LiftMaster 001D8367 Garage Door Opener Receiver Logic Board AC WiFi 50ACBL5
50ACBL3 50ACBL4 50ACBL5 50ACCL1 50ACCL2. This circuit logic board is specifically designed for use with LiftMaster and Chamberlain garage door openers. 50ACCR3 50ACCR4 50ACCR5. 50ACBR3 50ACBR4 50ACBR5 50ACCR1 50ACCR2.