How to make a LiftMaster 312HMC smart?

The LiftMaster 312HMC is a high-quality garage door opener that has gained popularity among customers for its exceptional performance and reliability. Manufactured by LiftMaster, a trusted brand in the industry, this door opener is known for its durability and smooth operation.
But what if you could make your existing LiftMaster 312HMC even smarter? With the ismartgate, you can easily upgrade your garage door opener to a smart system. The ismartgate is a cutting-edge device that allows you to control and monitor your garage door from anywhere using your smartphone.
By connecting the ismartgate to your LiftMaster 312HMC, you can enjoy a range of smart features. You can open and close your garage door remotely, receive real-time notifications whenever your door is opened or closed, and even grant access to family members, friends, or delivery personnel with just a few taps on your phone.
With the ismartgate, you no longer have to worry about whether you forgot to close your garage door or if someone is trying to gain unauthorized access. It provides you with peace of mind and convenience, making your daily life easier and more secure.
Upgrade your LiftMaster 312HMC to a smart garage door opener today with the ismartgate and experience the future of home automation.

Make your existing garage or gate opener smart

What can ismartgate garage door opener do?

Here are the advantages of using ismartgate garage door opener:
- Control your garage door remotely using your smartphone.
- Monitor the status of your garage door in real-time.
- Receive notifications when your garage door is opened or closed.
- Integrate with voice assistants like Amazon Alexa and Google Assistant for hands-free control.
- Set up automatic schedules to open or close your garage door at specific times.
- Grant temporary access to guests or service providers without sharing physical keys.
- Integrate with other smart home devices to create custom automation scenarios.
- Securely control and manage multiple garage doors from a single app.

How do I install an ismartgate smart garage opener to a LiftMaster 312HMC?

1. Get your ismartgate device here.
2. Take a look at the LiftMaster 312HMC wiring diagram below.
3. Using a small cross head screw driver, connect the wires (included with the ismartgate Kit).
4. To power the ismartgate device, you can use the included wall mount AC adapter. In case don't have a power outlet you can use our DC/DC Power Converter.

Wiring, connections diagram for iSmartgate Lite, Mini, Pro - Smart Garage Door & Gate Openers

LiftMaster 312HMC wiring diagram.

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Doors Supported	1	1	3
Remote Access & Door Status Alerts
Apple HomeKit
Google Assistant
Samsung SmartThings
IFTTT
Amazon Alexa*
Wireless Sensor Compatibility
Wired Sensor Compatibility
User Management
Video Integration
Visual Acoustic Alarm
Open & Close Custom Music
Wi-Fi compatibility (2.4GHz)
Ethernet Compatibility**
Web Browser Access

Which ismartgate do I need?

Which iSmartgate garage door opener do I need?

Which ismartgate do I need?

Try our simulator and find the perfect ismartgate for your home.

How many Garage Doors do you have?

DOOR 1 TYPE:

Sectional

DOOR 2 TYPE:

Sectional

DOOR 3 TYPE:

Sectional

Sensor type

Do you want wireless or wired sensor/s for your garage door/s?

Is your opener Chamberlain, Liftmaster or Craftsman?

ismartgate garage door simulator, security

Got a Chamberlain or LiftMaster Garage Door Opener with Security+2.0?

Check the color of the learn button on your garage opener. If it’s YELLOW your opener use Security+2.0 and you will need the ismartgate switch adaptor.

Door 1

Door 2

Door 3

Separation