41AC050-1M, 41AB050-1, 41A5483-1C-315, 41AC050-1, 41A5689. 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.
eBay
Works with: LA400UL, LA412UL, LA500UL.
eBay
Liftmaster Chamberlain 41AB050-2 Circuit Board Purple Learn Button - BOARD ONLY. Condition is Used. Compatible with the following garage door openers with a purple learn button and purple antenna (315MHz operators).
eBay
For use with various 1-1/4HP LiftMaster® and Chamberlain® Garage Door Openers; manufactured after 2011only. The unit will feature a yellow learn button.
eBay
The unit will feature a yellow learn button.
eBay
This high-quality power board features a vibrant green color and is made from durable, multi10 material for long-lasting performance. Whether you're a DIY enthusiast or a professional, this power board is an excellent choice for all your LiftMaster needs.
eBay
For use with various 1-1/4HP LiftMaster® and Chamberlain® Garage Door Openers; manufactured after 2011only. The unit will feature a yellow learn button.
eBay
Replaces parts: 41DB001, 41DB001-1 and 41DB001-6. LiftMaster 41DB001-1C receiver logic board assembly. The 41DB001-1C receiver logic board assembly includes the receiver logic board, end panel with stickers and instructions.
eBay