Square Electrical Box Blank Cover 4 in.

Keep your electrical installations neat and protected with this 4 in. square blank cover. Crafted from durable, zinc-plated steel, it provides a clean, professional finish for unused switch or receptacle openings. Whether you’re working on new construction or retrofitting an existing setup, its UL listing ensures reliable safety compliance while angled mounting slots compensate for up to ½ in. of box misalignment—making installation fast and hassle-free.

Ideal for electricians, contractors, and DIY enthusiasts, this blank cover delivers long-lasting performance against corrosion and everyday wear. Its slim profile blends seamlessly with standard 4 in. electrical boxes, helping you maintain a polished look in residential or commercial projects.

Key Features

• Material: Zinc-plated steel for superior corrosion resistance
• Fits standard 4 in. square electrical boxes
• Angled slots accommodate up to ½ in. misalignment
• UL Listed for safety and compliance
• Slim, lightweight design for easy handling and installation
• Blank cover provides a clean, secure seal for unused openings

⚠️ WARNING: This product can expose you to Lead, known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.