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ABB Thomas & Betts 4 Square 1900 Boxes 4 Square Box Screws Metallic 2-1/8 in

Mfg #: 521711234E
BOR #: 161029
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Steel City® switch boxes are protected from rust and corrosion by zinc-galvanizing

  • Boxes have a 10-32 tapped hole in the bottom of the box for attaching separate ground wire
  • KOs are uniform and true for attachment of cable or conduit connectors
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Product can be ordered only in multiples of
Brand ABB  
Depth 2-1/8 in  
Material Style Metallic  
Material Steel  
Knockouts With Knockouts  
Width 4 in  
Wall Box Type 4 Square Box  
Height 4 in  
Box Mounting Type Screws  
Box Construction Welded  
Work Type New  
Knockout Each Side (2) 1/2, (1) 1/2  
Knockout Bottom (3) 1/2, (2) 1/2, 3/4 E  
Knockout Each End (2) 1/2, (1) 1/2  
Cubic Capacity 30.30 in³  
ABB Thomas & Betts Specification Sheet Specification Sheet

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