LiftMaster 041AC050-1M Receiver Logic Board (AC Chain) Security Warning Outdoor Digital backlit touch keypad

Digital backlit touch keypad

LiftMaster 41A3589-2

S (security): similar to A logic

Long-life lithium battery

It is recommended to install padding on the base of any wood arm

LiftMaster 041AC050-1M Receiver Logic Board (AC Chain) Security Warning Outdoor Digital backlit touch keypadLiftMaster 041AC050 1M Receiver Logic Board (AC Chain) This is a replacement 315MHz Security+ Receiver Logic Board. For use with various 1 2HP LiftMaster and Chamberlain AC Chain Drive Garage Door Openers; manufactured after 2005. The unit will feature a purple learn button. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as LiftMaster