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2pcs Magnetic Reed Switch Wired Surface Mount Door Alarm Sensor NC NO Black

2pcs Magnetic Reed Switch Wired Surface Mount Door Alarm Sensor NC NO Black

$17.13
  • Condition: New
  • Ships from: Sheridan, US
  • Seller: sipastan (99.2% positive)
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About this item

2pcs MC-31B Magnetic Reed Switch Wired Surface Mount Normally Open Closed NC NO Door Sensor Alarm Magnetic Door Switch Black. Magnetic Reed Switch can not connect directly to power, It needs to work with the alarm system.

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