GRI M-13 Alnico V Bare Magnet, 1/4" Diameter

Deliver reliable, compact contact sensing for security and monitoring installations with the George Risk Industries M-13 Alnico V Bare Magnet. This 1/4" diameter bare magnet provides a stable magnetic field ideal for activating reed switches and door/window contacts used in alarm, surveillance, and access-control systems. Constructed from Alnico V, the M-13 maintains consistent magnetic performance across temperature changes, reducing false triggers and site visits. As manufacturer part number M-13, it easily integrates into tight or custom housings where space is limited, offering discreet placement without sacrificing holding strength.

Made in the US by George Risk Industries, the M-13 is designed for installers and integrators who need dependable contact magnets for commercial and residential security projects. Its compact size and reliable pull make it excellent for retrofit applications, alarm panels, and monitoring sensors, simplifying inventory with a standardized, durable magnet option.

For secure, low-profile contact sensing in surveillance and monitoring setups, specify the GRI M-13 Alnico V 1/4" bare magnet. Order today to streamline your next installation.

• Reliable contact sensing that reduces false alarms and maintenance calls
• Compact 1/4" diameter fits tight or discreet installations for doors, windows, and sensors
• Alnico V construction delivers stable magnetic performance across temperature variations
• Bare magnet form factor allows easy integration into custom housings and retrofit projects
• US-made quality from George Risk Industries ensures consistent performance for security systems