{"product_id":"sigma-electric-proconnex-1-1-2-in-d-zinc-plated-steel-conduit-coupling-for-rigid-imc","title":"Sigma Electric ProConnex 1-1\/2 in. D Zinc-Plated Steel Conduit Coupling For Rigid\/IMC","description":"\u003cdiv\u003e\n\u003cp\u003eMeet the Sigma Electric ProConnex 1-1\/2 in. D Zinc-Plated Steel Conduit Coupling for Rigid\/IMC—built to join heavy-gauge conduit runs with precision, durability, and code-grade reliability. Crafted from zinc-plated steel, this 1-1\/2 inch diameter threaded coupling delivers robust performance in demanding electrical installations, from service panels to protected outdoor enclosures.\u003c\/p\u003e \u003ch3\u003eOverview\u003c\/h3\u003e\n\u003cp\u003eProduct: Conduit Coupling\u003c\/p\u003e\n\u003cp\u003eBrand: Sigma Electric • Sub Brand: ProConnex\u003c\/p\u003e\n\u003cp\u003eSize: 1-1\/2 inch diameter • Material: Zinc-plated steel\u003c\/p\u003e\n\u003cp\u003eConnector Type: Threaded • Conduit Compatibility: Rigid\/IMC\u003c\/p\u003e\n\u003cp\u003ePackaging: Boxed • In Package: 1 piece\u003c\/p\u003e\n\u003cp\u003eCertifications: UL Listed, CSA Listed\u003c\/p\u003e \u003ch3\u003eWhy this ProConnex coupling stands out\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDurable, corrosion-resistant finish:\u003c\/strong\u003e Zinc-plated steel provides long-lasting protection against moisture and wear, ideal for both indoor runs and environments with exposure to humidity or light outdoor use where permitted.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eReliable threaded connection:\u003c\/strong\u003e The threaded design delivers a secure, rigid join between rigid or IMC conduit sections, helping maintain structural integrity for years of service.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCode-approved reliability:\u003c\/strong\u003e UL Listed and CSA Listed ensures compliance with widely adopted electrical codes, giving installers confidence in safety and performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCompact, practical packaging:\u003c\/strong\u003e Sold as a single piece in boxed packaging, making it easy to inventory and grab for immediate use on the job site.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDesigned for rigid\/IMC systems:\u003c\/strong\u003e Specifically engineered to mate with rigid and intermediate metal conduit, providing seamless compatibility with common electrical infrastructure.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eUse cases and practical applications\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eExtending a rigid conduit run through electrical rooms, basements, or crawl spaces where a strong threaded connection is required.\u003c\/li\u003e \u003cli\u003eRepairing damaged coupling sections in existing IMC or rigid conduit installations without compromising system integrity.\u003c\/li\u003e \u003cli\u003eOutdoor or semi-exposed installations in protected areas where a durable zinc-plated finish helps resist corrosion over time.\u003c\/li\u003e \u003cli\u003eNew construction projects that demand certified components with proven performance and straightforward installation.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eInstallation tips\u003c\/h3\u003e\n\u003cul\u003e \u003cli\u003eEnsure the conduit threads are clean and free of debris before threading the coupling onto the conduit.\u003c\/li\u003e \u003cli\u003eUse a compatible thread sealant or lubricant approved for metal conduit fittings to promote smooth threading and a tight seal.\u003c\/li\u003e \u003cli\u003eTighten securely with the appropriate wrench to achieve a snug fit without over-torquing, preserving thread integrity.\u003c\/li\u003e \u003cli\u003eVerify the alignment of conduit segments after installation to prevent undue stress on the coupling and connected runs.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch3\u003eIdeal for whom and how it compares\u003c\/h3\u003e\n\u003cp\u003eDesigned for electricians, installers, and maintenance professionals who require a dependable, code-approved connector for rigid or IMC conduit, the ProConnex 1-1\/2 in. coupling emphasizes durability, certification, and ease of use. Compared with generic fittings, this coupling offers certified quality (UL\/CSA), a robust zinc finish, and a precise threaded interface—delivering consistent performance in real-world installations rather than just on paper specs.\u003c\/p\u003e \u003cp\u003eIn short, the Sigma Electric ProConnex 1-1\/2 in. D Zinc-Plated Steel Conduit Coupling for Rigid\/IMC is a purpose-built solution for strong, compliant conduit connections that stand up to daily electrical demand. Whether you're wiring a new project or upgrading existing runs, this coupling provides the confidence of a trusted brand, precise fit, and durable construction—delivering safety, reliability, and long-term value.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Sigma Electric","offers":[{"title":"Default Title","offer_id":52169067561234,"sku":"30355","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/30355_A.eps_High.jpg?v=1775414720","url":"https:\/\/nationalhardwaregroup.com\/products\/sigma-electric-proconnex-1-1-2-in-d-zinc-plated-steel-conduit-coupling-for-rigid-imc","provider":"National Hardware Group","version":"1.0","type":"link"}