120+ YEARS OF INNOVATION IN ELECTRICAL BOX DESIGN
For over 120 years, ABB’s Steel City solutions have powered electrical infrastructure.
The Steel City brand began producing quality metallic electrical boxes in 1904 at the intersection of America's steel and industrial boom and the electrification of the nation. For more than a century, ABB’s Steel City engineers and product specialists have pioneered solutions that power homes, factories and skyscrapers across a rapidly modernizing America.
What started as one of the first manufacturers of steel outlet boxes evolved into an internationally recognized brand synonymous with quality electrical solutions. ABB’s commitment to innovation with the Steel City brand has led to numerous industry firsts in box design, knockout configurations and installation features.
Building on a legacy of reliability and innovation that contractors continue to trust today, the Steel City brand helps drive the industry forward by developing proven solutions to meet changing electrical codes, construction methods and installer needs. Manufactured in ABB Installation Products' Athens, Tennessee facility, Steel City products combine over a century of expertise with modern manufacturing technology and global engineering resources. Not just part of history, ABB’s Steel City solutions continue to write the future of electrical installation.
ENGINEERED FOR FAST INSTALLATION AND CONTRACTOR EFFICIENCY
ABB's Steel City products are designed with contractors in mind, featuring time-saving innovations that reduce installation time without compromising quality. Pre-punched knockouts, versatile mounting options and intuitive designs streamline rough-in work on every job site. The comprehensive product line also includes cable glands, conduit fittings, spring steel fasteners and accessories, ensuring contractors have the right solution for residential, commercial and industrial installations.
Steel City products from ABB are specified in landmark projects worldwide, including some of the tallest buildings and multi-use developments, arenas, airports, transit stations and tunnels. These high-profile installations demonstrate the brand's ability to meet the most demanding specifications and performance requirements. No job is too large or small for Steel City boxes and fittings, which deliver consistent quality whether you're wiring a single-family home or a major infrastructure project.
SUSTAINABILITY LEADERSHIP WITH ABB ECOSOLUTIONS™
As part of ABB's EcoSolutions portfolio, Steel City metallic boxes meet ABB's circularity criteria across each dimension of the product lifecycle. The brand carries externally-verified Environmental Product Declarations (EPDs), offering full transparency on environmental impact and empowering contractors, specifiers and building owners to make sustainable decisions.
Steel's inherent recyclability makes Steel City boxes an environmentally responsible choice. At end-of-life, steel boxes can be recycled indefinitely without loss of quality, contributing to circular economy principles. ABB Installation Products' Athens, Tennessee manufacturing facility implements sustainable practices including energy-efficient production processes, waste reduction programs and responsible sourcing. This commitment to sustainability doesn't compromise performance – Steel City boxes deliver the same durability and reliability contractors expect while supporting green building initiatives.
WHY STEEL CITY? PROVEN PERFORMANCE BACKED BY 120 YEARS OF INNOVATION.
<p>ABB's Steel City brand combines over a century of manufacturing expertise with modern engineering to deliver metallic boxes, fittings and fastening solutions that install faster and perform longer.</p>
120+ years of innovation
<p>Industry pioneer since 1904, continuously evolving to meet contractor needs from residential projects to iconic landmarks worldwide.</p>Comprehensive product range
<p>Complete line of metallic boxes, floor boxes, cable glands, conduit fittings, spring steel fasteners and accessories for every application.</p>EcoSolutions™ certified
<p>Externally-verified Environmental Product Declarations provide transparency for sustainable building decisions without compromising performance.</p>Contractor-focused design
<p>Engineered based on contractor feedback for fast installation, reduced rework and long-term reliability on every job.</p>HOW WE HELP
Products
Steel City® Spring Steel Fasteners
Steel City spring steel fasteners use high carbon spring steel and low carbon steel in zinc phosphate, pregalvanized, electrogalvanized and painted finishes.
Steel City® Liquid-Tight Conduits and Fittings
For use with commercial-grade liquid-tight flexible metallic conduit.
Steel City® Floor Boxes
ABB's Steel City floor boxes and covers meet design and technical needs in concrete or raised floors in a diverse range of facilities, providing power and communications where they’re needed most.
Steel City® Metallic Boxes
With a wide range of configurations, smart mounting features and proven code compliance, ABB's Steel City metallic boxes help industry professionals save time and reduce rework in new construction and renovation projects.
Steel City® Rigid Conduit Fittings
ABB's Steel City fittings are manufactured to strict tolerances for consistent performance, setting industry standards for quality and innovation with one of the the most complete product offerings.
- Products
- Industries
INDUSTRIES WE SUPPORT
From residential construction to commercial and industrial projects, our products support professionals across diverse industries.
Commercial and institutional construction, OEM , Data centers, Power plants, Aviation, Hospitals
ABB ECO SOLUTIONS™ PRODUCTS
<p>Our ABB EcoSolutions™ product portfolio helps customers and partners make more sustainable decisions. Each product’s circularity value and environmental impact are fully transparent. We are continuously partnering across the value chain to innovate and expand our EcoSolutions portfolio.</p>
FREQUENTLY ASKED QUESTIONS
ABB's Steel City offering includes device boxes, junction boxes, utility boxes, floor boxes, weatherproof boxes and commercial fittings. The comprehensive product line covers residential, commercial and industrial applications with various sizes, knockout configurations and mounting options to meet every installation need and code requirement.
ABB's Steel City metallic boxes are manufactured in Athens, Tennessee, USA. American manufacturing helps ensure rigorous quality control, fast delivery to North American contractors and compliance with U.S. electrical codes. The Athens facility combines modern production technology with over a century of Steel City manufacturing expertise.
Yes, ABB's Steel City boxes are engineered for demanding commercial and industrial installations. The brand has been specified in major buildings, arenas and stadiums, infrastructure and transportation projects. Steel City commercial fittings, floor boxes and metallic boxes meet stringent commercial specifications and building codes.
Steel City metallic boxes are part of ABB's EcoSolutions™ portfolio with externally-verified Environmental Product Declarations (EPDs). Steel is infinitely recyclable without quality loss, supporting circular economy principles. The Athens manufacturing facility implements energy-efficient production processes and waste reduction programs.
ABB's Steel City metallic boxes offer superior durability, fire resistance and grounding capabilities compared to non-metallic alternatives. Steel construction provides robust protection in commercial and industrial environments, better impact resistance during construction and reliable performance in demanding applications. For residential wood-frame construction, ABB also offers Carlon® and NuTek® non-metallic solutions.