41A5021-I Liftmaster Logic Board
41A5021-I Liftmaster Logic Board Replacement Logic/Circuit board (receiver board) for Security+ operators Compatible with Liftmaster Chamberlain standard chain drive operators Replaces logic board models 41A5021-1, 41A5021-1B, 41A5021-1C, 41A5021-1D, 41A5021-1E Also compatible with Liftmaster Security+ systems from Chamberlain, Sears Craftsman, Master Mechanic, and Wayne Dalton
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- Item #: 41A5021-I
- Manufacturer: Liftmaster
