Liftmaster Chamberlain Logic Board 41a5483-4c orange Learn Button. TESTED!

Liftmaster Chamberlain Logic Board 41a5483-4b

Chamberlain Liftmaster 41A5483-4B Garage Door Receiver Logic Board Red Learn Btn

Chamberlain LiftMaster 41A5483-4 Receiver Logic Board Red Button, BOARD ONLY.

Liftmaster Chamberlain 41AB050-2 Circuit Board Purple Learn Button - BOARD ONLY!

204C0151-1 TRANSFORMER Board 204C0151 Chamberlain Craftsman Liftmaster 14LG5748

Chamberlain Liftmaster 41A5483 Garage Door Logic Red Learn Button - BOARD ONLY!