MC-31 Surface Mount Wired NC Door Contact Sensor Alarm Magnetic Reed Switch W...
$15.05
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Sets NC Magnetic Door Window Contact Sensor Alarm Reed Switch White Surface
$39.99
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About this item
✔Normally Closed (NC) Design – Circuit remains closed when the magnet is near and opens when separated. ✔Wide Compatibility – Suitable for alarm systems, door openers, LED indicators, automation projects, and more.
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