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RECEIVER LOGIC BOARD, AC CHAIN
041AC050-2M is a 315MHz Security+® Receiver Logic Board with End Panel Replacement Kit. For use with various LiftMaster® and Chamberlain® AC Deluxe Chain Drive Garage Door Openers; manufactured 2005 to 2015 only. The unit will feature a purple learn button. Check the owner's manual or replacement parts diagram for specific part information before ordering to ensure compatibility.