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Electrical Supplies
Electrical Enclosures & Boxes
Metallic Device Boxes & Accessories
Metallic Device Box Extensions & Accessories
Metallic Device Box Extensions & Accessories
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More About Metallic Device Box Extensions & Accessories
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This category contains accessories for metallic device boxes and electrical enclosures. Box extensions, mud rings, box clamps and more can be found here.
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SL18 Compare Checkbox
Compare
12" - 18" SliderBar Adjustable Box Mounting Bracket
SKU:
SL18
Arlington
SKU:
SL18
Brand:
Arlington
(1)
–
+
$2.80
each
BOX UP & SAVE 5%
–
+
$66.50 box of 25
$2.66
each
ADD TO CART
Add to List
In Stock
Get 1,168 by
Thu, Dec 19
In Stock
Get 1,168 by
Thu, Dec 19
Add to List
531711234 Compare Checkbox
Compare
4" x 2-1/8" Deep Square Box Extension Ring w/ 1/2" and 3/4" Knockouts
SKU:
531711234
Steel City
SKU:
531711234
Brand:
Steel City
–
+
$7.07
each
ADD TO CART
Add to List
In Stock
Get 256 by
Thu, Dec 19
In Stock
Get 256 by
Thu, Dec 19
Add to List
53151-1/2-3/4 Compare Checkbox
Compare
4" x 1-1/2" Deep Square Box Extension Ring w/ 1/2" and 3/4" Knockouts
SKU:
53151-1/2-3/4
Steel City
SKU:
53151-1/2-3/4
Brand:
Steel City
–
+
$4.09
each
BOX UP & SAVE 13%
–
+
$178.50 box of 50
$3.57
each
ADD TO CART
Add to List
In Stock
Get 161 by
Thu, Dec 19
In Stock
Get 161 by
Thu, Dec 19
Add to List
OWC Compare Checkbox
Compare
Old Work Box Support Clip, Adapts to Wall Thickness Up to 3/4"
SKU:
OWC
Steel City
SKU:
OWC
Brand:
Steel City
(1)
–
+
$2.34
each
BOX UP & SAVE 13%
–
+
$50.75 box of 25
$2.03
each
ADD TO CART
Add to List
In Stock
Get 1,936 by
Thu, Dec 19
In Stock
Get 1,936 by
Thu, Dec 19
Add to List
531511234UB Compare Checkbox
Compare
4" x 1-1/2" Deep Square Box Extension Ring w/ 1/2" & 3/4" Eccentric Knockouts
SKU:
531511234UB
Steel City
SKU:
531511234UB
Brand:
Steel City
(1)
–
+
$10.33
each
ADD TO CART
Add to List
In Stock
Get 70 by
Thu, Dec 19
In Stock
Get 70 by
Thu, Dec 19
Add to List
SL24 Compare Checkbox
Compare
15" - 24" SliderBar Adjustable Box Mounting Bracket
SKU:
SL24
Arlington
SKU:
SL24
Brand:
Arlington
–
+
$3.98
each
ADD TO CART
Add to List
In Stock
Get 21 by
Thu, Dec 19
In Stock
Get 21 by
Thu, Dec 19
Add to List
59361-1/2 Compare Checkbox
Compare
4" x 2-1/8" x 1-7/8" Deep Box Extension Ring w/ 1/2" Knockouts
SKU:
59361-1/2
Steel City
SKU:
59361-1/2
Brand:
Steel City
(1)
–
+
$3.20
each
ADD TO CART
Add to List
In Stock
Get 559 by
Thu, Dec 19
In Stock
Get 559 by
Thu, Dec 19
Add to List
73171-1/2-3/4 Compare Checkbox
Compare
4-11/16" x 2-1/8" Deep Square Box Extension Ring, 1/2" & 3/4" Knockouts
SKU:
73171-1/2-3/4
Steel City
SKU:
73171-1/2-3/4
Brand:
Steel City
(1)
–
+
$6.69
each
BOX UP & SAVE 16%
–
+
$112.60 box of 20
$5.63
each
ADD TO CART
Add to List
In Stock
Get 43 by
Thu, Dec 19
In Stock
Get 43 by
Thu, Dec 19
Add to List
TSGB16TZ Compare Checkbox
Compare
11 - 18" Expandable Telescoping Screw Gun Box Support Bracket
SKU:
TSGB16TZ
Southwire
SKU:
TSGB16TZ
Brand:
Southwire
–
+
$2.89
each
ADD TO CART
Add to List
In Stock
Get 950 by
Thu, Dec 19
In Stock
Get 950 by
Thu, Dec 19
Add to List
52C16 Compare Checkbox
Compare
4" Square Single Gang Device Ring, 1-1/4" Raised
SKU:
52C16
Southwire
SKU:
52C16
Brand:
Southwire
–
+
$2.27
each
ADD TO CART
Add to List
In Stock
Get 119 by
Thu, Dec 19
In Stock
Get 119 by
Thu, Dec 19
Add to List
52CADJ Compare Checkbox
Compare
Single-Gang Adjustable Mud Ring for 4" Square Boxes
SKU:
52CADJ
Steel City
SKU:
52CADJ
Brand:
Steel City
–
+
$8.22
each
BOX UP & SAVE 11%
–
+
$182.50 box of 25
$7.30
each
ADD TO CART
Add to List
In Stock
Get 400 by
Thu, Dec 19
In Stock
Get 400 by
Thu, Dec 19
Add to List
53151-1/2 Compare Checkbox
Compare
4" x 1-1/2" Deep Square Box Extension Ring w/ 1/2" Knockouts
SKU:
53151-1/2
Steel City
SKU:
53151-1/2
Brand:
Steel City
–
+
$3.76
each
ADD TO CART
Add to List
In Stock
Get 218 by
Thu, Dec 19
In Stock
Get 218 by
Thu, Dec 19
Add to List
52CADJ2 Compare Checkbox
Compare
Two-Gang Adjustable Mud Ring for 4" Square Boxes
SKU:
52CADJ2
Steel City
SKU:
52CADJ2
Brand:
Steel City
–
+
$9.90
each
BOX UP & SAVE 13%
–
+
$171.40 box of 20
$8.57
each
ADD TO CART
Add to List
In Stock
Get 100 by
Thu, Dec 19
In Stock
Get 100 by
Thu, Dec 19
Add to List
512HDTZ Compare Checkbox
Compare
24" Heavy-Duty T-Grid Box Hanger w/ Mounting Clip
SKU:
512HDTZ
Southwire
SKU:
512HDTZ
Brand:
Southwire
–
+
$11.11
each
ADD TO CART
Add to List
Out of Stock
Get it by
Fri, Jan 3 - Fri, Jan 10
Out of Stock
Get it by
Fri, Jan 3 - Fri, Jan 10
Add to List
SBEX Compare Checkbox
Compare
7/8" Adjustable Depth Single-Gang Switch Box Extension w/ 1-1/4" Mounting Screws
SKU:
SBEX
Steel City
SKU:
SBEX
Brand:
Steel City
–
+
$3.99
each
BOX UP & SAVE 3%
–
+
$193.00 box of 50
$3.86
each
ADD TO CART
Add to List
In Stock
Get 170 by
Thu, Dec 19
In Stock
Get 170 by
Thu, Dec 19
Add to List
TSGB1624TZ Compare Checkbox
Compare
16" - 24" Telescoping Stud Box Bracket
SKU:
TSGB1624TZ
Southwire
SKU:
TSGB1624TZ
Brand:
Southwire
–
+
$3.51
each
ADD TO CART
Add to List
In Stock
Get 555 by
Thu, Dec 19
In Stock
Get 555 by
Thu, Dec 19
Add to List
551511/2-25 Compare Checkbox
Compare
4" x 1-1/2" Deep Octagon Box Extension Ring w/ 1/2" Knockouts
SKU:
551511/2-25
Steel City
SKU:
551511/2-25
Brand:
Steel City
–
+
$3.14
each
ADD TO CART
Add to List
In Stock
Get 58 by
Thu, Dec 19
In Stock
Get 58 by
Thu, Dec 19
Add to List
SSF-SG16A Compare Checkbox
Compare
16" Adjustable Bar Box Bracket
SKU:
SSF-SG16A
Steel City
SKU:
SSF-SG16A
Brand:
Steel City
–
+
$4.19
each
BOX UP & SAVE 8%
–
+
$193.00 box of 50
$3.86
each
ADD TO CART
Add to List
In Stock
Get 290 by
Thu, Dec 19
In Stock
Get 290 by
Thu, Dec 19
Add to List
55151-1/2-3/4 Compare Checkbox
Compare
4" x 1-1/2" Deep Octagon Box Extension Ring w/ 1/2" and 3/4" Knockouts
SKU:
55151-1/2-3/4
Steel City
SKU:
55151-1/2-3/4
Brand:
Steel City
–
+
$3.14
each
BOX UP & SAVE 3%
–
+
$76.00 box of 25
$3.04
each
ADD TO CART
Add to List
In Stock
Get 38 by
Thu, Dec 19
In Stock
Get 38 by
Thu, Dec 19
Add to List
731711-TB Compare Checkbox
Compare
4-11/16" x 2-1/8" Deep Square Box Extension Ring, 1" Knockouts
SKU:
731711-TB
Steel City
SKU:
731711-TB
Brand:
Steel City
–
+
$21.39
each
ADD TO CART
Add to List
In Stock
Get 3 by
Thu, Dec 19
In Stock
Get 3 by
Thu, Dec 19
Add to List
73151-1/2-3/4 Compare Checkbox
Compare
4-11/16" x 1-1/2" Deep Square Box Extension Ring, 1/2" & 3/4" Knockouts
SKU:
73151-1/2-3/4
Steel City
SKU:
73151-1/2-3/4
Brand:
Steel City
–
+
$9.63
each
BOX UP & SAVE 17%
–
+
$159.80 box of 20
$7.99
each
ADD TO CART
Add to List
In Stock
Get 22 by
Thu, Dec 19
In Stock
Get 22 by
Thu, Dec 19
Add to List
SSF-SG24A Compare Checkbox
Compare
24" Adjustable Bar Box Bracket
SKU:
SSF-SG24A
Steel City
SKU:
SSF-SG24A
Brand:
Steel City
–
+
$5.47
each
BOX UP & SAVE 17%
–
+
$227.00 box of 50
$4.54
each
ADD TO CART
Add to List
In Stock
Get 147 by
Thu, Dec 19
In Stock
Get 147 by
Thu, Dec 19
Add to List
TZH23 Compare Checkbox
Compare
Galvanized Steel Bracket to Stud Box Support, 2-1/2 - 3-5/8" Depth
SKU:
TZH23
Southwire
SKU:
TZH23
Brand:
Southwire
–
+
$2.40
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Add to List
SBO16 Compare Checkbox
Compare
16" Horizontal Mounting Bracket
SKU:
SBO16
Steel City
SKU:
SBO16
Brand:
Steel City
–
+
$9.97
each
BOX UP & SAVE 14%
–
+
$215.25 box of 25
$8.61
each
ADD TO CART
Add to List
In Stock
Get 14 by
Thu, Dec 19
In Stock
Get 14 by
Thu, Dec 19
Add to List
SSF-SH2346 Compare Checkbox
Compare
3 Point Box-to-Stud Mounting Bracket
SKU:
SSF-SH2346
Steel City
SKU:
SSF-SH2346
Brand:
Steel City
–
+
$2.82
each
BOX UP & SAVE 20%
–
+
$113.50 box of 50
$2.27
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Add to List
52PD1 Compare Checkbox
Compare
2-Gang Square Box Partition
SKU:
52PD1
Steel City
SKU:
52PD1
Brand:
Steel City
–
+
$10.59
each
ADD TO CART
Add to List
In Stock
Get 23 by
Thu, Dec 19
In Stock
Get 23 by
Thu, Dec 19
Add to List
CBS Compare Checkbox
Compare
1" - 2" Ceiling Box Support Bracket
SKU:
CBS
Southwire
SKU:
CBS
Brand:
Southwire
–
+
$1.72
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Add to List
6010ADW-25 Compare Checkbox
Compare
14-1/2" - 26-1/2" Adjustable Bar Hanger w/ Stud, 50 lbs. Max Load
SKU:
6010ADW-25
Steel City
SKU:
6010ADW-25
Brand:
Steel City
–
+
$6.48
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Add to List
6011ADW-25 Compare Checkbox
Compare
14-1/2" - 26-1/2" Adjustable Bar Hanger w/ Fastener, 50 lbs. Max Load
SKU:
6011ADW-25
Steel City
SKU:
6011ADW-25
Brand:
Steel City
–
+
$8.84
each
ADD TO CART
Add to List
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Backorder
Get it by
Fri, Jan 17 - Fri, Feb 14
Add to List
SL24F Compare Checkbox
Compare
15" - 24" SliderBar Adjustable Unbent Box Mounting Bracket
SKU:
SL24F
Arlington
SKU:
SL24F
Brand:
Arlington
–
+
$6.61
each
ADD TO CART