https://www.securityinfowatch.com/access-identity/access-control/control-buttons-switches/article/53066328/security-solution-spotlight-the-magnasphere-switch
Security Technology Executive (STE) magazine recently talked with Michael Keegan, a 39-year veteran in the electronic security industry, who currently serves...
security solutionspotlightmagnasphereswitchinfo
https://magnasphere.com/
Feb 4, 2026 - Magnasphere is a US manufacturer of secure magnetic switch technology for protecting doors in security, access control and door status monitoring systems.
magnasphere