GRI 40RS-12XWG-B 3/8" Miniature Recessed Switch Set, Wide Gap 1/2"+, Open/Closed Loop, SPDT, Reed Form C, 5W, Brown

Protect thin-framed doors and windows without visible hardware using the George Risk Industries 40RS-12XWG-B recessed magnetic contact. Engineered for installers who need a compact, press-to-fit solution, this miniature recessed switch offers a discreet 3/8-inch installation footprint while delivering a wide 1/2+ inch sensing gap to tolerate sash movement and reduce nuisance alarms. The SPDT reed (Form C) contact enables flexible open- or closed-loop monitoring for alarm panels, access control, and building automation systems. Rated 5W with UL/ULC approval and hermetically sealed plated contacts, the 40RS series resists sticking or freezing for dependable performance in security, surveillance, and monitoring applications. Brown finish blends with darker frames; longer lead options and EOL resistor configurations are available on request. Ideal for residential and commercial projects where aesthetics and reliability matter, the GRI 40RS-12XWG-B simplifies installation while maintaining code compliance. Add this recessed magnetic contact to your next access control or intrusion detection install—order today or contact our sales team for volume and custom cabling options.

• Discreet recessed 3/8-inch press-to-fit design keeps sensors hidden for a clean, professional install on slim frames
• Wide 1/2+ inch gap tolerance reduces false alarms and accommodates misaligned or heavy sash windows
• SPDT (Form C) reed switching supports open/closed loop monitoring and flexible integration with access control or alarm panels
• Hermetically sealed plated contacts resist sticking and freezing for reliable operation in varied environments
• UL/ULC approved with lifetime warranty for long-term, code-compliant security installations