USAutomatic 020320 Sentry 300 Commercial Grade Automatic Gate Opener Review: Leveraging Smart Engineering

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If you have been looking for a commercial grade automatic gate opener, then you have probably come across the name US Automatic. Industry leaders in every imaginable way, there are many reasons why many people choose automatic gate opener systems developed by US Automatic to protect their property

Their USAutomatic 020320 Sentry 300 Commercial Grade Automatic Gate Opener is one of the most popular and most reliable systems manufactured by the company. Leveraging top-quality construction material, smart engineering and about two decades of experience, it is a lot easier to understand why many people choose to protect their property with this product.

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What distinguishes US automatic from its competitors?

US Automatic started creating designs for their electric gate opener solutions and automatic gate opener back in 1994 although they didn’t go into a full line of production until 1995.

That means that they have been in service for about 20 years and have made a name for themselves for being one of the most reliable and trusted manufacturers in the world.

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As a forward thinking company, they were one of the first manufacturers of automatic gate opener and electric gate opener to consider engineering solar powered and low voltage operating systems. They have also pioneered several groundbreaking technological advances as well

Their control boards have high powered microprocessors that offer unmatched “juice” right out of the box and also allows for robust modification as well as the expansion of new feature sets with little hassle

This is the kind of company that many people feel comfortable moving forward with and one that enjoys unparallel admiration and respect in their industry.

What is special about USAutomatic 020320 Sentry 300 Commercial Grade Automatic Gate Opener?

There are so many things about this product that you will love it and we are going to breakdowns some of those benefits below.

The first would be that it is easy to assemble it. The control board has already been assembled, which means that it is ready to be plugged into almost any automatic gate opening system with little modification, eliminating a lot of hassle and headache in the process

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Another thing is that the whole system uses solar power energy, which means that it only operates on renewable energy sources. It is however recommended that you use a plugin a 12v DC battery into the system as a backup or for use at night.

And that doesn’t even start scratching the surface of the high of the high-quality construction components and materials used in this system. Zero corners are cut across the board, but rather high-quality construction materials and well –executed engineering procedures and practices followed to the letter, resulting in a reliable and long lasting solution

What is inside the box?

The system includes all the mounting hardware, battery charger, two 2 button transmitters, AC transformers for charging the battery, full-color installation, control box will all pre-installed components, linear actuator, and installation manual. The product uses a sealed lead acid battery.

The ultimate gate opener

USAutomatic 020320 Sentry 300 Commercial Grade Automatic Gate Opener is the first high-quality commercial DIY gate opener. The manufacturers allow for the solar option for charging this device. Its energy efficient design makes it the first solar charged gate opener that provides weeks of operation even when there is no sunlight.

The product’s Sentry Plug N Go wiring harness makes installation simple and eliminates the need for wiring. You can install this device in less than one hour. The universal mounting brackets that allow for a pull to open or push to open installation easily bolt onto the gates


The linear actuator provides a thrust of 400 pounds and a compression rating of 1000 pounds. It typically takes 16 seconds to open and close and will vary dramatically with the weight of the gate.

The gate opener is designed to work on farm gates with a length of up to 20ft, ornamental iron gates with a length of up to 12 ft and chain link up to a height of 14 ft. It comes with a full line of solar friendly accessories to allow users to customize their gate systems to meet their needs.


  • Easy to install
  • Use solar power during daytime and runs on charged battery at night
  • Designed for gates that are up to 20ft in length
  • Comes with a 3-year warranty
  • Comes with two remotes transmitters
  • The linear actuator provides a thrust of 400 pounds
  • Takes about 16 seconds to open or close the game
  • Manufactured by the leading manufacturers of commercial grade automatic gate openers
  • Features advanced technology


  • Some users have complained of a bad actuator
  • Expensive

Should I buy USAutomatic 020320 Sentry 300 Commercial Grade Automatic Gate Opener?

The answer to this simple question is yes. As you can see, the advantages of using this gate opener outdo the bad. You can be sure that you will see value for your money when you buy this gate opener.


The USAutomatic 020320 Sentry 300 Commercial Grade Automatic Gate Opener is indeed one of the best products you can use for your gate. It uses the latest technology and takes less than an hour to install. You don’t need to be a tech-savvy to install this gate opener. Most importantly, it is manufactured by one of the best companies in the U.S. This should give you confidence that you are getting your product from a company that has a good reputation.

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Product Reviews by Users:
USAutomatic 020320 Sentry 300 Commercial Grade Automatic Gate Opener Review: Leveraging Smart Engineering
5 out of 5 stars based on 3 reviews

3 Reviews

  1. John Mark says:

    This is an amazing product. It is easy to install and it’s pretty straight forward. And the fact that it was manufactured by a leading company in the United States gave me more confidence in the product.
    Another thing I liked about this product is that it opens at good pace. It is also s solidly built product. There are not plastic threaded parts and plastic gears.

  2. Ryan Meyer says:

    I received this item on time and one thing that I loved about it is that it is easy to install. It took me more than the time I anticipated to install this gate. It is also convenient as it allows be to protect certain areas in may compound.
    I highly recommend this product as it is made with a great system and works perfectly for many people

  3. Charles Anderson says:

    This is the first time I’m leaving a review for a product that I have bought online. I love the fact that this product can be dismantled and put together to form an automatic gate.
    It takes just a few minutes to install and the fact that it uses solar energy is absolutely incredible

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