Magnetic Switch (MS-2049)

These magnetic switches are designed primarily to serve as sensing devices to detect the opening of a door or window; to assure that a protected door is securely under surveillance; to serve as a trigger for a wall-mounted Detex Exit Alarm; to signal that a door has been inadvertently left open; and to be used as a direct switch to set off many kinds of audio and visual alarms.


  • Tamper protection – mounting screws inaccessible when door closed
  • Components potted to protect against shock and moisture
  • Provides assurance that protected doors are under surveillance
  • Minimizes false signals due to loosely closed doors
  • Switch rated for over one million operations under load