Nascom N205AU/ST2CR Overhead Door Standard Dual Closed Loop Switch with Universal Magnet

Keep commercial and industrial overhead doors reliably monitored with the Nascom N205AU Overhead Door Standard Dual Closed Loop Switch — a magnetic contact engineered to prevent nuisance alarms and simplify installation. Designed for security, surveillance and access control applications, this closed-loop N.O. switch uses NO DEAD SPOT technology to eliminate false alarms caused by side-to-side door movement, giving facilities managers confidence in perimeter monitoring. The extra-wide 3.5" gap and N35 rare-earth magnet handle larger door tolerances while the extruded anodized (Type II) aluminum housing and 24" armored cable lead provide tamper and environmental protection. With 36" 22 AWG wire leads, industry-standard mounting holes and a universal mount, the N205AU/ST2CR speeds installation and integrates seamlessly with alarm panels and access control systems. UL634 listing assures compliance for overhead door applications. Ideal for warehouses, loading docks and distribution centers, specify the Nascom N205AU to improve door security and reduce false alarms — order today for dependable monitoring in your next security or access control project.

• Prevents false alarms from side-to-side door movement with NO DEAD SPOT technology for reliable security monitoring
• Extra-wide 3.5" gap and powerful N35 rare-earth magnet accommodate large commercial/industrial overhead doors
• Rugged anodized aluminum housing and 24" armored cable lead protect against tampering and harsh environments
• Closed-loop N.O. configuration supports secure alarm and access control systems for continuous monitoring
• Universal mount and industry-standard switch holes reduce install time and labor on retrofit or new builds