
LiftMaster
LiftMaster 41AB050-2M Replacement Circuit Board – For 1/2 HP Belt Drive Garage Door Openers (2006 & Newer)
The LiftMaster 41AB050-2M Circuit Board is a direct replacement part designed for use in 1/2-horsepower belt-drive garage door openers manufactured by LiftMaster and Chamberlain from 2006 onward. This circuit board serves as the central control unit for compatible openers and is a cost-effective alternative to replacing the entire operator.
The 41AB050-2M is functionally identical to the LiftMaster 41AB050-2 circuit board; the difference in part number suffix simply reflects a model year revision. These boards are fully interchangeable.
Genuine replacement circuit board for LiftMaster/Chamberlain openers
Compatible with 1/2 HP belt-drive models
Identical functionality to 41AB050-2 circuit board
Easy-to-install solution for restoring opener functionality
LiftMaster/Chamberlain 3280
LiftMaster/Chamberlain 3280C
LiftMaster/Chamberlain 3280-267
Chamberlain HD600D
This replacement circuit board is ideal for users experiencing issues due to electrical failure or malfunction in their garage door operator. It's designed to restore reliable performance without the need to replace the full opener system.