Nascom N78G/ST018 1" Recessed Wide GAP Standard Door Contact Set

Keep entrances reliably monitored with the Nascom N78G/ST018 recessed magnetic contact—designed for robust security and seamless access control integration. This 1" recessed magnetic contact set pairs a wide-gap N35 NdFeB rare-earth magnet with encapsulated, hermetically sealed SPDT contacts to provide consistent door status reporting and reduce nuisance alarms. Engineered for steel and wood doors, the snap-fit housing eliminates the need for adhesive and speeds installation, while the included 18" 22AWG wire leads make wiring to alarm panels, surveillance systems, or building management controllers straightforward. Listed to UL634, the Nascom magnetic contact meets industry safety and performance standards so you can specify it with confidence for commercial security projects. Its durable polypropylene construction withstands everyday wear and environmental factors, delivering long-term monitoring reliability for access control, intrusion detection, and perimeter security applications. Ideal for contractors, integrators, and facilities managers who need a low-profile, high-performance door sensor. Order the Nascom N78G/ST018 to streamline installs and improve door monitoring across your security system.

• Snap-fit 1" recessed design for fast, clean installation in steel or wood doors—no glue required, reducing labor and downtime.
• Hermetically sealed SPDT contacts and UL634 listing deliver dependable, low-maintenance monitoring for security and access control systems.
• Wide-gap N35 NdFeB rare-earth magnet increases sensing tolerance to accommodate larger door/frame gaps and minimize false alarms.
• 18" 22AWG wire leads simplify connections to alarm panels, surveillance controllers, and building management systems for quicker integration.
• Durable polypropylene housing and encapsulated construction resist moisture and tampering, extending service life in high-use environments.