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050ACTWFLK is a 315MHz Security+ 2.0® Lock Capable Receiver Logic Board featuring Wi-Fi® with MyQ® technology. For use with various LiftMaster® AC Chain or Belt Drive Garage Door Opener Models; manufactured after 2017 only. The unit will feature a yellow learn button and two lock terminals. Check the manual or replacement parts diagram for your specific model and part information before ordering to ensure compatibility.
Genuine LiftMaster® replacement part.
California Residents: Proposition 65 WARNING