{"product_id":"sigma-electric-proconnex-1-in-d-die-cast-zinc-screw-in-coupling-for-fmc","title":"Sigma Electric ProConnex 1 in. D Die-Cast Zinc Screw-In Coupling For FMC","description":"\u003cdiv\u003eThe Sigma Electric ProConnex 1 in. Die-Cast Zinc Screw-In Coupling for FMC is built to keep your inner wiring clean, secure, and compliant. Designed specifically for Flexible Metal Conduit (FMC), this 1-inch diameter coupling delivers a robust, non-corrosive connection that stands up to everyday indoor use. What makes this ProConnex coupling stand out\n- Die-cast zinc construction: A durable, solid connection that resists wear and maintains a tight seal over time, even in busy indoor environments.\n- ProConnex reliability: Part of Sigma Electric’s trusted ProConnex line, crafted for consistent performance across residential and commercial installations.\n- Comprehensive safety compliance: UL Listed, CSA Listed, and ETL Listed, giving you confidence that the component meets stringent electrical standards.\n- Indoor, dry-location suitability: Optimized for dry indoor wiring runs where FMC conduit is used, ensuring dependable operation without exposure to moisture.\n- Precise 1-inch fit for FMC: Engineered to mate seamlessly with 1 in. FMC, providing a secure, easy-to-install coupling that minimizes installation time.\n- Boxed packaging: Ready for professional workflows, with packaging that protects the connector from damage during transport and storage. Why you’ll value this screw-in coupling in real-world projects\n- Streamlined installations: The screw-in design makes it quick to assemble, reducing on-site labor while delivering a solid mechanical grip on the FMC conduit.\n- Long-term durability: Die-cast zinc resists impact and wear in busy electrical rooms, basements, or crawl spaces, helping to maintain ground continuity and protection for the conductor.\n- Code-compliant reliability: With UL, CSA, and ETL listings, you can trust this coupling to meet code requirements for indoor dry-location FMC installations.\n- Versatile applications: Ideal for new builds and renovations where a dependable, space-efficient connector is needed to join FMC runs or terminate conduit to boxes and fittings. Key specifications at a glance\n- Product: Screw-In Coupling for FMC\n- Material: Die-Cast Zinc\n- Diameter: 1 inch\n- Conduit Compatibility: FMC (Flexible Metal Conduit)\n- Application: Indoor, Dry Location\n- Listings: UL Listed, CSA Listed, ETL Listed\n- Packaging: Boxed\n- Brand: Sigma Electric, ProConnex sub-brand\n- Includes: 1 piece per package Best-use scenarios and practical tips\n- Residential basements and utility rooms: Use this coupling to create clean, secure FMC transitions where space is tight and reliability matters.\n- Office and commercial corridors: Pair with standard FMC runs to maintain a neat conduit network that’s easy to inspect and service.\n- Remodels and retrofits: When adding or extending FMC, this 1 in. die-cast zinc coupling provides a quick, durable connection that remains stable over time.\n- Maintenance and upgrades: Choose ProConnex for replacements in existing installations where you want to preserve grounding paths and ensure consistent performance. Installation considerations\n- Ensure the FMC you’re connecting is clean-cut, free of burrs, and properly seated.\n- Align the coupling threads with the conduit end, insert fully, and tighten with a suitable wrench until the connection feels secure for your specific installation.\n- Verify all components in the run meet local electrical codes and that the installation remains in a dry indoor environment to preserve connector integrity. The Sigma Electric ProConnex 1 in. Die-Cast Zinc Screw-In Coupling for FMC brings focused durability, reliable safety standards, and a precise fit for indoor FMC applications. It’s a purpose-built choice for electricians and contractors who value ease of installation without compromising long-term performance.\u003c\/div\u003e","brand":"Sigma Electric","offers":[{"title":"Default Title","offer_id":52197933908242,"sku":"3214418","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/3214418_A.eps_High.jpg?v=1776205446","url":"https:\/\/nationalhardwaregroup.com\/products\/sigma-electric-proconnex-1-in-d-die-cast-zinc-screw-in-coupling-for-fmc","provider":"National Hardware Group","version":"1.0","type":"link"}