Model# 41A5483B is available to replace defective circuit boards in LiftMaster model 2265 or 2565 garage door openers.
This circuit board, Model# 41A5483C, is also identical to Model# 41A5483B and Model# 41A5483A.
The final letter in the part number indicates the model year of the circuit board. Therefore, circuit boards with part numbers that are the same except for this final letter can be interchanged. Replacing the circuit board, sometimes called the logic board, on an existing garage door opener and operator is a faster and less-expensive option than replacing the entire unit.