GRI 189-12-W 1" Steel Door Recessed Switch Set, Standard Gap, 5W, 175VDC, 0.25 Amp, Open Loop, N/C, B, White

Protect steel doors with a durable, low-profile contact engineered for dependable perimeter monitoring. The George Risk Industries GRI 189-12-W recessed magnetic contact delivers discreet, tamper-resistant security for commercial and industrial door applications. Its 1" steel recessed housing and standard 0.5" gap provide a neat, almost invisible installation that integrates seamlessly with access control and alarm systems. Designed as a normally-closed (N.C.) switch with 12" leads, this set supports quick hook-up and compatibility with most security panels and surveillance setups. Rated for up to 175 VDC and 0.25 A, the 189-12-W meets rigorous performance standards and is UL/ULC approved for safety and reliability. Installers appreciate the solid one-piece design and self-lock mounting that cut installation time and service calls, while building managers value the lifetime warranty and consistent fault monitoring. Ideal for perimeter security, access control and monitoring, the GRI 189-12-W is a straightforward upgrade for any door protection plan—order now or contact our sales team to specify it for your next security project.

• Low-profile recessed design for discreet, tamper-resistant perimeter security
• Durable steel construction and UL/ULC approval for reliable long-term use in commercial installs
• Normally-closed (N.C.) contact for fail-safe door monitoring and integration with access control systems
• 12" leads and self-lock mounting simplify installation, reducing labor time and total cost of ownership
• Lifetime warranty and robust ratings ensure dependable performance for surveillance and security applications