
Hubbell H73171KBAR Extension ring for 4-11/16 In. Square Box, 2-1/8 in. Deep, 42 Cu. In., with Concentric, 1/2 & 3/4 in., and 1/2 in. KO (30-Pack)


Hubbell H73171KBAR Extension ring for 4-11/16 In. Square Box, 2-1/8 in. Deep, 42 Cu. In., with Concentric, 1/2 & 3/4 in., and 1/2 in. KO (30-Pack)
- MPN: H73171KBAR
- UPC: 805035056677
- PPN: HBL-H73171KBAR
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CAD$26.74/ EA
Description
Extension ring for 4-11/16 In. Square Box, 2-1/8 in. Deep, 42 Cu. In., with Concentric, 1/2 & 3/4 in., and 1/2 in. KO (30-Pack)
Features
- The H73171KBAR provides an additional 2-1/8 inches of depth to any standard 4-11/16" square box, significantly increasing cubic-inch volume. This is the professional solution for managing heavy-gauge wire, multiple circuits, or bulky GFCI and surge-protected devices that simply won't fit in a standard shallow housing.
- Fabricated from high-grade pre-galvanized steel, this extension ring is designed to resist corrosion and mechanical stress. It maintains structural integrity under heavy loads, ensuring your electrical transitions meet the most rigorous "rough-in" requirements for hospitals, schools, and industrial plants.
- Featuring a mix of 1/2" and 3/4" concentric knockouts, the H73171KBAR offers maximum flexibility for field wiring. This allows for clean, code-compliant entry points from multiple angles, saving time during installation by eliminating the need for specialized drilling or awkward bending of EMT conduit.
- This Hubbell extension ring is UL Listed and designed to maintain a continuous ground path when properly installed. By providing a tight seal against the base box, it ensures that sparks and heat are contained within the metal enclosure, satisfying building inspectors and keeping your facility up to date with the latest National Electrical Code standards.
Specifications
- Volume
- 42 cu in
- Size
- 4-11/16 in
- Knockouts - Side
- 4 x 1/2 in, 2 x 1/2-3/4 in Combination
- Number of Gangs
- 2-Gang
- Weight
- 0.59 lb
- Compliance
- CSA Certified
Wiring SystemConduit
Depth2-1/8 in
Knockouts - End4 x 1/2-3/4 in Combination
MaterialSteel, Drawn
ConfigurationNo Bracket
ColorGray
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