SALE MC-31 Wired Contact Alarm Reed Switch for Door White 5 Sets 20x Screws
$12.32$12.97
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MC-31Door Switch Wired Contact Screw-Terminal Reed Switch for Alarm 10X
$12.97
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About this item
The reed switch is an electrical switch operated by an applied field. 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.
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