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Surface Mount MC-31 Wired Security Door Contact Sensor Alarm 5 Pairs

Surface Mount MC-31 Wired Security Door Contact Sensor Alarm 5 Pairs

$12.97
  • Condition: New
  • Ships from: CN
  • Seller: yu5688_33 (97.3% positive)
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About this item

Normally closed type, when the switch and magnet is close to each other the switch is closed, otherwise it will be open. Designed for use with alarm systems. Item Type: Door Sensor Switch. 20 X Screw.

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