This is a Noise Filter Board Replacement Kit. For use with various LiftMaster® and Chamberlain® Garage Door Openers; made after 2011. The noise filter board is commonly used for surge protection and noise reduction. The reduction in noise minimizes interferences with connectivity, and generates a clearer signal. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.

Genuine LiftMaster® replacement part.

Also known as:

41B7611, 41A7611