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LiftMaster's 045ACTMC is a 315MHz Security+ 2.0 Receiver Logic Board Replacement Kit. The 045ACTMC is designed for use with various LiftMaster and Chamberlain AC Chain Drive and Belt Drive Garage Door Openers manufactured after 2011 only. This unit features a yellow learn button and was previously known as the 45ACT. Check the owner's manual or replacement parts diagram for specific part information before ordering to ensure compatibility.
LiftMaster 045ACTMC Security+ 2.0 Receiver Logic Board
315MHz radio frequency
Designed for LiftMaster/Chamberlain AC Chain Drive/Belt Drive operators manufactured after 2011
Also known as: 45ACT, 1D7675, 041D7656, 001D7675, 41D7675, 41D7656, 045ACT