- Replacement Logic/Circuit board (receiver board) for ALL Security+ operators (no light socket).
- For Chamberlain garage door opener operator models 4200, 2200 and 1200.
- For Liftmaster models 1265,1245
- Replaces logic board models 41A5021-1, 41A5021-1B, 41A5021-1C, 41A5021-1D, 41A5021-1E.
- Also compatible with Security+ systems from Chamberlain, Craftsman, Master Mechanic, Sears and Wayne Dalton.