GRI 400WG Industrial Surface Mount Switch Set, 3-1/4" Wide Gap, 10W, 160VDC, 0.40A, Closed Loop,N/O, A, Concealed Screw Terminals, Brown

Protect perimeter openings with the George Risk Industries GRI 400WG industrial surface mount switch set — engineered for rugged, tamper‑resistant security and dependable alarm monitoring. This magnetic contact delivers a wide 3.25" sensing gap to accommodate a wide range of steel door and frame combinations, reducing alignment headaches and limiting nuisance alarms. Concealed screw terminals are recessed into the housing for a secure, vandal‑resistant installation ideal for commercial and industrial sites.

Designed as a closed‑loop N/O magnetic contact, the 400WG is compatible with most access control, intrusion detection and surveillance systems. It’s rated to 10W at 160VDC and 0.40A, giving integrators a clear electrical specification for panel compatibility. The surface‑mount configuration, included spacers and mounting hardware speed installation and retrofit projects, while US manufacturing and a lifetime limited warranty provide long‑term reliability.

Choose the GRI 400WG when you need a rugged, easy‑to‑install magnetic contact for security, monitoring and access control applications. Add it to your next perimeter protection or alarm integration project for a dependable, tamper‑resistant solution.

• Tamper‑resistant concealed terminals protect wiring and reduce unauthorized access or vandalism on commercial doors
• Wide 3.25" gap accommodates varied steel door/frame conditions to minimize false alarms and simplify installation
• Surface‑mount design with included spacers and hardware speeds retrofit and new‑build installs for access control and alarm systems
• Closed‑loop N/O contact provides dependable monitoring compatibility with intrusion detection and security panels
• Rated for 10W, 160VDC and 0.40A for reliable performance in industrial environments; backed by a lifetime limited warranty