Nascom N205AU/M Standard Overhead Door Universal Magnet, Silver

Protect your facility with dependable overhead door monitoring — the Nascom N205AU/M magnetic contact is engineered for commercial and industrial security applications. This Nascom magnetic contact delivers consistent closed-loop (N.O.) detection and is ideal for integration with alarm systems, access control and surveillance setups. Built with hermetically sealed contacts and an ABS housing, the N205AU/M resists corrosion and contamination for long service life in demanding environments. The 2.5" standard gap accommodates wider airspace on steel or wood doors, minimizing nuisance alarms from shifting or warped doors while maintaining reliable monitoring. Center lead termination streamlines installation and wiring to existing security panels, and the unit supports standard DC power configurations for straightforward compatibility. Whether you’re protecting loading bays, warehouse doors or commercial overhead entrances, this magnetic contact provides rugged performance and low-maintenance operation. Add the Nascom N205AU/M to your next access control or alarm project to improve door monitoring and system uptime — order now or contact us for bulk deployment guidance.

• Keeps overhead doors secured and reliably monitored, reducing false alarms caused by door movement or warping
• Hermetically sealed contacts for long-term durability in commercial and industrial environments
• 2.5" standard gap accommodates wider airspace on steel or wood doors for flexible installation
• Center lead termination simplifies wiring and provides a neat, professional install for alarm and access control panels
• ABS housing with silver finish blends into door frames while resisting wear and environmental exposure