RACO 688 1-15/16 x 3-3/4 x 2-1/2 Inch 15.5 In Pre-Galvanized Steel 1-Gang Masonry Box
$5,084.03/c (100 ea)
Usually ships within 11 to 17 Days
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Manufacturer Hubbell / Raco
Mfg Catalog # 688
North Coast Part # 1609242


  • Rugged welded design does not fall apart during construction.
  • Gangable design allows installer to build unlimited number of gangs to hold multiple devices.
  • Rectangular shape fits square cuts in block.
  • Standard 1/2" and 3/4" TKO┬« knockouts.
  • Device ears inside the box prevent mortar from getting in the device holes.
  • Steel voltage partition #675 fits 2-1/2" and #676 fits 3-1/2" depth.
  • Forward mounted grounding provision allows for easy installation of grounding pigtail.
  • Standard wall plates can be used.
  • Supplied with eight (8) 1/2 & 3/4 in. concentric knockouts
  • Gangable design allows construction of multiple gang box from one product
  • Ground is located near the front of the box for installer's convenience
  • 15.5 cu. in. capacity
  • For 4 in. block walls



  • Bracket Type: No Bracket
  • Color: Gray
  • Gangable: Yes
  • Knockouts: 1/2 in - 3/4 in Combination (TKO)
  • Material: Steel
  • Number of Gang(s): 1-Gang
  • Type: Box
  • UPC: 050169006887
  • Wiring System: Conduit


  • Cubic Capacity: 15.5 cu.in
  • Depth: 2.5 in
  • Height: 3.875 in
  • Weight: 0.635 lb
  • Width: 2.21 in

Certifications and Compliance

  • Certified Listed: UL Listed


  • Carton Quantity: 20 EA
  • Packaging Type: No Packaging
  • Pallet Quantity: 2000 EA


UPC 05016900688
GTiN 00050169006887
Width 2.21 in
Size 2-1/2 IN
Color Gray
Type Masonry box
Material Steel
Applications Electrical
Depth 2.5 in
Height 3.875 in
Weight 0.635 lb
Family Brand Name Raco
Construction Gangable
Cable Entry Knockouts for conduit

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