Liftmaster 41AC050-1 Logic Board
The Liftmaster 41AC050-1 Logic Board is for models 2005-Current, 315MHz, 1/2 HP Security + Chain Drive garage door openers with no lights.
This is a replacement 315MHz Security+® Receiver Logic Board. For use with various 1/2HP LiftMaster® and Chamberlain® AC Chain Drive Garage Door Openers; manufactured after 2005. The unit will feature a purple learn button. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
Genuine LiftMaster® replacement part. Also known as: 41AC050-1M, 41AB050-1, 41A5483-1C-315, 41AC050-1, 41A5689, 041AC050-1M