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Internet #203638676

Model #277

4 in. Octagon Welded Concrete Ring, 3 in. Deep with 3/4 and 1 in. Knockouts (25-Pack)

Questions & Answers
  • Used with poured deck (floor) in high-rise construction
  • Flat sides provide excellent contact for locknuts
  • Waxed fixture ears prevent interference with the threads
  • See More Details

Product Overview

Manufactured from durable pre-galvanized steel. Designed to house and protect electrical wiring and to support light fixtures and installed in poured concrete decks. Mounting tabs used to secure ring to metal or wood forms, leaving box flush with concrete.
  • Not Rated for Ceiling Fan
  • Welded steel construction
  • Single row of 1/2 and 3/4 in. KO's
  • 37.0 cu. in. capacity

Info & Guides

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Price
Ratings
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Packaging TypeContractor PackagingContractor PackagingContractor PackagingContractor Packaging
Box TypeFloor BoxFloor BoxWall boxWall box
MaterialSteelSteelSteelSteel
Trade Size (in.)OtherOtherOtherOther
Number of Gangs0011
Number of Knockouts/Pryouts16887
MountingMortarMortarDeviceBracket
Metallic/Non-MetallicMetallicMetallicMetallicMetallic
Power Distribution FeaturesNo Additional FeaturesNo Additional FeaturesNo Additional FeaturesNo Additional Features
View ProductView ProductView ProductView Product

Specifications

Dimensions

Product Depth (in.)
3.5
Product Height (in.)
4
Product Width (in.)
4
Trade Size (in.)
Other

Details

Box Type
Floor Box
Color Family
Gray
Electrical Product Type
Box
Material
Steel
Metallic/Non-Metallic
Metallic
Mounting
Mortar
Number of Gangs
0
Number of Knockouts/Pryouts
8
Pack Size
25
Packaging Type
Contractor Packaging
Power Distribution Features
No Additional Features
Product Weight (lb.)
0.906
Returnable
90-Day

Warranty / Certifications

Certifications and Listings
UL Listed
Manufacturer Warranty
1 Year

Questions & Answers

0Questions0Answers

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