NO&NC 3 Wires Magnetic Garage Door Contacts Heavy Duty Alarm Switch Sensor fo...
$27.99
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Heavy Duty Wired Alarm Garage Door Magnetic Contacts Switch Sensor NC with Ad...
$16.99
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About this item
Connecting type: Wired. Suitable for roller shutter doors, garage doors. Suitable: Roller shutter doors, garage doors.
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