Arlington Industries Non-Metallic Electrical Box Cover — Durable Plastic Protection, UL Listed, Compatible with Standard Boxes

Arlington Industries Non-Metallic Electrical Box Covers with 1/2" Center Knockout

Professional plastic electrical box covers for versatile wiring applications

Arlington Industries delivers reliable non-metallic electrical box covers featuring a convenient 1/2" center knockout for flexible conduit connections. These 4.25" square plastic covers provide durable protection for electrical boxes in residential and commercial installations, offering UL-listed quality construction made in the United States.

Professional Features & Benefits

• 4.25" Square Dimensions: Standard sizing ensures compatibility with common electrical box configurations for consistent installations.
• 1/2" Center Knockout: Pre-formed knockout provides convenient conduit entry point while maintaining structural integrity when not needed.
• Plastic Construction: Non-metallic material offers corrosion resistance and electrical isolation for enhanced safety in various environments.
• UL Listed: Meets rigorous safety standards for electrical components, ensuring code compliance and professional installation confidence.
• United States Manufacturing: Domestic production ensures consistent quality control and reliable supply chain for professional contractors.
• Convenient Packaging: Available in individual units or 10-piece standard packaging to accommodate project requirements and inventory management.

Technical Specifications

• Country Of Origin: United States
• Height: 4.250"
• Listing: UL
• Material S : Plastic
• Standard Packaging: 10pcs
• Unit Packaging: 1pc
• Weight: 0.130 lbs/each
• Width: 4.250"

Installation & Operation

1. Mount the cover in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Residential electrical installations and renovations
• Commercial building electrical systems
• Industrial facility wiring projects
• Electrical contractor maintenance and repair work
• Multi-unit residential properties
• Professional office building electrical systems

Why Choose Arlington Industries Quality?

Arlington Industries provides UL-listed electrical components manufactured in the United States, ensuring consistent quality and reliable performance. The lightweight yet durable plastic construction offers long-term protection while the standard 4.25" dimensions ensure compatibility with common electrical box configurations for professional installations.