LiftMaster 041A5640 Limit Switch Kit 422 cbac arm only Includes templates to ensure critical

Includes templates to ensure critical alignment between the two posts

Wiring: 5 common wires (E

Assy | FAA-409553

LiftMaster Antenna | LIF-K74-19499

Since receivers can be individually programmed

LiftMaster 041A5640 Limit Switch Kit 422 cbac arm only Includes templates to ensure criticalLiftMaster 041A5640 Limit Switch Kit This LiftMaster 041A5640 is a Limit Switch Replacement Kit. For use with LiftMaster ATS Series and various AC Chain Drive Garage Door Openers; manufactured after 2001. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as LiftMaster 41A5640