Garage Door Magnetic Contact Sensor, Wired Normally Closed NC Magnetic Switch wi
$17.63
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Garage Door Magnetic Contact Sensor, Wired Normally Closed NC Magnetic Switch...
$15.53
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About this item
The sensor includes a switch part and magnet part that work together to detect door position changes. The included mounting hardware allows convenient setup for garage doors, roller shutters, and similar door systems.
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