0 = DC5 = AC ½ HP (0.50)7 = AC ¾ HP (0.75)

8 = Security+ 2.0™/MyQ® 5 = Elite®

3 = Premium1 = Contractor

0 = Direct4 = Screw5 = Belt6 = Chain8 = I Beam Chain

8355 = 8 (Security+ 2.0™/MyQ®) + 3 (Premium Series) + 5 (Belt drive) + 5 (1/2 HP AC motor)Example:

As of August 1, 2013, Elite® and Premium Series Garage Door Openers released since 2011 (8500, 8550, 8587, 8557, 8360, 8355). As other garage door openers are introduced, they will include the new model number logic.

1st digit = Generation 2nd digit = Series 3rd digit = Drive 4th digit = MotorGarage Door Openers

893MAX = 8 (Security+ 2.0™/MyQ®) + 9 (Remote Control) + 3 (# Buttons) + MAX (Compatible to 1993) Example:

Older generation accessories and adjacent products do not follow the model numbering logic. Only the first digit is significant:

Security+® (315 MHz) begin with 3

Security+ ® (390 MHz) begin with 9

Exceptions include 375LM Universal Remote and 387LM Universal Keypad

Adjacent products (190LM Adjustable Door Bracket and 195LM Ceiling Mount) begin with 1

1st digit = Generation 2nd digit = Series 3rd digit = # Buttons 4th digit = Suffix

8 = Security+ 2.0™/MyQ® 9 = Remote control8 = Control Panel7 = Wireless Key entry6/5 = Receiver2 = MyQ®

1 = Commercial

Remote controls only LM = Security+® & Security+ 2.0™

MAX = Compatible to 1993LT = Learning

Accessories

LiftMaster.com© 2013 LiftMaster All Rights Reserved 845 Larch Ave., Elmhurst, IL 60126 9/13

mODel number lOGic chArt

3DRIVE2

SERIES4MOTOR

GE

NE

RAT

ION

SE

RIE

S

MO

TO

R

DR

IVE

GE

NE

RAT

ION

DR

IVE

# O

F BU

TTO

NS

SU

FFIX0=Direct

4=Screw Drive

5=belt Drive

6=chain Drive

8=i beam Drive

5=elite

3=Premium

5=contractor

8=Security+ 2.0™

myQ®

0=Dc

3=Ac 1/3 hP

5=Ac 1/2 hP

7=Ac 3/4 hP

8=Security+ 2.0™

myQ®

9=remote control

8=control Panel

7=WirelessKey entry

6/5=receiver

2=myQ

1=commercial

re

mO

te

cO

ntr

OlS

On

lylm=

Security+ & 2.0

mAx=compatible

to 1993

lt=learning

Note: As of August 1, 2013, this applies only to new Elite and Premium garage door

openers released since 2012 (8500, 8587, 8557, 8550, 8360, 8550). As other garage

door openers are introduced, they will include the new model number logic.

Note: Accessory model number logic is fairly consistent when combined with 2.0+/MyQ. Exceptions apply.

Older generation accessories, and newer “adjacent” products listed below do not follow the model numbering

logic above. Only the first digit in these accessories is of significance, exceptions apply.

3 = Security+ (315 MHz). Notable exceptions include 375LM Universal Remote and 387LM Universal Keypad.

9 = Security+ (390 MHz)

1 = adjacent products, for example 190LM adjustable door bracket & 195LM ceiling mount

Garage Door Openers

Accessories

8550

Secu

rity+ 2.0

™/myQ

®

elite S

eries®

belt D

rive

Dc

motor

8355

Secu

rity+ 2.0

™/myQ

®

Prem

ium

Series

belt D

rive

1/2

hP

Ac

motor

893mAxS

ecurity+ 2

.0™/m

yQ®

rem

ote con

trol

# of b

utton

s

com

patib

le to 1993

828lm

Secu

rity+ 2.0

™/myQ

®

myQ

®

Secu

rity+® &

2.0

example

example

example

example