GRI MM100-B Magnet, Rare Earth, 1/2" x 0.375", Brown

Ensure dependable sensor activation and discreet installation with the GRI MM100-B rare-earth contact magnet. This George Risk Industries contact magnet is engineered to provide reliable magnetic pull in a compact 1/2" x 0.375" package, making it ideal for door and window contacts used in security, surveillance, and access control systems. The rare-earth magnet delivers strong, consistent performance to reduce nuisance trips and ensure accurate monitoring of entry points. Finished in brown for inconspicuous mounting on wood frames and trim, the MM100-B (manufacturer part number MM100-B) is a versatile choice for both commercial and residential installations. Its small footprint lets installers position the magnet precisely for optimal sensor alignment while maintaining a low-profile appearance. Made in the USA, this contact magnet supports long-term system reliability when paired with reed switches and monitoring hardware. If you need a compact, high-strength magnet for intrusion detection, alarm contacts, or remote monitoring sensors, add the GRI MM100-B to your parts list and improve the performance of your security installations.

• Delivers consistent, high-strength activation for reed switches and door/window sensors, improving security system reliability
• Compact 1/2" x 0.375" size fits tight or recessed installations for a clean, unobtrusive installation
• Rare-earth construction provides superior magnetic pull in a small footprint for dependable monitoring
• Brown finish blends with wood and frame applications for discreet placement in residential and commercial sites
• US-made (MM100-B by George Risk Industries) ensures consistent quality and compatibility with industry contact sensors