Thomas Betts 521511/23/4EW Square Outlet Box 2 Gang

Product Description

The THOMAS BETTS 521511/23/4EW is a 2-gang steel square outlet box designed for electrical rough-in work in residential and commercial installations. The body is pre-galvanized steel, measuring 4 inches tall by 4 inches wide by 1-1/2 inches deep. It includes 17 knockouts sized at 1/2 inch and 3/4 inch, giving installers flexible conduit and cable entry options. The box is non-weather-resistant and intended for use in dry or protected interior locations. It meets UL File E2969 standards and is installed by licensed electricians during new construction or remodel wiring work.

This outlet box is suited for standard 2-gang device installations in interior wall or ceiling applications. The square 4 inches by 4 inches footprint accommodates duplex receptacles, switches, and other standard devices when used with the appropriate mud ring or plaster ring. It is a common choice for commercial wiring projects and residential rough-in work where conduit systems or cable wiring methods are used.

Key Features

• Pre-galvanized steel body for corrosion resistance in interior environments
• 2-gang configuration supports side-by-side device mounting
• 17 knockouts in 1/2 inch and 3/4 inch sizes for flexible conduit or cable entry
• Square 4 inches x 4 inches profile fits standard mud rings and plaster rings
• Non-weather-resistant rating — rated for dry, protected interior locations
• UL File E2969 listed

Compatibility

Designed as an OEM-style replacement or new-installation outlet box for 2-gang interior electrical applications. Compatible with standard 4-inch square mud rings and plaster rings used with 2-gang device configurations.

Installation Notes

Installation must be performed by a qualified electrician in accordance with the National Electrical Code (NEC) and applicable local codes. De-energize all circuits at the breaker panel before beginning work on any outlet box installation. Secure the box to framing or structure per NEC mounting requirements before pulling wire. This box is not rated for wet or damp locations and must not be installed in outdoor or exposed environments.