Chamberlain’s response to COVID-19 click here to learn more
Logic Board, ATSW
050ACTWFATS is a Receiver Logic Board featuring Wi-Fi® with myQ® technology. For use with LiftMaster® Model ATSW Chain Drive Light-Duty Commercial/Residential Door Operator; manufactured after 2018. Unit will feature a yellow learn button. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility.