Sears Craftsman 41A5021-3 Receiver Logic Board Assembly for Garage Door Operator. Garage Door Replacement Parts.
Liftmaster and Chamberlain Compatible Parts (41A5021-1I).
This circuit board works with Sears Craftsman models including:
971LM Remote Control Compatible.
976LM Keyless Entry Compatible.
Security + Frequency 390 MHz.
Board Housing may not fit in your operator due to the fact that is different or your operator is to old. In this case follow these instructions:
- Remove the screws that ties the new board to the housing.
- Swap the board from the new housing.
- Replace it in your old housing.
- Put the board back in his place on the operator.
We always ensure board compatibility. You will receive a perfectly and compatible replacement board that will fit your operator.
THIS IS AN OEM LIFTMASTER PART THAT IS A REPLACEMENT PART FOR THE SEARS CRAFTSMAN GARAGE DOOR OPENERS