$55.99 Chamberlain Liftmaster 050DCTWF Garage Logic Board Yellow Learn w/Bulb Bottom | eBay
CHAMBERLAIN LIFTMASTER SMART GARAGE OPENER RECEIVER LOGIC BOARD 050DCTWF YELLOW 12381175000 | eBay
Liftmaster 050DCTWF DC Logic Board For Models 8550W Wifi Opener | RP: $160.00, SP: $137.45 (With 
