GRI 29C 29 Series Surface Mount Magnetic Reed Switch Set, 1" Standard Gap, 5W, 175VDC, 0.25A, SPDT, and Side Mounted Screw Terminals, White

For dependable perimeter protection and access control, the George Risk Industries 29C surface-mount magnetic contact delivers durable, low-profile monitoring for doors, windows and gates. This SPDT magnetic reed switch provides a reliable 1" standard gap (with wide and extra-wide gap options) to accommodate frame variations and steel mounting conditions, while side-mounted screw terminals and included spacers speed up commercial installation. Rated for 175VDC and 0.25A (5W), the 29C is hermetically sealed with plated contacts to resist sticking, freezing and corrosion — reducing service calls and false alarms in security and surveillance deployments. Compliance with UL/ULC standards, a lifetime warranty, and optional pre-wired lead lengths make the 29C ideal for integrators and facility managers building intrusion detection, alarm or access control systems. Upgrade your perimeter sensing with a proven magnetic contact that balances performance and installation efficiency — order the GRI 29C for your next security project or contact our sales team for volume and customization options.

• Reliable intrusion monitoring: hermetically sealed reed switch and plated contacts ensure consistent operation in commercial security systems.
• Flexible installation: surface-mount design with side-mounted screw terminals and included spacers/covers for fast, tool-free fit on doors, windows and frames.
• Wide gap options: 1" standard gap (up to 5/8" on steel) with wide and extra-wide gap choices to accommodate uneven surfaces and metal mounting.
• Durable performance: rated to 175VDC/0.25A (5W) with plated contacts to resist sticking or freezing — minimizes maintenance and false alarms.
• B2B-ready support: UL/ULC approvals, lifetime warranty and configurable lead lengths for easy integration into access control, alarm and monitoring systems.