Sears Craftsman 139.53920D Logic Control Board Assembly for Garage Operator. Garage Door Replacement Parts,
Liftmaster and Chamberlain (41A5021-3H-315 | 41A5021-1M-315).
371LM Remote Control Compatible.
377LM Keyless Entry Compatible.
Security + 315 MHz.
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
