Introducing the Sigma Electric ProConnex 1/2 in. diameter Die-Cast Zinc Screw-In Connector for FMC — a purpose-built solution for fast, secure FMC conduit connections that keep electrical systems running smoothly.
Crafted from durable die-cast zinc, this ProConnex screw-in connector delivers rugged strength and reliable corrosion resistance for everyday electrical installations. The precision threading and solid construction ensure a tight, vibration-resistant seal, so joints stay secure even in busy service environments.
Key reasons professionals choose this connector:
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Robust die-cast zinc body for long-lasting performance and dependable protection against wear and corrosion.
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1/2 in. diameter designed specifically for standard FMC (Flexible Metal Conduit) runs, ensuring a snug, accurate fit.
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Screw-in design enables quick, straightforward installation in tight spaces, reducing labor time on the job.
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UL Listed and CSA Listed to meet essential safety and compliance requirements for residential, commercial, and industrial projects.
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Bulk packaging — 50 pieces per package means fewer interruptions during larger builds and better stock management on-site.
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ProConnex by Sigma Electric is engineered to deliver consistent performance within FMC systems, helping you maintain orderly, code-compliant conduit networks.
What problems does it solve?
When running FMC conduit, you need a connector you can rely on. This screw-in connector provides a secure mechanical grip and a consistent seal, reducing the risk of loosening joints, unwanted movement, or moisture intrusion. Its durable zinc construction stands up to daily wear, while the UL/CSA listings give you confidence in safety and compliance across job sites.
Ideal use scenarios
- Residential and commercial conduit runs where FMC is preferred for flexibility and ease of routing.
- New builds, renovations, or service upgrades requiring quick, dependable terminations for 1/2 in. FMC.
- Projects demanding bulk quantities to minimize reorders and keep crews productive with ready-to-use connectors.
Why choose ProConnex for FMC connectors?
Unlike generic fittings, ProConnex combines precise die-cast zinc construction with tested safety certifications, ensuring consistent performance across installations. The screw-in mechanism reduces installation steps and time, while the 50-piece bulk packaging supports larger projects and steady stock for ongoing maintenance. If you’re building or upgrading FMC conduit runs, this 1/2 in. ProConnex connector offers a reliable, code-approved solution that helps you deliver clean, secure electrical work.
