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Chamberlain 801CB Replacement Safety Sensor Wayne Dalton 37334R Replacement Safety Beam
Replacement safety sensors for Chamberlain garage access systems. Fits Chamberlain garage access systems manufactured after 1997. Prevents garage door from closing on people, pets or other objects. Replaces damaged safety sensors. Includes two sensors and mounting brackets and hardware. Genie's Safe-T-Beam system is designed to ensure maximum safety for your garage door opener operation. Using an invisible infrared beam across the opening of the door, the Genie garage door safety sensor detects any object passing through the LED beam of light and automatically reverses the closing garage door keeping children and pets safe.