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10 Pairs Wired Magnetic Reed Switch Sensors for Home Security Alarm System - N.C

10 Pairs Wired Magnetic Reed Switch Sensors for Home Security Alarm System - N.C

$31.99
  • Condition: New
  • Ships from: Dublin, US
  • Seller: arwerd0 (85.7% positive)
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About this item

Here’s why these sensors are a must-have for your security system The switch is Closed (Conductive/Short Circuit) when the door is closed (magnet is near sensor). Understanding the logic is key 10 sets of wired sensors (10 magnets + 10 switches).

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