Garage Door Alarm Sensor

This system allows them to detect obstructions like your car or a kid on a bike.

Garage door alarm sensor.

If you re anything like me then you have probabl. Chamberlain liftmaster craftsman garage door opener replacement safety sensors g801cb p includes 2 sensors mounting brackets and hardware 4 7 out of 5 stars 1 669 38 99 38. The sensors are normally about 4 inches above the ground. In garage door sensors.

In garage door sensors. 4 2 out of 5 stars 61. The replacement safety sensors project an invisible light beam across the inside of the garage door to prevent accidents and are required for safe use of all chamberlain garage door openers. Garage door sensors work by shooting a beam of infrared light across the entrance of your garage to the sensor on the other side.

Whenever there is an obstruction the garage door will automatically reverse before causing any damage. 2 safety sensors easy to install mounting brackets 3 ft extension wire and connectors. 5pcs mc 31 surface mount wired nc door contact sensor alarm magnetic reed switch white. Contact aka door sensors can be used for much more than just doors and windows if you re creative enough.

Prevents the garage door from closing onto people pets or objects. Fits any craftsman garage door opener manufactured after 1997.