GRI 29CWG-W 29 Series Surface Mount Magnetic Reed Switch Set, Wide Gap, Open/Closed, SPDT, C, White

Secure doors and windows reliably with the George Risk Industries 29CWG-W surface-mount magnetic contact—designed for commercial and industrial perimeter security, access control, and monitoring applications. This 29 Series wide-gap reed switch delivers dependable open/closed detection with a 1.5" standard gap and a Form C (SPDT) contact, making it easy to wire for NC or NO alarm circuits. The steel-bodied, screw-terminal design mounts quickly to metal frames with minimal gap penalty, reducing installation time and helping minimize nuisance alarms. Built to integrate with alarm panels and surveillance systems, the 29CWG-W supports EOL resistor/diode options and pre-wired configurations on request for plug-and-play convenience. Finished in low-profile white to blend with door and frame aesthetics, it’s backed by a lifetime warranty and US manufacturing from George Risk Industries. Ideal for facilities managers, integrators, and security contractors—order the 29CWG-W magnetic contact for reliable perimeter protection or contact our sales team for bulk pricing and accessory options.

• Reliable perimeter detection with wide-gap sensing (up to 1.5") to accommodate uneven door/frame fits and steel surfaces
• Surface-mount convenience with screw terminals for fast installation and minimal gap penalty on metal doors
• SPDT (Form C) contact provides flexible normally-open/normally-closed wiring for alarms, access control, and monitoring
• Lifetime warranty and US-made construction from George Risk Industries for long-term performance and lower total cost of ownership
• Options for EOL resistors/diodes, pre-wired leads, and mounting accessories to simplify integration with existing security systems