RACO 779 4 in. Square 2-Device Cover, 3/4 in. Raised, Drawn Construction

RACO 779 4 in. Square 2-Device Cover, 3/4 in. Raised, Drawn Construction

The RACO 779 is a 4 in. square 2-device cover engineered to close out standard 4 in. square electrical boxes while accommodating two wiring devices in a single, clean opening. This cover features a 3/4 in. raised profile that provides extra clearance for device bodies, wire connections, and switch or receptacle mounting yokes. Manufactured using a drawn construction process rather than a welded assembly, the RACO 779 delivers a seamless, uniform cover with no weld seams to corrode or weaken over time. The cover is cULus Listed, giving electricians and contractors confidence that it meets recognized safety standards for commercial and residential electrical work.

Key Features

• Trade Size: Sized at 4 in. to fit standard 4 in. square electrical boxes used throughout residential and commercial wiring systems.
• Device Configuration: 2-device opening allows two switches, receptacles, or other wiring devices to be mounted within a single cover for space-efficient installations.
• Raised Profile: 3/4 in. raised design creates additional interior clearance for device bodies and conductor connections, reducing crowding inside the box.
• Durable Drawn Construction: Manufactured through a drawn process rather than welding, producing a one-piece cover with consistent wall thickness and no weld seams.
• Square Profile: Square shape matches standard 4 in. square box openings for a flush, finished appearance.
• Cover Function: Serves as a device cover/closure plate for square electrical boxes, protecting wiring devices and connections from the surrounding environment.

Certifications & Compliance

• cULus Listed

Technical Specifications

• Product Type: Cover
• Product Size: 4 in
• Product Shape: Square
• Drawn or Welded: Drawn
• Certified Listed: cULus Listed

Typical Applications

• Commercial and Industrial Electrical Installations
• Junction and Outlet Box Cover Applications
• Two-Device Switch and Receptacle Installations
• Surface-Mounted Wiring Device Enclosures
• New Construction and Electrical Renovation Projects

Why RACO?

RACO builds the 779 cover with drawn construction to deliver a seamless, one-piece design that avoids the weak points common to welded seams. Paired with a 3/4 in. raised profile for practical device clearance and a cULus Listing for code-compliant performance, this 4 in. square 2-device cover reflects the reliable, professional-grade quality electrical contractors count on from RACO for everyday box and device closures.