting Plate

5 out of 5 Stars. 1 reviews

Best seller Restmo Outdoor Electrical Box (11.5x5.2x4 inch), IP54 Waterproof Extension Cord Cover w/6 Cable Entry Ports, Weatherproof Connection Box for Power Strip, Timer, Plug, Holiday Lights, White From $19.99

Restmo Outdoor Electrical Box (11.5x5.2x4 inch), IP54 Waterproof Extension Cord Cover w/6 Cable Entry Ports, Weatherproof Connection Box for Power Strip, Timer, Plug, Holiday Lights, White
Sponsored
From$1999

Restmo Outdoor Electrical Box (11.5x5.2x4 inch), IP54 Waterproof Extension Cord Cover w/6 Cable Entry Ports, Weatherproof Connection Box for Power Strip, Timer, Plug, Holiday Lights, White

4.4 out of 5 Stars. 65 reviews

Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof for Outdoor Electrical Projects $62.09

Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof for Outdoor Electrical Projects
current price $62.09

Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof for Outdoor Electrical Projects

Electrical Junction Box, Outdoor Waterproof Box Junction Box with Reserved Holes,ABS Plastic Project Box Power Cord Enclosure for Electronics,2.16x1.37x0.59" inch Waterproof Junction Box,Black

Electrical Junction Box, Outdoor Waterproof Box Junction Box with Reserved Holes,ABS Plastic Project Box Power Cord Enclosure for Electronics,2.16x1.37x0.59" inch Waterproof Junction Box,Black

Electrical Junction Box, Outdoor Waterproof Box Junction Box with Reserved Holes,ABS Plastic Project Box Power Cord Enclosure for Electronics,2.16x1.37x0.59" inch Waterproof Junction Box,Black

4 out of 5 Stars. 1 reviews

RENACLIPY Extension Cord Protector Safety Junction Box Plastic Weather Resistant 1Pack $13.25

RENACLIPY Extension Cord Protector Safety Junction Box Plastic Weather Resistant 1Pack
current price $13.25

RENACLIPY Extension Cord Protector Safety Junction Box Plastic Weather Resistant 1Pack

Mobestech 4Pcs Weatherproof Outdoor Junction Box for Extension Cord and Cable Storage $21.54

Mobestech 4Pcs Weatherproof Outdoor Junction Box for Extension Cord and Cable Storage
current price $21.54

Mobestech 4Pcs Weatherproof Outdoor Junction Box for Extension Cord and Cable Storage

Clearance SeekLGT Outdoor Wire Connector IP68 Waterproof Electrical Cable Joiner Sleeve for Street Light Junction Box and Garden Lighting Extension Cord Splicer Black 1 Count From $2.99

SeekLGT Outdoor Wire Connector IP68 Waterproof Electrical Cable Joiner Sleeve for Street Light Junction Box and Garden Lighting Extension Cord Splicer Black 1 Count
A, variant on SeekLGT Outdoor Wire Connector IP68 Waterproof Electrical Cable Joiner Sleeve for Street Light Junction Box and Garden Lighting Extension Cord Splicer Black 1 Count
B, variant on SeekLGT Outdoor Wire Connector IP68 Waterproof Electrical Cable Joiner Sleeve for Street Light Junction Box and Garden Lighting Extension Cord Splicer Black 1 Count
C, variant on SeekLGT Outdoor Wire Connector IP68 Waterproof Electrical Cable Joiner Sleeve for Street Light Junction Box and Garden Lighting Extension Cord Splicer Black 1 Count
From$299

SeekLGT Outdoor Wire Connector IP68 Waterproof Electrical Cable Joiner Sleeve for Street Light Junction Box and Garden Lighting Extension Cord Splicer Black 1 Count

Solar Junction Box Dual Solar Cable Entry Enclosure with 1ft Cable Extension $19.39

Solar Junction Box Dual Solar Cable Entry Enclosure with 1ft Cable Extension
current price $19.39

Solar Junction Box Dual Solar Cable Entry Enclosure with 1ft Cable Extension

VEVOR Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof $50.90

VEVOR Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof
current price $50.90

VEVOR Outdoor Electrical Junction Box, 16.93 x 12.99 x 7.09 in, ABS Plastic Electrical Enclosure Box with Hinged Cover Stainless Steel Latch, IP67 Dustproof Waterproof

5 out of 5 Stars. 1 reviews

Solar Cable Entry Gland Solar Extension Cord Connector Junction Box for RV/Boat $21.49

Solar Cable Entry Gland Solar Extension Cord Connector Junction Box for RV/Boat
current price $21.49

Solar Cable Entry Gland Solar Extension Cord Connector Junction Box for RV/Boat

KFFKFF Exterior Power Junction Box, Dimensions 16.93 x 12.99 x 7.09 inches, Crafted from ABS Plastic, Electrical Storage Box with Swing Cover and Stainless Steel Fastener, IP67 Rated for Dust $50.90

KFFKFF Exterior Power Junction Box, Dimensions 16.93 x 12.99 x 7.09 inches, Crafted from ABS Plastic, Electrical Storage Box with Swing Cover and Stainless Steel Fastener, IP67 Rated for Dust
current price $50.90

KFFKFF Exterior Power Junction Box, Dimensions 16.93 x 12.99 x 7.09 inches, Crafted from ABS Plastic, Electrical Storage Box with Swing Cover and Stainless Steel Fastener, IP67 Rated for Dust

Southwire 53151-S-UPC 4 x 4 x 1.5 in. Steel Metallic Square Extension Ring Box $10.04

Southwire 53151-S-UPC 4 x 4 x 1.5 in. Steel Metallic Square Extension Ring Box
current price $10.04

Southwire 53151-S-UPC 4 x 4 x 1.5 in. Steel Metallic Square Extension Ring Box

NICEXMAS Nicexmas Black Plastic Junction Box, Secure Cord Cover for Outdoor Use 1Pc $7.80

NICEXMAS Nicexmas Black Plastic Junction Box, Secure Cord Cover for Outdoor Use 1Pc
current price $7.80

NICEXMAS Nicexmas Black Plastic Junction Box, Secure Cord Cover for Outdoor Use 1Pc

LOLIPPYY Durable White Outdoor Plastic Junction Box with Cover for Secure Electrical Wire and Cord Storage $11.73

LOLIPPYY Durable White Outdoor Plastic Junction Box with Cover for Secure Electrical Wire and Cord Storage
current price $11.73

LOLIPPYY Durable White Outdoor Plastic Junction Box with Cover for Secure Electrical Wire and Cord Storage

Clearance TEHAUX Compact White PVC Junction Box for Reliable Electrical Storage $9.33 Was $10.48

TEHAUX Compact White PVC Junction Box for Reliable Electrical Storage
current price Now $9.33, Was $10.48

TEHAUX Compact White PVC Junction Box for Reliable Electrical Storage

OUNONA 1Pc Waterproof Safety Junction Box Black Outdoor Extension Cord Cover for Secure Electrical Connection $7.80 Was $15.65

OUNONA 1Pc Waterproof Safety Junction Box Black Outdoor Extension Cord Cover for Secure Electrical Connection
current price Now $7.80, Was $15.65

OUNONA 1Pc Waterproof Safety Junction Box Black Outdoor Extension Cord Cover for Secure Electrical Connection

OUNONA Black Outdoor Electrical Connection Box, Extension Cord Cover for Secure Wire Junction $9.73

OUNONA Black Outdoor Electrical Connection Box, Extension Cord Cover for Secure Wire Junction
current price $9.73

OUNONA Black Outdoor Electrical Connection Box, Extension Cord Cover for Secure Wire Junction

ETHZZLE Waterproof Orange Outdoor Junction Box for Dual Power Line Connection and Cable Protection $8.38

ETHZZLE Waterproof Orange Outdoor Junction Box for Dual Power Line Connection and Cable Protection
current price $8.38

ETHZZLE Waterproof Orange Outdoor Junction Box for Dual Power Line Connection and Cable Protection

Thomas & Betts Drawn Square Box Extension 53151-S - Durable Steel - 4" x 4" $12.00

Thomas & Betts Drawn Square Box Extension 53151-S - Durable Steel - 4" x 4"
current price $12.00

Thomas & Betts Drawn Square Box Extension 53151-S - Durable Steel - 4" x 4"

XGGYA 4-Inch Octagon Extension Box with 1/2" Knockouts and Cover, 1-1/2" Deep, Pre-Galvanized Steel, Electrical Box with Flush Surface Cover for Ceiling and Wall Installation, UL Listed, 1-Pack $9.99

XGGYA 4-Inch Octagon Extension Box with 1/2" Knockouts and Cover, 1-1/2" Deep, Pre-Galvanized Steel, Electrical Box with Flush Surface Cover for Ceiling and Wall Installation, UL Listed, 1-Pack
current price $9.99

XGGYA 4-Inch Octagon Extension Box with 1/2" Knockouts and Cover, 1-1/2" Deep, Pre-Galvanized Steel, Electrical Box with Flush Surface Cover for Ceiling and Wall Installation, UL Listed, 1-Pack

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