Two sensors attach to your garage door and the wall above it and must be placed within 14-inch of each other for best results. Use the Replacement Safety Sensors to replace defective or damaged sensors and ensure peace of mind. Garage Door Security Sensor Garage Door Sensor Garage Doors Garage Door Security That covers the majority of garage door openers in use in the United States so this is still a pretty good option. Home depot garage door sensors . If your garage door sensors are outside of this range remove them entirely from the garage door frame and install leveled inside the safe zone. Ad Find Audited China Manufacturers of Garage Doors. The Chamberlain Group Inc. Replacement safety eye sensors by a professional garage door company. Chamberlain LiftMaster Craftsman Garage Door Safety Sensors G801CB-P. Ad Round Rock Garage Door Repair Search Now. Chamberlain Replacement Safety Sensors for Garage Doors. Safety eye sensors can be purchased at most home improv...