Nascom N78W/STSD Recessed 1" Wide Gap Standard Door Contact, Single Pole, Double Throw, Switch/Magnet Set, White

Ensure reliable perimeter protection with the Nascom N78W/STSD recessed 1" wide-gap door contact set — engineered to reduce false alarms and simplify installation. This Nascom magnetic contact delivers dependable security and monitoring performance in commercial, industrial and residential environments. The recessed, low-profile housing provides tamper resistance and a discreet appearance, while the wide standard gap (1.25") accommodates slight door movement or warping common with steel and wood doors.

The N78W/STSD is a single pole, double throw (SPDT) closed-loop contact with pre-attached wire leads for fast connection to alarm panels, access control and surveillance systems. Made from durable PP material and finished in white, it integrates cleanly into door frames and minimizes callbacks. Installers benefit from a design focused on quick commissioning and long-term reliability, reducing labor and maintenance costs.

Ideal for alarm monitoring, access control points and general security deployments, the Nascom N78 recessed door contact is a practical choice for projects that demand robust, low-profile intrusion detection. Add it to your next security or access control installation to improve system uptime and reduce nuisance alarms.

• Recessed, low-profile design that protects the sensor and delivers a clean, tamper-resistant installation for commercial or residential doors
• Wide 1.25" gap tolerance reduces false alarms from warped or shifting steel and wood doors, improving system reliability
• SPDT (closed loop) wiring offers flexible monitoring and tamper supervision for alarm and access control systems
• Pre-wired leads and installer-friendly design cut installation time and labor costs on new installs and retrofits
• Durable polypropylene construction and white finish blend into door frames while withstanding everyday use in industrial, commercial and residential settings