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RACO 193 4 in. Square Welded Steel Box, B Bracket
The RACO 193 is a 4 in. square welded steel outlet box built for conduit wiring systems in both new construction and renovation projects. Measuring 1-1/2 in. deep, this flush-mount box features nine 1/2 in. knockouts and five 1/2 in. - 3/4 in. combination knockouts (TKOs) for flexible conduit entry, along with a B bracket engineered for fast, secure mounting to wood studs. Backed by UL Listing, the RACO 193 delivers dependable, code-compliant performance for commercial and residential electrical installations.
Key Features
- Trade Size: 4 in. square footprint sized for standard junction and device box applications.
- Box Depth: 1-1/2 in. deep body provides generous wiring capacity while maintaining a low-profile installation.
- Durable Construction: Welded steel body offers rugged strength and long-term reliability for demanding conduit installations.
- Knockouts: Nine 1/2 in. knockouts and five 1/2 in. - 3/4 in. combination knockouts (TKOs) allow flexible conduit sizing and entry points.
- Wiring System: Engineered specifically for conduit wiring systems.
- Mounting Bracket: B bracket designed for wood stud installation, enabling quick, secure attachment.
- Flush Design: Flush configuration sits evenly with the wall or ceiling surface for a clean, finished appearance.
Certifications & Compliance
- UL Listed
Technical Specifications
- Product Type: Steel Box
- Product Size: 4 in
- Product Depth: 1.5 in
- Product Shape: Square
- Drawn or Welded: Welded
- Bracket Type: B, for Wood Studs
- Wiring System: Conduit
- Knockouts: 1/2 in;1/2 - 3/4 in Combination (TKO)
- Certified Listed: UL Listed
Typical Applications
- Commercial and Residential Electrical Installations
- Conduit and Raceway Wiring Systems
- Wood-Frame New Construction
- Device and Junction Box Applications
- Flush-Mount Wall and Ceiling Installations
Why RACO?
RACO backs the 193 with rugged welded steel construction and UL Listed performance, giving professional electricians a dependable outlet box for conduit installations. The dedicated B bracket simplifies wood-stud mounting, helping crews achieve secure, flush installations efficiently and to code, while the combination of standard and TKO knockouts supports flexible conduit sizing on the job.
Manufacturer Resources
Spec Sheet
Product Specs
- list_batch:
- RACO-20260916
- Product Type:
- Steel Box
- Product Size:
- 4 in
- Product Depth:
- 1.5 in
- Product Shape:
- Square
- Drawn or Welded:
- Welded
- Bracket Type:
- B, for Wood Studs
- Wiring System:
- Conduit
- Knockouts:
- 1/2 in;1/2 - 3/4 in Combination (TKO)
- Certified Listed:
- UL Listed