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Steel City 54171 4" Octagon Outlet Box with 1/2" & 3/4" Knockouts
The Steel City 54171 is a 4" octagon outlet box designed for standard residential and commercial electrical rough-in work. Built for use in junction, switch, and fixture outlet applications, this octagon box is configured with 1/2" and 3/4" knockouts, giving installers flexibility to accommodate a range of conduit and cable connector sizes on the same box without needing multiple box variants on hand. As part of the Steel City electrical box line, the 54171 is a dependable, code-ready choice for electricians stocking common rough-in components for new construction and remodel projects.
Key Features
- Trade Size: 4" octagon body sized for standard outlet box rough-in applications.
- Dual Knockout Configuration: Combination 1/2" & 3/4" knockouts allow the box to accept multiple conduit or connector sizes from a single SKU, reducing the number of box variants electricians need to stock.
- Octagon Body Style: Octagon shape is the standard configuration for ceiling fixture outlets, junction points, and switch/device installations in branch circuit wiring.
- Steel City Reliability: Manufactured under the Steel City brand, a long-established name in electrical outlet boxes and fittings used by professional electricians on commercial and residential jobs.
- Rough-In Ready: Designed to integrate into standard rough-in electrical box layouts for new construction and remodel wiring projects.
Technical Specifications
- Size: 4" Octagon
- Knockout Configuration: 1/2" & 3/4"
Typical Applications
- Ceiling Fixture Outlet Installations
- Junction Box Wiring Points
- Switch and Device Outlet Rough-In
- New Construction Electrical Rough-In
- Residential and Commercial Renovation Wiring
Why Steel City?
Steel City electrical boxes are a trusted staple for electrical contractors who need consistent, code-compliant outlet boxes for everyday rough-in work. The 54171's dual 1/2" & 3/4" knockout configuration simplifies inventory by covering multiple conduit sizes in one octagon box, helping crews move faster on the job while relying on the dependable fit and function that the Steel City name represents in professional electrical supply.
Manufacturer Resources
54171 1/2 3/4 Spec Sheet
Product Specs
- Department:
- Electrical
- Product Type:
- Box/housing for built-in mounting in the wall/ceiling
- Product Group:
- Boxes & Enclosures
- Product Subgroup:
- Electrical Boxes
- Product Material:
- Steel
- Product Color:
- Silver
- Application:
- For use with conduit