GRI 100-12-B 100 Series Standard Gap Miniature Surface Mount Switch Set, Flanged, Closed, N/O, A, Brown

Secure doors and windows without drawing attention — the George Risk Industries GRI 100-12-B miniature surface mount magnetic contact delivers dependable, low-profile monitoring for residential and commercial security systems. This 100 Series magnetic contact is surface-mountable and designed for discreet integration with alarm panels and surveillance setups. It features a normally open (N.O., Form A) contact and a 1" standard gap to provide predictable trip behavior for routine access points. The built-in End-of-Line (EOL) resistor reduces field wiring complexity and ensures supervised circuits for improved intrusion detection. Supplied with mounting screws and adhesive tape for aluminum or vinyl, the brown finish blends into common door and window frames while UL/ULC listings and a lifetime limited warranty provide professional-grade assurance. Ideal for retrofit projects, multi-site properties, and new build security installations, this wired magnetic contact supports robust monitoring and easy integration into existing alarm and surveillance systems. Add the GRI 100-12-B to your security specification to keep entry points monitored and false alarms minimized — order now or request a sample for evaluation.

• Low-profile surface-mount design blends into doors and frames for discreet, professional security installations
• Reliable normally-open (Form A) contact and 1" standard gap for consistent door/window monitoring
• Built-in End-of-Line (EOL) resistor simplifies alarm panel wiring and supervision for faster installs
• Includes mounting screws and adhesive tape options for secure attachment to wood, aluminum or vinyl
• UL/ULC listed and backed by a lifetime limited warranty for confidence in long-term commercial and residential use