Shop Electrical Box Knockouts

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$80.46
RACO 232 4 in. Square Electrical Box, 2-1/8-Inch Deep, 1/2-In. And 3/4-In. Side Knockouts, Welded, Gray, 25-Pack
Amazon.com
819
Free shipping
$80.46
RACO 232 4 in. Square Electrical Box, 2-1/8-Inch Deep, 1/2-In. And 3/4-In. Side Knockouts, Welded, Gray, 25-Pack
Amazon.com
819
$39.99
(Pack Of 12) 4X2 Inch Utility Size Single Gang Electrical Box, Handy Box, Ten 1/2 Inch Knockouts, Raised Ground, 13 Cu. In. Capacity, 1-7/8" Deep,
Amazon.com
123
Free shipping
$39.99
(Pack Of 12) 4X2 Inch Utility Size Single Gang Electrical Box, Handy Box, Ten 1/2 Inch Knockouts, Raised Ground, 13 Cu. In. Capacity, 1-7/8" Deep,
Amazon.com
123
$33.50
RACO 953 (4) Gang 1-5/8-Inch Deep Welded Gang Electrical Box With (16) Concentric 1/2-Inch And 3/4-Inch Knockouts Gray
Amazon.com
17
$33.50
RACO 953 (4) Gang 1-5/8-Inch Deep Welded Gang Electrical Box With (16) Concentric 1/2-Inch And 3/4-Inch Knockouts Gray
Amazon.com
17
$46.99
Hicarer 20 Pcs 293 4Inch Round Shallow Electrical Box With 1/2" Deep 1/2" Bottom Knockouts Ceiling Electrical Galvanized Steel Pancake Box For
Amazon.com
1
Free shipping
$46.99
Hicarer 20 Pcs 293 4Inch Round Shallow Electrical Box With 1/2" Deep 1/2" Bottom Knockouts Ceiling Electrical Galvanized Steel Pancake Box For
Amazon.com
1
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 2 Inch
Amazon.com
29
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 2 Inch
Amazon.com
29
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug
Amazon.com
34
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug
Amazon.com
34
$12.43
Raco Hubbell 680 2-Device, 2-1/8-Inch Deep, 1/2-Inch Side Knockouts 4-Inch Square Switch Box, Drawn, Silver,Gray
Amazon.com
5
$12.43
Raco Hubbell 680 2-Device, 2-1/8-Inch Deep, 1/2-Inch Side Knockouts 4-Inch Square Switch Box, Drawn, Silver,Gray
Amazon.com
5
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 4 Inch
Amazon.com
29
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 4 Inch
Amazon.com
29
$15.57
Raco Hubbell 689 1-Gang Masonry Box, Gangable, 3-1/2 in. Deep, Ten TKO's, Gray
Amazon.com
44
Free shipping
$15.57
Raco Hubbell 689 1-Gang Masonry Box, Gangable, 3-1/2 in. Deep, Ten TKO's, Gray
Amazon.com
44
$40.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep,
Amazon.com
21
Free shipping
$40.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep,
Amazon.com
21
$24.56
Venussar 4" Square Electrical Box With Cover, 1-1/2" Deep Metal Electrical Box, Ten 1/2'' And Six 3/4'' Knockouts, Galvanized Steel, 21.0 Cu. In.
Amazon.com
$24.56
Venussar 4" Square Electrical Box With Cover, 1-1/2" Deep Metal Electrical Box, Ten 1/2'' And Six 3/4'' Knockouts, Galvanized Steel, 21.0 Cu. In.
Amazon.com
$58.03
Wiegmann SC121206 SC-Series NEMA 1 Screw Cover Wallmount Pull Box With Knockouts, Painted Steel, 12" X 12" X 6"
Amazon.com
4
Free shipping
$58.03
Wiegmann SC121206 SC-Series NEMA 1 Screw Cover Wallmount Pull Box With Knockouts, Painted Steel, 12" X 12" X 6"
Amazon.com
4
$29.99
Hicarer 10 Pcs R 4" Round Shallow Electrical Box Pancake Electrical Box Ceiling Fan Box With 1/2" Deep 1/2" Bottom Knockout For Ceiling Fan Wall
Amazon.com
9
$29.99
Hicarer 10 Pcs R 4" Round Shallow Electrical Box Pancake Electrical Box Ceiling Fan Box With 1/2" Deep 1/2" Bottom Knockout For Ceiling Fan Wall
Amazon.com
9
$14.18
Plastic Outdoor Electrical Junction Box With Knockouts | SK-12
Polycase
$14.18
Plastic Outdoor Electrical Junction Box With Knockouts | SK-12
Polycase
$183.25
Case Of 25, Southwire Garvin 4 Square Junction Box Red 2-1/8 Inch Deep (8) 1 Inch Side Knockouts (52171-1RED)
Lighting Supply
$183.25
Case Of 25, Southwire Garvin 4 Square Junction Box Red 2-1/8 Inch Deep (8) 1 Inch Side Knockouts (52171-1RED)
Lighting Supply
$3.98
New Work 1-Gang 22 Cu. In. Heavy Wall Nail-On Electrical Outlet Box And Switch Box With Knockouts, Gray
Home Depot
Free shipping
$3.98
New Work 1-Gang 22 Cu. In. Heavy Wall Nail-On Electrical Outlet Box And Switch Box With Knockouts, Gray
Home Depot
Free shipping
$34.99
LEONLITE 12 Pack One Gang Old Work Electrical Outlet Box, Standard 14 Cubic Inch Device Box, PVC Electrical Junction Box For Switch, Step Light,
Amazon.com
$34.99
LEONLITE 12 Pack One Gang Old Work Electrical Outlet Box, Standard 14 Cubic Inch Device Box, PVC Electrical Junction Box For Switch, Step Light,
Amazon.com
$19.99
(4 Pack) 4'' Square Electrical Box, Drawn Construction, Ten 1/2'' And Six 3/4'' Knockouts, Raised Ground, 21.0 Cu. In. Capacity, 1-1/2'' Deep,
Amazon.com
37
Free shipping
$19.99
(4 Pack) 4'' Square Electrical Box, Drawn Construction, Ten 1/2'' And Six 3/4'' Knockouts, Raised Ground, 21.0 Cu. In. Capacity, 1-1/2'' Deep,
Amazon.com
37
$4.16
Carlon Outlet Box 1 -Gang 3 -Knockout 1/2 in Knockout PVC Blue Bracket Mounting A58381D-CAR
DkHardware.com
$4.16
Carlon Outlet Box 1 -Gang 3 -Knockout 1/2 in Knockout PVC Blue Bracket Mounting A58381D-CAR
DkHardware.com
$38.99
Copkim 8 Pcs 4-11/16 X 4-11/16 Inch Metal Electrical Junction Box 2-1/8'' Deep Square Electrical Box 40.2 Cu. In. Capacity Silver Galvanized Steel
Amazon.com
13
Free shipping
$38.99
Copkim 8 Pcs 4-11/16 X 4-11/16 Inch Metal Electrical Junction Box 2-1/8'' Deep Square Electrical Box 40.2 Cu. In. Capacity Silver Galvanized Steel
Amazon.com
13
$45.99
12" X 12" X 6" ABS Plastic Dustproof Waterproof Box IP65 Junction Boxes Project Junction Conduit Box For Electrical Outdoor Enclosure
Amazon.com
73
Free shipping
$45.99
12" X 12" X 6" ABS Plastic Dustproof Waterproof Box IP65 Junction Boxes Project Junction Conduit Box For Electrical Outdoor Enclosure
Amazon.com
73
$90.90
Case Of 10, Southwire Garvin 4-11/16 Data Cable Junction Box 3.3 Inch Deep Concentric Knockouts (72181-DTA)
Lighting Supply
$90.90
Case Of 10, Southwire Garvin 4-11/16 Data Cable Junction Box 3.3 Inch Deep Concentric Knockouts (72181-DTA)
Lighting Supply
$2.48
Carlon Outlet Box With Bracket 1 -Gang 4 -Knockout PVC Blue Bracket Stud Mounting B118B-UPC
DkHardware.com
228
$2.48
Carlon Outlet Box With Bracket 1 -Gang 4 -Knockout PVC Blue Bracket Stud Mounting B118B-UPC
DkHardware.com
228
$8.79
TP436 4" X 2-1/8" X 4", 30.3 Cu Inch, Welded Steel, 12-Knockout, Electrical Square Outlet Box
Kelly & Hayes Electrical Supply
$8.79
TP436 4" X 2-1/8" X 4", 30.3 Cu Inch, Welded Steel, 12-Knockout, Electrical Square Outlet Box
Kelly & Hayes Electrical Supply
$13.10
TP244 2" X 3-1/2" X 3", 18 Cu Inch, Steel, 11-Knockout, Ear Mount, 1-Gang, Gangable, Electrical Switch Box
Kelly & Hayes Electrical Supply
$13.10
TP244 2" X 3-1/2" X 3", 18 Cu Inch, Steel, 11-Knockout, Ear Mount, 1-Gang, Gangable, Electrical Switch Box
Kelly & Hayes Electrical Supply
$36.98
16166-SC1 16" X 6" X 16" 7-Side Knockout 16/14/12Gauge Gray Powder Coated Steel Screw Cover Junction Box
Kelly & Hayes Electrical Supply
$36.98
16166-SC1 16" X 6" X 16" 7-Side Knockout 16/14/12Gauge Gray Powder Coated Steel Screw Cover Junction Box
Kelly & Hayes Electrical Supply
$176.50
Case Of 25, Southwire Garvin 3-1/2 Inch Deep Switch Box With Old Work Retainers And (6) 1/2 Inch Side Knockouts And (2) 1/2 Inch Bottom Knockouts (G60
Lighting Supply
$176.50
Case Of 25, Southwire Garvin 3-1/2 Inch Deep Switch Box With Old Work Retainers And (6) 1/2 Inch Side Knockouts And (2) 1/2 Inch Bottom Knockouts (G60
Lighting Supply
$4.35
Madison Electric Device Box 1 -Gang 4 -Knockout 1/2 in Knockout PVC Gray Wall Mounting MSB22+
DkHardware.com
$4.35
Madison Electric Device Box 1 -Gang 4 -Knockout 1/2 in Knockout PVC Gray Wall Mounting MSB22+
DkHardware.com
$40.02
Bryant Electric RF406BK Pre-Assembled Flange, Cover, And Leveling Ring For Use With Floor Boxes Poured In Concrete, 15A 125V Outlet Included, Black
Amazon.com
253
Free shipping
$40.02
Bryant Electric RF406BK Pre-Assembled Flange, Cover, And Leveling Ring For Use With Floor Boxes Poured In Concrete, 15A 125V Outlet Included, Black
Amazon.com
253
$19.99
Southwire 52151-Bx 4" Steel Metallic Square Box W/ Knockouts 1-1/2" D
eBay
Free shipping
$19.99
Southwire 52151-Bx 4" Steel Metallic Square Box W/ Knockouts 1-1/2" D
eBay
Free shipping
$97.30
Case Of 10, Southwire Garvin 4 Square 3-1/2 Inch Extra Deep Junction Box (8) 3/4 Inch Side Knockouts (52181-3/4)
Lighting Supply
$97.30
Case Of 10, Southwire Garvin 4 Square 3-1/2 Inch Extra Deep Junction Box (8) 3/4 Inch Side Knockouts (52181-3/4)
Lighting Supply
$8.50
APPOZGCOMM | Features:With 1/2 in Conduit Knockout, Standard:UL E18095, Number Of Outlet:9, Material:Steel, Size: | 4OD-1/2
Crescent Electric Supply Company
$8.50
APPOZGCOMM | Features:With 1/2 in Conduit Knockout, Standard:UL E18095, Number Of Outlet:9, Material:Steel, Size: | 4OD-1/2
Crescent Electric Supply Company
$80.00
Case Of 25, Southwire Garvin 4 Square Junction Box 2-1/8 Inch Deep (8) 1 Inch Side Knockouts (52171-1)
Lighting Supply
$80.00
Case Of 25, Southwire Garvin 4 Square Junction Box 2-1/8 Inch Deep (8) 1 Inch Side Knockouts (52171-1)
Lighting Supply
$19.99
Southwire 54151 4" Octagon Box 1-1/2" Deep 9 Knockouts
eBay
1
Free shipping
$19.99
Southwire 54151 4" Octagon Box 1-1/2" Deep 9 Knockouts
eBay
1
$14.92
4-Gang Metal Electrical Box With 1/2 in. Knockouts And CV Bracket (4G4DV12-10R)
Home Depot
10
Free shipping
$14.92
4-Gang Metal Electrical Box With 1/2 in. Knockouts And CV Bracket (4G4DV12-10R)
Home Depot
10
$6.63
APPOZGCOMM | Features:With 1/2 in Conduit Knockout, Standard:UL E18095, Number Of Outlet:10, Material:Steel, Size | 4CS-1/2
Crescent Electric Supply Company
$6.63
APPOZGCOMM | Features:With 1/2 in Conduit Knockout, Standard:UL E18095, Number Of Outlet:10, Material:Steel, Size | 4CS-1/2
Crescent Electric Supply Company
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Shop Electrical Box Knockouts

Sponsored
About our ads
$80.46
RACO 232 4 in. Square Electrical Box, 2-1/8-Inch Deep, 1/2-In. And 3/4-In. Side Knockouts, Welded, Gray, 25-Pack
Amazon.com
819
Free shipping
$80.46
RACO 232 4 in. Square Electrical Box, 2-1/8-Inch Deep, 1/2-In. And 3/4-In. Side Knockouts, Welded, Gray, 25-Pack
Amazon.com
819
$39.99
(Pack Of 12) 4X2 Inch Utility Size Single Gang Electrical Box, Handy Box, Ten 1/2 Inch Knockouts, Raised Ground, 13 Cu. In. Capacity, 1-7/8" Deep,
Amazon.com
123
Free shipping
$39.99
(Pack Of 12) 4X2 Inch Utility Size Single Gang Electrical Box, Handy Box, Ten 1/2 Inch Knockouts, Raised Ground, 13 Cu. In. Capacity, 1-7/8" Deep,
Amazon.com
123
$33.50
RACO 953 (4) Gang 1-5/8-Inch Deep Welded Gang Electrical Box With (16) Concentric 1/2-Inch And 3/4-Inch Knockouts Gray
Amazon.com
17
$33.50
RACO 953 (4) Gang 1-5/8-Inch Deep Welded Gang Electrical Box With (16) Concentric 1/2-Inch And 3/4-Inch Knockouts Gray
Amazon.com
17
$46.99
Hicarer 20 Pcs 293 4Inch Round Shallow Electrical Box With 1/2" Deep 1/2" Bottom Knockouts Ceiling Electrical Galvanized Steel Pancake Box For
Amazon.com
1
Free shipping
$46.99
Hicarer 20 Pcs 293 4Inch Round Shallow Electrical Box With 1/2" Deep 1/2" Bottom Knockouts Ceiling Electrical Galvanized Steel Pancake Box For
Amazon.com
1
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 2 Inch
Amazon.com
29
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 2 Inch
Amazon.com
29
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug
Amazon.com
34
$13.99
20PCS Seal Electrical Box Knockout In 2 Sizes, Removable Round Steel Instant Knockout Plugs For Closure Unused Electric Box Outlets Holes, Snug
Amazon.com
34
$12.43
Raco Hubbell 680 2-Device, 2-1/8-Inch Deep, 1/2-Inch Side Knockouts 4-Inch Square Switch Box, Drawn, Silver,Gray
Amazon.com
5
$12.43
Raco Hubbell 680 2-Device, 2-1/8-Inch Deep, 1/2-Inch Side Knockouts 4-Inch Square Switch Box, Drawn, Silver,Gray
Amazon.com
5
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 4 Inch
Amazon.com
29
$33.99
Copkim 12 Pcs Electrical Box Junction Box Galvanized Steel Metal Electrical Boxes, 1/2'' And 3/4'' Knockouts, Drawn Construction, Silver (4 X 4 Inch
Amazon.com
29
$15.57
Raco Hubbell 689 1-Gang Masonry Box, Gangable, 3-1/2 in. Deep, Ten TKO's, Gray
Amazon.com
44
Free shipping
$15.57
Raco Hubbell 689 1-Gang Masonry Box, Gangable, 3-1/2 in. Deep, Ten TKO's, Gray
Amazon.com
44
$40.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep,
Amazon.com
21
Free shipping
$40.99
Copkim 8 Set 4 X 2 Inch Electrical Junction Box With Cover Square Plenum Box Galvanized Steel Metal Outlet Boxes, Ten 1/2'' Knockouts, 1-7/8" Deep,
Amazon.com
21
$24.56
Venussar 4" Square Electrical Box With Cover, 1-1/2" Deep Metal Electrical Box, Ten 1/2'' And Six 3/4'' Knockouts, Galvanized Steel, 21.0 Cu. In.
Amazon.com
$24.56
Venussar 4" Square Electrical Box With Cover, 1-1/2" Deep Metal Electrical Box, Ten 1/2'' And Six 3/4'' Knockouts, Galvanized Steel, 21.0 Cu. In.
Amazon.com
$58.03
Wiegmann SC121206 SC-Series NEMA 1 Screw Cover Wallmount Pull Box With Knockouts, Painted Steel, 12" X 12" X 6"
Amazon.com
4
Free shipping
$58.03
Wiegmann SC121206 SC-Series NEMA 1 Screw Cover Wallmount Pull Box With Knockouts, Painted Steel, 12" X 12" X 6"
Amazon.com
4
$29.99
Hicarer 10 Pcs R 4" Round Shallow Electrical Box Pancake Electrical Box Ceiling Fan Box With 1/2" Deep 1/2" Bottom Knockout For Ceiling Fan Wall
Amazon.com
9
$29.99
Hicarer 10 Pcs R 4" Round Shallow Electrical Box Pancake Electrical Box Ceiling Fan Box With 1/2" Deep 1/2" Bottom Knockout For Ceiling Fan Wall
Amazon.com
9
$14.18
Plastic Outdoor Electrical Junction Box With Knockouts | SK-12
Polycase
$14.18
Plastic Outdoor Electrical Junction Box With Knockouts | SK-12
Polycase
$183.25
Case Of 25, Southwire Garvin 4 Square Junction Box Red 2-1/8 Inch Deep (8) 1 Inch Side Knockouts (52171-1RED)
Lighting Supply
$183.25
Case Of 25, Southwire Garvin 4 Square Junction Box Red 2-1/8 Inch Deep (8) 1 Inch Side Knockouts (52171-1RED)
Lighting Supply
$3.98
New Work 1-Gang 22 Cu. In. Heavy Wall Nail-On Electrical Outlet Box And Switch Box With Knockouts, Gray
Home Depot
Free shipping
$3.98
New Work 1-Gang 22 Cu. In. Heavy Wall Nail-On Electrical Outlet Box And Switch Box With Knockouts, Gray
Home Depot
Free shipping
$34.99
LEONLITE 12 Pack One Gang Old Work Electrical Outlet Box, Standard 14 Cubic Inch Device Box, PVC Electrical Junction Box For Switch, Step Light,
Amazon.com
$34.99
LEONLITE 12 Pack One Gang Old Work Electrical Outlet Box, Standard 14 Cubic Inch Device Box, PVC Electrical Junction Box For Switch, Step Light,
Amazon.com
$19.99
(4 Pack) 4'' Square Electrical Box, Drawn Construction, Ten 1/2'' And Six 3/4'' Knockouts, Raised Ground, 21.0 Cu. In. Capacity, 1-1/2'' Deep,
Amazon.com
37
Free shipping
$19.99
(4 Pack) 4'' Square Electrical Box, Drawn Construction, Ten 1/2'' And Six 3/4'' Knockouts, Raised Ground, 21.0 Cu. In. Capacity, 1-1/2'' Deep,
Amazon.com
37