If your Liftmaster Opener was made between 2011-2022, use the 877 LM keypad. If your Liftmaster opener uses a MAX transmitter, use the 878 MAX keypad. See compatibility chart below. 


  • Lets you open or close your garage door without using a remote control or key
  • Open or close the garage door instantly with a private 4-digit code.
  • Program temporary access codes for visitors or delivery personnel.
  • Works with all LiftMaster garage door openers with Security+2 systems.
  • Works with LiftMaster models 8355, 8500, 8550 & 8587
User Guides

Download User Guide
Compatibility Chart
Check out our step-by-step guide on how to program your garage door transmitter: