{"product_id":"sigma-electric-proconnex-1-2-in-d-die-cast-zinc-screw-in-coupling-for-fmc","title":"Sigma Electric ProConnex 1\/2 in. D Die-Cast Zinc Screw-In Coupling For FMC","description":"\u003cdiv\u003e\n\u003cp\u003e\u003cstrong\u003eSigma Electric ProConnex 1\/2 in. D Die-Cast Zinc Screw-In Coupling for FMC\u003c\/strong\u003e is purpose-built to deliver dependable, code-compliant connections in Flexible Metal Conduit (FMC) systems. Crafted from durable die-cast zinc, this 1\/2 inch diameter screw-in coupling provides a secure, long-lasting junction for dry-location installations, giving electricians and skilled DIYers a reliable option that withstands the rigors of everyday use.\u003c\/p\u003e \u003ch2\u003eWhy this ProConnex coupling stands out\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eRobust durability\u003c\/strong\u003e: Die-cast zinc construction delivers reliable strength and corrosion resistance, helping the connection maintain integrity over time in indoor dry environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecise, secure fit\u003c\/strong\u003e: 1\/2 in. diameter and screw-in design ensure a tight, vibration-resistant joint that stays put under load and movement typical of electrical runs.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCode-grade safety\u003c\/strong\u003e: UL Listed, CSA Listed, and ETL Listed, so you can install with confidence knowing the component meets major safety standards for FMC installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTargeted for FMC\u003c\/strong\u003e: Specifically engineered for Flexible Metal Conduit, delivering a dependable interface between conduit and fittings in dry-location applications.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSimple packaging\u003c\/strong\u003e: Bagged packaging includes one screw-in coupling, making it easy to stock and install as part of on-site projects.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eIdeal applications and use cases\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eResidential basements, attics, and garages where FMC is used to protect wiring in dry indoor spaces.\u003c\/li\u003e \u003cli\u003eCommercial lighting runs in offices, retail, and light industrial settings that rely on durable FMC connections.\u003c\/li\u003e \u003cli\u003eRepair or retrofit projects where a trustworthy, easy-to-install coupling can quickly restore a secure conduit connection.\u003c\/li\u003e \u003cli\u003eNew installations that follow ProConnex line standards, ensuring a consistent fit across the system.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePractical benefits and how it helps you\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003ePredictable performance\u003c\/strong\u003e: The die-cast zinc body resists deformation and maintains thread integrity, reducing the risk of misalignment during tightening.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEfficient installation\u003c\/strong\u003e: The screw-in design minimizes installation steps, enabling faster, more precise connections—especially in tight workspaces.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eSafety and compliance\u003c\/strong\u003e: With UL, CSA, and ETL listings, you’re aligning with recognized safety programs that support code compliance during inspections.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLong-term reliability\u003c\/strong\u003e: Built to endure the stresses of indoor dry locations, this coupling helps protect connections from pull-out and loosening over time.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eInstallation tips and best practices\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003eInspect FMC threads and the coupling’s threads before installation to ensure clean engagement.\u003c\/li\u003e \u003cli\u003eThread in by hand to start, then snug with a suitable tool until the connection is secure—avoid over-tightening to prevent thread damage.\u003c\/li\u003e \u003cli\u003eUse as part of a complete ProConnex FMC installation plan to maintain consistent fit and performance across all components.\u003c\/li\u003e \u003cli\u003eStore and handle the bagged coupling to protect the finish from abrasion prior to use.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eSpecifications at a glance\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDiameter\u003c\/strong\u003e: 1\/2 in.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: Die-Cast Zinc\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eConduit Compatibility\u003c\/strong\u003e: FMC (Flexible Metal Conduit)\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eApplication\u003c\/strong\u003e: Dry Location\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eListings\u003c\/strong\u003e: UL Listed, CSA Listed, ETL Listed\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePackaging\u003c\/strong\u003e: Bagged, 1 piece per package\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: Sigma Electric, ProConnex line\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eFor professionals who demand reliability and code-compliant performance in FMC runs, the Sigma Electric ProConnex 1\/2 in. D Die-Cast Zinc Screw-In Coupling delivers a secure, enduring connection with straightforward installation. It’s the smart, purpose-built choice for durable dry-location conduit assemblies. \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Sigma Electric","offers":[{"title":"Default Title","offer_id":52197934792978,"sku":"3182110","price":1.79,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0928\/1024\/8466\/files\/3182110_A.eps_High.jpg?v=1776205468","url":"https:\/\/nationalhardwaregroup.com\/products\/sigma-electric-proconnex-1-2-in-d-die-cast-zinc-screw-in-coupling-for-fmc","provider":"National Hardware Group","version":"1.0","type":"link"}