GRI 185-12WG-B 3/4" Steel Door Recessed Switch Set, Wide Gap, 5W, 175VDC, 0.25 Amp, Open Loop, N/C, B, Brown

Secure perimeter doors with the George Risk Industries GRI 185 recessed magnetic contact — a rugged, recessed switch set engineered for reliable monitoring in commercial security environments. This 3/4" steel recessed door switch provides a wide 0.75" gap to accommodate slight misalignment on heavy steel doors while maintaining dependable normally-closed (N.C.) contact performance for alarm and access control systems. With 12" pre-wired leads and a self-locking, low-profile design, installation is fast and clean, reducing labor time and system downtime. The GRI 185 is UL/ULC approved and built to withstand daily use in high-traffic applications; it’s rated for DC operation (up to 175 VDC, 0.25 A) to integrate easily with alarm panels and monitoring equipment. Ideal for commercial doors, security gates, and monitored entrances, this recessed magnetic contact helps ensure consistent surveillance and intrusion detection without compromising door appearance. Specify the GRI 185 for your next access control or alarm project — order now to improve reliability and simplify installation.

• Provides dependable door monitoring for security and access control systems, reducing false alarms and maintenance calls
• Wide 3/4" gap and steel recessed design minimize alignment issues on heavy commercial doors and improve tamper resistance
• Normally-closed (N.C.) contact with 12" leads for simple integration into alarm panels, surveillance and monitoring systems
• Rugged steel construction with UL/ULC approvals and lifetime warranty for long service life in commercial installations
• Self-locking, low-profile recessed mounting preserves door aesthetics while protecting the sensor from damage
• Rated for DC operation (up to 175 VDC, 0.25 A) to support a variety of alarm and access control configurations