Mulberry 11203 4" Square Box Cover with 1/2" Knockout

Mulberry 11203 4" Square Box Cover with 1/2" Knockout

The Mulberry 11203 is a 4" square box cover engineered to close, protect, and finish standard 4" square electrical boxes used throughout residential, commercial, and industrial wiring systems. Identified by the CV52FK cover designation, this cover is sized precisely to a 4" square opening and includes a factory 1/2" knockout that gives electricians a controlled entry point for conduit or cable runs without compromising the rest of the cover surface. Whether used to cap an unused box during rough-in or to provide a finished surface where a 1/2" knockout entry is required, the Mulberry 11203 delivers a dependable, purpose-built fit. Its straightforward design supports fast installation and helps keep job sites organized and code-conscious from rough-in through final trim. It's an efficient way to standardize box coverage on multi-box jobs, ensuring every 4" square location is protected and ready for trim-out.

Key Features

• 4" Square Fit: Sized to match standard 4" square electrical box openings for a clean, flush cover installation.
• 1/2" Knockout: Includes a pre-scored 1/2" knockout that lets electricians open only the entry point they need for conduit or cable.
• CV52FK Cover Design: Carries the CV52FK cover designation, matched specifically to 4" square box applications.
• Simple Attachment: Straightforward mounting to 4" square boxes speeds up rough-in and reduces finish-work time.
• Box Protection: Seals the box opening to help keep debris, dust, and moisture out prior to device or fixture installation.
• Consistent Sizing: Uniform 4" square dimensions provide a predictable fit across multiple box locations on the same job.
• Versatile Use: Suited to residential, commercial, and industrial electrical box applications wherever a 4" square cover is required.

Technical Specifications

• Refer to manufacturer documentation for complete technical specifications.

Typical Applications

• 4" Square Junction Box Covers
• Residential and Commercial Wiring Installations
• New Construction and Remodel Electrical Rough-In
• Conduit and Cable Entry Points via 1/2" Knockout
• Temporary Box Protection Prior to Device Installation
• Industrial and Commercial Panel and Box Finishing

Why Mulberry?

Mulberry electrical products are built to match standard box dimensions precisely, and the 11203 cover is no exception, offering a dependable 4" square fit paired with a functional 1/2" knockout for on-site flexibility. Choosing a purpose-fit cover like the Mulberry 11203 helps electrical contractors maintain clean, code-conscious rough-in work while keeping installation simple and efficient. Its precise dimensions and knockout placement reduce field guesswork, saving install time across multi-box jobs.