SafeHouseHub
Premium Magnetic Alarm Sensor for Overhead Garage Doors, L-Bracket Included

Premium Magnetic Alarm Sensor for Overhead Garage Doors, L-Bracket Included

$16.07
  • Condition: New
  • Ships from: American Canyon, US
  • Seller: dulcio_us (97.7% positive)
View this item on eBay

SafeHouseHub is reader-supported. When you buy through links on this page we may earn an affiliate commission from eBay, at no additional cost to you. Read our affiliate disclosure.

About this item

It consist of a reed switch part and a magnet part. When door closed, reed switch is effected by magnet and turn ON; when door open, reed switch is effected by magnet and turn OFF, trigger alarm. Used for overhead doors in both industrial and residential situations where a wide gap is present.

Similar items

View