These Safety Sensors Should Be Ordered By The Part Number From Your Owners Manual. You Cannot Use These Safety Sensors If Your Garage Door Opener Never Had Safety Eyes. This is a required safety device that MUST be connected and aligned correctly before the garage door opener will move in the down direction.
Compatible with Chamberlain garage door openers using part numbers 41A5034 manufactured after 1997 only.
Complete kit includes: Sending sensor (with an amber LED), receiving sensor (with a green LED), 2-conductor wire, (5) wire connectors, (2) wingnuts, and (2) 1/4-20" round head bolts.
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