Disclaimer: This Sentry 510350 Linear Actuator Arm is the new version and replaces the Sentry 510300 Linear Arm. Please keep in mind that this arm looks different than the older model. If you have a dual Sentry 300 and don't want the arms to look different, you can buy a 510310 Ranger Arm which works with the Sentry 300 board and look very similar. You can purchase the arm here.
The Sentry Series Linear Actuator Arm is designed for Swing Gate Openers with a maximum gate load of up to 400 lbs. and a maximum gate length of 20 ft. The arm connects to the gate and hinge post and contains the motor, gearbox limit switches, and extension tube. The Sentry Series Swing Gate Openers are solar compatible.
The USAutomatic Sentry Linear Actuator Arm is specifically designed for Sentry Series Swing Gates and is proudly made in the USA. Easy to install, the Actuator Arm connects to the swing gate and hinge post and is a solar-friendly mechanism. This Actuator contains the motor, gearbox limit switches, extension tube, and owner's manual. This Actuator is a replacement arm for Sentry Swing Gate Operators to avoid having to replace an entire Swing Gate System. The actuator is designed to be a quick installation and saves both time and money. This particular model actuator has a black finish on the exterior, which improves the aesthetic appeal of the gate system. With its sleek and efficient design, this durable Sentry Actuator Arm replacement is durable and long-lasting with a non-corrosive exterior. Ideal for residential, light commercial, and farm or ranch applications, this Actuator for Sentry Swing Gate Openers has a maximum gate load of 800 lbs. and a maximum gate length of 16 ft.
GateCrafters.com offers more expert assistance than anyone.
If you need help deciding if this gate opener has the abilities that are right for your gate we have live application specialists available 9am - 9 pm EST 7 days a week or try our exclusive gate opener recommendation tool 24 hours/day.
Sentry HD Swing Operators
- Made in the USA
- Pull/Push to Open
- Max Gate Load of 800 lbs.
- For Sentry Swing Gate Opener Systems
- Non-Corrosive, Water-Resistant Actuator
- Has A Black Finish to Match Sentry Operators
- Actuator Arm Replacement Easy Installation Prolongs Life of System
GateCrafters.com has the resources you need.
How do you use your gate opener system once you get it? GateCrafters.com is the only retailer to give a real answer to this question. We have develop videos for installing many of our gate openers and products and write DIY focused manuals for most gate openers and have individual instructions for each accessory to be installed with each gate opener.
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- Made in the USA
- Pull/Push to Open
- Max Gate Load of 800 lbs.
- For Sentry Swing Gate Opener Systems
- Non-Corrosive, Water-Resistant Actuator
- Has A Black Finish to Match Sentry Operators
- Actuator Arm Replacement Easy Installation Prolongs Life of System
- Motor
- Gearbox Limit Switches
- Extension Tube
- Harness with 8 ft. Cable
- Owner's Manual
For over a decade GateCrafters.com has been the premier online retailer of gate openers and gate opener accessories. Because of our extensive technical and installation knowledge, we are authorized to sell to the DIY market. You can access our trained technical staff 7 days a week from 9 am to 9 pm, EST. When you DIY install your gate opener system, you will save $1000s of dollars over the life of your gate opener. You will have working knowledge of your gate opener installation and how the gate opener works. This will make it easier for you to troubleshoot your system and perform routine maintenance, if needed in the future. |
GateCrafters.com is the DIY factor.
GateCrafters.com further adds to most of our gate openers for easier DIY installation. We have developed exclusive components (example: easy adjustable mounting brackets), customized instructions, and offer a full spectrum of accessories to truly cover all aspects of the installation of your gate opener. In addition we have the largest staff of factory trained technicians in the US. |
- Order specific customized accessory wiring instructions
- 360 degree accessories - we can take you through exit, entry, safety, power, and all other minute details to create a fully rounded kit.
- Free 24/7/365 Installation Support
- Free 7 day/week Technical Support
- Largest Number of Certified Techs in America
- Free assistance to find the right gate opener for your gate
- Free systems design assistance to match the right accessories to fit your needs.
- Extremely competitive pricing
- Free shipping on all accessories purchased with a gate opener
- We stock replacement parts
- Many brands of many types of accessories, enough to handle just about any operational situation you can imagine
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GateCrafters.com has actual experience.
We have a testing area, we have factory and internal training courses, we build gates and have our own gates that are automated, we attended all industry trade shows in multiple countries and are a member of the AFA, and we pay visits to our chosen manufacturers' factories. All these factors are what have lead to us having so many exclusive additions. When you see and actually use as many products as we have you tend to have many ideas for minor changes that have major impacts. We acted on these ideas and have utilized them to help thousands of customers automate their gates.
The following tools and supplies are suggested in the manufacturer manual for optimal installation. They are not provided by Gate Crafters, however, most tools are available at local hardware stores for purchase or rental. Please refer to the Installation Manual for Tools Needed. Depending on the type of gate, power supply and contributing environmental factors additional tools or supplies may be needed. Please review the product manual associated with this gate opener model for further details. |
Manual: USAutomatic Sentry 300 Installation Manual (Current Release)
Manual: USAutomatic Sentry 300 Installation Manual (Older Model)
Manual: USAutomatic Sentry 300 Features
QB ID: 510350