How to make a US AUTOMATIC SENTRY 300D smart?

The US AUTOMATIC SENTRY 300D is a highly reliable and popular garage door opener that has been trusted by customers for its exceptional performance. Manufactured by US AUTOMATIC, a renowned brand in the industry, this opener is known for its durability and efficiency.
However, if you want to take your garage door opener to the next level and make it smart, we have the perfect solution for you - the ismartgate. With the ismartgate, you can easily transform your existing US AUTOMATIC SENTRY 300D into a smart opener.
The ismartgate is a cutting-edge device that allows you to control your garage door from anywhere using your smartphone. Whether you're at home or away, you can open or close your garage door with just a tap on your phone. It also provides you with real-time notifications, so you'll always know the status of your garage door.
Installing the ismartgate is quick and hassle-free. Simply connect it to your US AUTOMATIC SENTRY 300D and follow the easy setup process. Once installed, you'll have full control over your garage door, making your life more convenient and secure.
Upgrade your US AUTOMATIC SENTRY 300D with the ismartgate and experience the convenience of a smart garage door opener. Don't miss out on this opportunity to enhance your garage door's functionality and make your life easier. Get your ismartgate today!

Make your existing garage or gate opener smart

What can ismartgate garage door opener do?

ismartgate garage door opener offers several advantages:
- Control your garage door remotely using your smartphone.
- Monitor the status of your garage door in real-time.
- Receive instant notifications when your garage door is opened or closed.
- Grant access to family members or friends with temporary or permanent virtual keys.
- Integrate with voice assistants like Amazon Alexa or Google Assistant for hands-free control.
- Automatically open or close your garage door based on your GPS location.
- Integrate with other smart home devices, such as security cameras or smart lights.
- Track the history of garage door activity for security and convenience.

How do I install an ismartgate smart garage opener to a US AUTOMATIC SENTRY 300D?

1. Get your ismartgate device here.
2. Take a look at the US AUTOMATIC SENTRY 300D 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

US AUTOMATIC SENTRY 300D wiring diagram.

Buy the best Apple HomeKit smart garage

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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