Thomas Betts FS1-TB 1 Gang Electrical Device Box Iron

Product Description

The THOMAS BETTS FS1-TB is a single-gang electrical device box designed for use in standard wiring and device installation applications. Constructed from iron with a zinc-plated finish, this rectangular box provides a durable enclosure for switches, receptacles, and similar wiring devices. It measures 2-3/4 inches in overall width and 2 inches in overall depth. The box weighs 2.67 pounds and carries CSA Certification and UL File E2969 listing, making it suitable for inspected commercial and residential installations. Licensed electricians and journeymen working rough-in or device installation work will find this box straightforward to place in standard framing conditions.

This device box is appropriate for single-gang wiring device installations in residential and light commercial electrical systems. It is rated non-weather-resistant, so it is intended for protected interior locations. The box includes one 1/2-inch knockout for conduit entry, which suits typical low-voltage and branch-circuit wiring configurations where a single conduit run feeds the device location. Its iron construction and zinc-plated finish provide corrosion resistance appropriate for dry interior environments encountered in wall rough-in work.

Key Features

• Iron body with zinc-plated finish for durability in interior installations
• Single-gang configuration accommodates one standard wiring device
• Includes one 1/2-inch knockout for conduit entry
• Non-weather-resistant rating — designed for protected interior use
• CSA Certified and UL Listed under File E2969
• Compact 2-3/4 inches wide by 2 inches deep profile fits standard framing cavities

Compatibility

Designed as an OEM-style replacement and standard fitment for single-gang device box applications in residential and light commercial interior electrical installations.

Installation Notes

Installation should be performed by a licensed electrician in accordance with the National Electrical Code (NEC) and applicable local codes. De-energize the circuit at the breaker panel and verify absence of voltage before beginning work. This box is not rated for wet or outdoor locations and must be installed in a dry, protected interior environment. Secure the box to framing per NEC requirements before pulling conductors and terminating devices.