Thomas & Betts / Steel City

Overview

Thomas & Betts (T&B) is a long-established name in electrical infrastructure; the Steel City product family is a recognized line of metallic switch and outlet boxes, conduit fittings and mounting accessories. Thomas & Betts products are now part of ABB’s installation/low-voltage portfolio, and Steel City remains widely specified by contractors, facilities teams and OEMs.

What the brand is known for

Steel City is known for contractor-focused metallic electrical boxes and accessories: gangable 3" x 2" and 3-3/4" x 2" boxes, deep and shallow options, floor boxes, cast-iron floor boxes, mud rings, clamps and support hardware. Thomas & Betts also produces connectors and cable-management lines used across commercial, industrial and utility projects.

Main product families and technologies

• Metallic boxes: switch and outlet boxes, gangable boxes, 4" square and concrete boxes with grounding provisions.
• Conduit fittings & LT connectors: straight and 90° liquidtight connectors, insulated-throat variants, plastic and metal styles sized to standard hub/thread dimensions.
• Mounting & supports: box supports, bar supports, hangers and floor-box hardware.
• Clamps & accessories: edge clamps, beam clamps, NM/armor clamps and cover hardware.

Common applications

Typical uses include commercial rough-in and finish work, industrial installations, facility maintenance and MRO, and OEM panel and enclosure builds. Steel City boxes and fittings are selected when durable, code-compliant metallic solutions are required.

How Safsale helps buyers

Safsale aggregates a broad selection of Thomas & Betts / Steel City items (1,670 listings) and supports procurement with product images, PDF spec sheets and catalogs, user reviews and Q&A. Those resources make it easier to verify part numbers, dimensions, knockout/hub sizing and special features like insulated throats or preinstalled ground pigtails.

Sourcing & replacement guidance

• Always order by the exact catalog or MPN to avoid mismatches.
• Confirm material, finish, knockout sizes and cubic-inch capacity on the spec sheet before ordering replacements.
• For conduit connectors verify thread/hub size and whether the throat is insulated or 90° vs straight.
• If a model is obsolete, compare physical dimensions and grounding features to identify acceptable alternates.

By combining catalog verification with product images and buyer feedback, procurement teams can reduce returns and ensure the right Steel City or Thomas & Betts product is specified for each job.