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Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket

Magnetic Switch Alarm Sensor Overhead Garage Door Contacts with L Bracket

$15.46
  • Condition: New
  • Ships from: Denver, US
  • Seller: oemfilters (99.2% positive)
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About this item

It consist of a reed switch part and a magnet part. When door closed, reed switch is effected by magnet and turn ON; when door open, reed switch is effected by magnet and turn OFF, trigger alarm. Used for overhead doors in both industrial and residential situations where a wide gap is present.

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