Nascom N505AS/ST Man Door Surface Mount Aluminum/Steel Door Switch Featuring No Dead Spot Technology, Silver

Designed to provide reliable door monitoring where durability and accuracy matter most, the Nascom N505AS/ST man door magnetic contact delivers consistent security performance for industrial and commercial entrances. As a surface-mount door switch from Nascom, this magnetic contact uses No Dead Spot™ closed-loop technology and an N35 NdFeB rare-earth magnet to eliminate false alarms caused by warped or shifting doors — improving surveillance and alarm system integrity. The rugged extruded anodized aluminum housing, 24" armored cable lead protection and 36" 22 AWG wire leads resist tampering and simplify wiring to access control panels and alarm systems. With an extra-wide standard gap (approx. 2.13") and compact 2" profile, the N505AS/ST is ideal for man doors and other tight-frame applications where reliable status reporting is critical. Listed to UL634 standards, this switch supports long-term, low-maintenance operation in high-traffic security environments. Add the Nascom N505AS/ST to your access control, perimeter security, or building monitoring projects to reduce nuisance alarms and improve system uptime — order today or specify it for your next installation.

• Prevents false alarms with No Dead Spot™ closed-loop design for dependable door status in security monitoring
• Heavy-duty extruded anodized aluminum housing and 24" armored cable protect against tampering and harsh environments
• N35 NdFeB magnet and extra-wide gap (2.13") deliver consistent performance on warped or misaligned man doors
• 36" 22 AWG wire leads and wired termination simplify integration with access control, alarm panels, and surveillance systems
• Compact 2" surface-mount profile fits tight frames while providing durable, long-term perimeter protection