Nascom N505SU/SW Short Man Door Surface Mount Aluminum Steel Door Switch featuring No Dead Spot Technology

Built for dependable perimeter protection, the Nascom N505SU/SW Magnetic Contact delivers consistent door monitoring where reliability matters most. This short-man surface-mount door switch uses Nascom’s No Dead Spot Technology to maintain accurate close/open detection across the full 24in length, reducing false alarms and blind zones that can compromise security or surveillance coverage. The closed-loop contact type integrates seamlessly with access control panels, alarm systems and building management platforms for real-time monitoring and rapid response.

Constructed of aluminum and steel, the N505SU/SW stands up to daily use on aluminum or steel doors while keeping a low-profile appearance. Its surface-mount form factor simplifies installation and retrofit work, making it an efficient choice for commercial, industrial and institutional sites that need dependable intrusion detection. Whether you are upgrading an existing access control system or designing a new security deployment, this Nascom magnetic contact provides the durability and performance required for professional security and monitoring applications. Add the N505SU/SW to your access control or surveillance installation—order today or contact us for integration support.

• Consistent door monitoring with No Dead Spot Technology to reduce missed events and false readings
• Surface-mount design for fast, low-profile installation on aluminum and steel doors (24in length)
• Closed-loop contact that integrates reliably with access control and alarm systems
• Durable aluminum and steel construction for long service life in commercial environments
• Optimized for perimeter protection, intrusion detection and surveillance monitoring applications