The LiftMaster 41ac050-2 is for 1/2hp chain drive, 315mhz security
Operators built from 2005-current with one light
Logic board is for models 2005-current
Chain drive garage door

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 7.2 inch
Height : 4.1 inch
Length : 12.3 inch

Item Weight: 1.1 pounds (View shipping rates and policies)
Shipping Weight: 1.5 pounds (View shipping rates and policies)

ASIN : B00283RXJ8

Product Description

This replacement circuit board, part number 41ac050-2m, fits several LiftMaster chamberlain and sears craftsman garage door openers. Because the final letter in circuit board part numbers designates a model year change, this board is identical to part number 41ac050-2 or 41ac050-2b.This replacement circuit board fits the following LiftMaster chamberlain models: 3280 pd610d pd612d pd612kld 7520d 48930d.