Topaz Lighting Steel Set-Screw Combination Coupling, EMT to Rigid, Zinc-Plated

Topaz Lighting Steel Set-Screw Combination Coupling, EMT to Rigid, Zinc-Plated

The Topaz Lighting Steel Set-Screw Combination Coupling is engineered to create a secure, fixed-position transition between EMT and Rigid conduit systems. Constructed from strong, resilient steel with a zinc-plated finish, this combination coupling features a set-screw to clamp-type design that ensures a reliable mechanical connection. Available in trade sizes ranging from 1/2" to 1", this UL Listed coupling is backed by the Topaz lifetime guarantee, making it a dependable choice for professional electrical installations.

Key Features

• Trade Size Range: Available in trade sizes from 1/2" through 1", accommodating a variety of conduit system configurations.
• Durable Construction: Strong and resilient steel construction provides long-lasting performance and structural integrity in demanding electrical environments.
• Set-Screw to Clamp-Type Design: The set-screw to clamp combination design ensures a secure, fixed-position connection between EMT and Rigid conduit, preventing movement or loosening over time.
• EMT to Rigid Compatibility: Specifically designed as a combination coupling to transition seamlessly between EMT and Rigid (RMC/IMC) conduit systems within the same raceway run.
• Zinc-Plated Finish: Zinc-plated steel finish enhances corrosion resistance and extends the service life of the fitting in typical indoor and protected installations.
• Lifetime Guarantee: Backed by the Topaz lifetime guarantee, reflecting confidence in the product's quality and long-term reliability.

Certifications & Compliance

• UL Listed

Technical Specifications

• list_batch: TOPAZ-20260727

Typical Applications

• Transitioning between EMT and Rigid conduit runs in commercial and industrial electrical systems
• Conduit and raceway system assembly requiring mixed conduit-type connections
• New construction and renovation electrical rough-in work
• Indoor electrical installations in commercial buildings, warehouses, and industrial facilities
• Panelboard and load center conduit feed connections requiring EMT-to-Rigid transitions

Why Topaz Lighting?

Topaz Lighting's Combination Couplings are built from strong, resilient steel with a zinc-plated finish, delivering optimized performance and longevity in professional electrical applications. Each coupling is UL Listed and backed by the Topaz lifetime guarantee, ensuring code-compliant, reliable performance that electricians and contractors can depend on. When your installation demands a secure, fixed-position EMT-to-Rigid transition, Topaz Lighting delivers the quality and confidence your project requires.