GRI 502-W Surface Mount Brad Switch Set

Optimize perimeter protection in tight or residential spaces with the George Risk Industries GRI 502-W Surface Mount Brad Switch Set. This compact magnetic contact set is engineered for quick surface mounting and fast deployment—3M double-sided tape is included so technicians can install sensors cleanly and get systems online faster. Plated contacts resist sticking or freezing, reducing nuisance faults and ensuring continuous security monitoring for doors and windows. The GRI 502-W uses a Form A (normally open) contact with a 0.25" standard gap and wired connectivity, making it straightforward to integrate with alarm panels, access control, and surveillance systems. With a durable white housing and a 12" lead length, it fits discreetly in residential and light-commercial environments while providing professional-grade reliability. Trust George Risk Industries for consistent performance and long-term dependability—ideal for installers, security integrators, and property managers who need robust wired magnetic contacts. Add the GRI 502-W to your next project to improve perimeter monitoring and reduce installation time.

• Space-saving surface-mount design ideal for residential and tight installations, simplifying placement on doors and windows
• Plated contacts resist sticking or freezing to deliver dependable security monitoring in variable conditions
• Includes 3M double-sided tape for fast, tool-free installation and minimal disruption to finishes
• Normally open (Form A) contact with a 0.25" standard gap for reliable wired integration into alarm and access control systems
• Low-profile, durable white housing blends into décor while providing consistent performance backed by a lifetime limited warranty