Arlington Industries Non-Metallic Electrical Box Cover with 1/2" Knockout - Gray Plastic 4.25" x 4.25"

Arlington Industries Non-Metallic Electrical Box Cover with 1/2" Knockout - Gray Plastic 4.25" x 4.25"

Professional Non-Metallic Cover Solution with Center Knockout

Arlington Industries delivers reliable electrical enclosure protection with this gray non-metallic box cover featuring a convenient 1/2" center knockout. Constructed from durable plastic material with UL listing, this 4.25" x 4.25" cover provides professional-grade protection for electrical connections while maintaining easy access for conduit connections through the pre-punched knockout opening.

Professional Features & Benefits

• UL Listed Construction: Ensures compliance with electrical safety standards for professional installations and reliable long-term performance.
• 1/2" Center Knockout: Pre-punched opening provides convenient conduit entry point while maintaining enclosure integrity when not in use.
• Durable Plastic Material: Non-metallic construction resists corrosion and environmental factors while providing excellent electrical insulation properties.
• 4.25" x 4.25" Dimensions: Standard sizing ensures compatibility with common electrical box configurations for versatile installation applications.
• Included Gasket: Provides enhanced weather sealing and moisture protection for outdoor and demanding indoor applications.
• Lightweight Design: At only 0.130 lbs, the cover installs easily without adding excessive weight to electrical enclosures.

Technical Specifications

• Country Of Origin: United States
• Includes: non-metallic cover with 1/2" knockout, (1) gasket
• Listing: UL
• Material S : Plastic
• Product Color: Gray
• Product Height: 4.250"
• Product Weight: 0.130 lbs/each
• Product Width: 4.250"
• Standard Packaging: 10pcs
• Unit Packaging: 1pc

Installation & Operation

1. Mount the unit 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
• Commercial Building Electrical Systems
• Industrial Facility Wiring Projects
• Outdoor Electrical Enclosures
• Maintenance and Retrofit Applications
• Professional Electrical Contractor Work

Why Choose Arlington Industries Quality?

Arlington Industries provides dependable electrical solutions with UL listed construction and durable plastic materials designed for long-term performance. Made in the United States with professional-grade specifications, this non-metallic cover delivers the reliability and quality that electrical professionals trust for critical installations.