Garage Door Opener Receiver Logic Board Craftsman LiftMaster 41A5021-1

This is a 390MHz Security+ Receiver Logic Board Replacement Kit. For use with various LiftMaster and Chamberlain AC Chain Drive Garage Door Openers; manufactured 1997-2005. Unit will feature a red/orange learn button. Check the manual or parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as: 41A5021-1, 41A5021-6F, 41A5021-6E, 41A5021-1CA, 41A5021-1E, 41A5021-1D, 41A5021-1C, 41A5021-1B, 41A5021-1I, 41A5021-1H, 41A5021-1G, 41A5021-1F