GRI 4532 Floor Mount Miniature Overhead Door Switch Set, 2-1/2" Gap, 10W, 200VDC, 0.50A, Closed Loop, N/O, and 24" Armored Cable, Aluminum

Designed for demanding overhead door and access-control applications, the George Risk Industries GRI 4532 floor mount magnetic contact provides dependable, tamper-resistant monitoring where reliability matters. This miniature magnetic contact combines a low-profile aluminum housing and universal magnet to fit tight installations while delivering a generous 2-1/2" working gap for loose overheads. The hermetically sealed N/O reed switch operates in a closed loop and includes built-in E.O.L. resistors for clean integration with security panels and surveillance systems. With 24" armored cable standard, the 4532 resists physical damage and environmental exposure, simplifying wiring runs in industrial, retail or transport facilities. Rated for DC operation (10W, 200VDC, 0.50A), it gives installers a rugged, low-maintenance option for perimeter and door monitoring. Backed by George Risk Industries’ lifetime warranty, the 4532 reduces service calls and supports long-term security deployments. Add the GRI 4532 to your access control or alarm system for consistent monitoring, or contact your supplier to order and specify this durable magnetic contact for your next security installation.

• Rugged floor-mount design delivers reliable door monitoring in harsh industrial and commercial environments
• Wide 2-1/2" working gap and closed-loop N/O reed switch minimize false alarms for consistent security and surveillance performance
• 24" armored cable protects wiring from tampering and wear, reducing maintenance and system downtime
• Compact aluminum housing and universal magnet simplify installation in tight or angled overhead door applications
• Hermetically sealed construction with built-in E.O.L. resistors and lifetime warranty for long-term, low-maintenance monitoring