820CB Chamberlain Replacement Safety Sensor
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. Whenever there is an obstruction, the garage door will automatically reverse before causing any damage. Chamberlain compatible, these sensors replace defective or damaged sensors for every Chamberlain Garage Door Opener manufactured after 1997. Easy setup and includes two sensors, mounting brackets, 18 in. of extension wire and instruction manual. Additional assurance with 1 year warranty.
No. 820CB: Fits: Chamberlain & LiftMaster after 1997, Pkg Qty: 2, Package Type: Clamshell
Sold as Unit of Measure: EACH
Minimum/Multiple Order Quantity: 1
WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov