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10*31B For Security Magnetic Reed Switch NC NO Combined Door Contact Sensor G

10*31B For Security Magnetic Reed Switch NC NO Combined Door Contact Sensor G

$23.58
  • Condition: Brand New
  • Ships from: CN
  • Seller: longlonglong013 (99.6% positive)
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About this item

Model: 31B. They are ideal for protecting doors, windows and patio doors and any opening device such as a drawer or cupboard for example. Leave, the switch will open. Leave, the switch will close. 10x Magnet.

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