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3-1/2" Deep with Conduit Knockouts 3-1/2" Deep with Conduit Knockouts
Application:
These electrical junction boxes are installed in walls and ceilings where extra depth is needed for dimmers, cameras, speakers, strobes, signals and other electrical and electronic devices.
Advantages::
Garvin Industries’ labor-saving design eliminates the need to awkwardly install boxes and extension rings to accommodate deep devices.
Field Names::
Extra deep 4S box, extra deep 1900 box, extra deep 1900 electrical box, extra deep 1900 junction box, conduit box, J-box, concentric box, conduit junction box, outlet box, drywall mud box, speaker box, deep 1900 box, extra deep junction box, deep conduit box, deep outlet box, extra deep fire alarm box, 1900 extra deep fire alarm box.

Click on links below to view more details about the products. 8 Styles Available Below
Image Item Description Product Specifications
3-1/2" Deep, 4" Square Junction Box with (6) 1/2" & (6) 1/2”-3/4” Side Knockouts and (2) 1/2” & (2) 3/4” Bottom Knockouts with a Raised Ground Item #: 52181-S
3-1/2" Deep, 4" Square Junction Box with (6) 1/2" & (6) 1/2”-3/4” Side Knockouts and (2) 1/2” & (2) 3/4” Bottom Knockouts with a Raised Ground
3-1/2" deep, 4" square junction boxes with (6) 1/2” & (6) 1/2”-3/4” side knockouts and (2) 1/2”, (2) 3/4” bottom knockouts with a raised ground are in (more....)

QTY:  
Our Price:  
$ 5.79

 
 
4" Square 3-1/2" Deep, Concrete Box with (4) 1/2" and (4) 3/4" Side Knockouts & Raised Ground Item #: 52181-SPKR
4" Square 3-1/2" Deep, Concrete Box with (4) 1/2" and (4) 3/4" Side Knockouts & Raised Ground
4" square 3-1/2" deep, concrete boxes with (4) 1/2" and (4) 3/4" side knockouts and a raised ground hump with screw are installed in walls and ceiling (more....)

QTY:  
Our Price:  
$ 6.89

 
 
4" Square 3-1/2" Deep, Concrete Box with (8) 1/2" Side Knockouts & Raised Ground Item #: 52181-1/2-SPKR
4" Square 3-1/2" Deep, Concrete Box with (8) 1/2" Side Knockouts & Raised Ground
4" square 3-1/2" deep, concrete boxes with (8) 1/2" side knockouts & raised ground are installed in walls and ceilings where extra depth is needed for (more....)

QTY:  
Our Price:  
$ 6.89

 
 
4" Square 3-1/2" Deep, Concrete Box with (8) 3/4" Side Knockouts & Raised Ground Item #: 52181-3/4-SPKR
4" Square 3-1/2" Deep, Concrete Box with (8) 3/4" Side Knockouts & Raised Ground
4" square 3-1/2" deep, concrete boxes with (8) 3/4" side knockouts & raised ground are installed in walls and ceilings where extra depth is needed for (more....)

QTY:  
Our Price:  
$ 6.89

 
 
Red, 3-1/2" Deep, 4" Square Junction Box with (6) 1/2” & (6) 1/2"-3/4” Side Knockouts and (2) 1/2” & (2) 3/4” Bottom Knockouts Item #: 52181-RED
Red, 3-1/2" Deep, 4" Square Junction Box with (6) 1/2” & (6) 1/2"-3/4” Side Knockouts and (2) 1/2” & (2) 3/4” Bottom Knockouts
Red, 3-1/2" deep, 4" square junction boxes with (6) 1/2” & (6) 1/2"-3/4” side knockouts and (2) 1/2” & (2) 3/4” bottom knockouts are installed in wall (more....)

QTY:  
Our Price:  
$ 6.29

 
 
3-1/2" Deep, 4" Square Junction Box with Old Work Clips and Plaster Ears and (8) 1/2” & (4) 1/2”-3/4” Side Knockouts and (3) 1/2”, (2) 1/2”-3/4” Bottom Knockouts Item #: 52181-OW
3-1/2" Deep, 4" Square Junction Box with Old Work Clips and Plaster Ears and (8) 1/2” & (4) 1/2”-3/4” Side Knockouts and (3) 1/2”, (2) 1/2”-3/4” Bottom Knockouts
3-1/2" deep, 4" square junction boxes with old work clips and plaster ears and (8) 1/2” & (4) 1/2”-3/4” side knockouts and (3) 1/2”, (2) 1/2”-3/4” bot (more....)

QTY:  
Our Price:  
$ 4.99

  Regularly $6.99
  Sale Ends:
03-15-2012
Blank, 3-1/2" Deep, 4" Square Junction Boxes Item #: 52181-BLNK
Blank, 3-1/2" Deep, 4" Square Junction Boxes
Blank, 3-1/2" deep, 4" square junction boxes are installed in walls and ceilings where extra depth is needed for dimmers, cameras, speakers, strobes, (more....)

QTY:  
Our Price:  
$ 7.99

 
 
Chicago Plenum, 3-1/2" Deep, 4" Square Junction Box with Air Tight (8) 1/2” & (4) 3/4” Side and (3) 1/2” & (2) 3/4” Bottom Knockouts Item #: 52181-SVT
Chicago Plenum, 3-1/2" Deep, 4" Square Junction Box with Air Tight (8) 1/2” & (4) 3/4” Side and (3) 1/2” & (2) 3/4” Bottom Knockouts
Chicago plenum, 3-1/2" deep, 4" square junction boxes with air tight (8) 1/2” & (4) 3/4” side and (3) 1/2” & (2) 3/4” bottom knockouts are installed i (more....)

QTY:  
Our Price:  
$ 6.99

 
 
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