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by Hubbell Wiring Device-Kellems 

Catalog ID: CFBS1R4CFB

Concrete Floorboxes, Cast Iron Box, Recessed, 4" CFBS1R4 Series Box, 5.00" Minimum Depth of Pour

Cast Iron Box with PVC Riser; Threaded Hubs

Product Details


Application For Use in Concrete Floors
Application - For Use On Concrete
Color Metallic
Construction Cast Iron
EU RoHS Indicator Contact Manufacturer
Knockouts 2) 1", 2) 1 1/2"
Material Cast Iron
Mounting Method Cast into Concrete
Series Recessed - CFB Series
Size 4 Inch Round
Sub Brand Recessed Concrete Floor Boxes
Type 4" Round Recessed Floor Box
UPC 783585544687


Dimensions 7.6 in x 6.58 in x 6 in
Height 6 in
Length 7.6 in
Width 6.58 in

Conductor Related

Cable Entry Through Cover

Certifications and Compliance

Industry Standard(s)
  • cULus
  • UL514



SystemOne Recessed Floor Boxes

Installation/Instruction Manual (IOM)