GRI M-401-G Magnet, Gray, 3/8" x 1-1/2", Inside 1/2" x 5/8" x 4" Industrial Surface Screw Mount Case

Put dependable perimeter monitoring at the heart of your security system with the George Risk Industries M-401-G contact magnet. Designed for commercial and industrial security, this surface screw-mount contact magnet delivers a compact 3/8" x 1-1/2" profile while housing a stable contact area sized at 1/2" x 5/8" x 4", ensuring consistent operation with standard door and window sensors. The rugged industrial screw-mount case resists vibration and tampering, helping reduce false alarms and maintaining continuous monitoring for alarm, surveillance, and access control systems. The neutral gray finish provides a low-profile appearance that integrates seamlessly into facility door frames and enclosures. Ideal for retrofit and new installations, the M-401-G simplifies wiring and mounting while offering long-term reliability from George Risk Industries. Upgrade your security or surveillance installation with a compact, durable contact magnet engineered for dependable performance—order the M-401-G today or specify it for your next access control or alarm project.

• Compact 3/8" x 1-1/2" footprint fits tight door and window frames for easy retrofit
• Industrial screw-mount case provides secure, tamper-resistant installation for reliable monitoring
• Consistent contact alignment (inside dims 1/2" x 5/8" x 4") reduces false alarms and improves sensor performance
• Neutral gray finish blends into commercial and industrial environments for discreet security integration
• Compatible with standard contact sensors and access control systems to simplify surveillance and alarm upgrades