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4.0 out of 5 stars. 1141 reviews
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Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.

4

(1141 Reviews)

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Item # 142980099

$429.99
A woman outside with a dog
A woman outside with a dog

Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.

Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.

Item # 142980099

Stocked & Ready
Image showing Mighty Mule Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.
Image showing Mighty Mule Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.
$429.99
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Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.

Item # 142980099

Stocked & Ready
Image showing Mighty Mule Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.
Image showing Mighty Mule Mighty Mule Single Swing Medium-Duty Smart Capable Gate Opener for Gates Up to 16 ft. L or 550 lb.

$429.99
or
or
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$34/mo.†  suggested payments with 12 Months Financing or earn $19 in Rewards+ on this purchase.

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Grassland (franklin) TN

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The Mighty Mule MM371W Medium Duty Single Swing Smart Capable Gate Opener brings unrivaled convenience with smart capable features that allows for control and monitoring of your gate from anywhere using the Mighty Mule smart phone app with the purchase of the Mighty Mule part # MMS100 Wireless Connectivity Kit (sold separately).The smart capable gate opener is designed for medium duty single leaf swing gates up to a maximum of 16 ft. long or maximum weight of 550 lb. This gate opener is ideal for the Do It Yourself property owner with availability to our helpful online how-to videos and unlimited access to 24-hour technical support, guaranteeing a successful installation. This gate opener is perfect for all gate types including tube, chain link, panel, vinyl, ornamental and wood. Comes with a 1 year warranty.

For additional information on this product, please see the Product Documents section for all downloadable user manuals, installation guides, brochures and warranty statements.

Looking for more information on gate openers? Check out our guide on how to power an automatic gate opener in the product documents section.

  • Required for operation and sold separately: The Mighty Mule Battery Enclosure Kit (part # MMB200) or a 12-Volt automotive/ marine type battery that produces a minimum of 250 cold cranking amps (CCA) is required for powering this gate opener
  • Designed for single swing gates up to a maximum of 16 ft. long or maximum of weight of 550 lb.
  • Includes: (1) three button entry/exit remote with Visor Clip, (1) three button entry/exit remotes with a visor clip, an AC transformer, control box with system controller, and all required mounting hardware
  • DIY friendly with detailed installation instructions, access to online how-to videos, and unlimited 24-hour technical support
  • Features faster gate opening and closing speeds that are 40% faster than competitors
  • Solar Capable: with the addition of a Mighty Mule 10W solar panel (Model # FM123)
  • Smart capable with the addition of the separate Mighty Mule Wireless Connectivity Kit (part # MMS100). Allows you the ability to control and monitor your gate from anywhere using the Mighty Mule App on a smart device
  • Compatible with all Mighty Mule accessories like the Entry/Exit Remotes (part # MMT103), Entry Keypads (part # MMK200), Vehicle Exiting Sensors (part # FM130-SW) & Gate Lock (part # FM143-SL). All can be purchased on Tractor Supply.com or at your local Tractor Supply store
  • Not recommended for installation on solid panel gates or gates with gate wheels
  • Backed by a Mighty Mule 1 year warranty and technical support

Q&As

1 - 10 of 90 Questions

Q: Does the mighty mule warranty start after the warranty i purchased?

11 days ago
1 Answer
  • MightyMuleSupport
    A: Jason, Mighty Mule’s warranty precedes the one purchased through TSC.
    10 days ago
    Helpful?

Q: How long does it take gate to close?

3 months ago
1 Answer
  • MightyMuleSupport
    A: Bigbill, about 18 to 20 seconds.
    3 months ago
    Helpful?

Q: Range of control operations

5 months ago
1 Answer
  • MightyMuleSupport
    A: Debi, About the same distance as a garage door opener using the three-button remote provided in the kit.
    5 months ago
    Helpful?

Q: FM150 Battery fit in provided control box?

5 months ago
2 Answers
  • MightyMuleSupport
    A: No, the battery does not fit inside the provided control box. This gate opener requires a separate Mighty Mule Battery Enclosure Kit (part # MMB200) or a 12-Volt automotive/marine type battery to power the system.
    5 months ago
    Helpful?

Q: Is push to open bracket required, to open gate outward?

5 months ago
2 Answers
  • MightyMuleSupport
    A: Yes, if your gate is a push-to-open style that opens outward, you must purchase the optional FM-148 adapter. The parts required for an outward-opening installation are not included with the standard opener kit.
    5 months ago
    Helpful?

Q: Why is TSC recommending the Mighty Mule 12V 7Ah Automatic Gate Opener Battery in the "get everything you need" section if the specifications of this model (MM371W) say it isn't compatible with it? What am I missing?

5 months ago
2 Answers
  • MightyMuleSupport
    A: The Mighty Mule 12V 7Ah battery is compatible when used with the Mighty Mule Battery Enclosure Kit (part # MMB200). While the gate opener requires a 12-Volt battery for operation, the enclosure kit allows you to use this specific battery model as an alternative to a larger automotive or marine type battery.
    5 months ago
    Helpful?

Q: Is this compatible with the 500 series box

6 months ago
1 Answer
  • A: The Mighty Mule MM371W is unfortunately not compatible with the older 500 series control box because they use completely different internal logic boards and power configurations. While the external plastic boxes might look similar, the newer "Smart" technology in the MM371W requires its own specific control board to function correctly.
    6 months ago
    Helpful?

Q: Can this be used with 120 volts?

6 months ago
1 Answer
  • MightyMuleSupport
    A: Lonnie, yes, it comes with a Transformer you can plus into an outlet. Please note all Mighty Mule gate openers are battery operated low voltage systems so you will be keeping the battery charged.
    6 months ago
    Helpful?

Q: Will my digital wireless keypad work with this model

6 months ago
1 Answer
  • A: Yes, Mighty Mule digital wireless keypads are generally compatible with the Single Swing Medium-Duty Smart Capable Gate Opener (Model MM371W). However, the specific keypad model you own determines whether it will work.
    6 months ago
    Helpful?

Q: Does this opener work with my single button remotes?

8 months ago
1 Answer
  • MightyMuleSupport
    A: Ispnmti, yes, your single button remotes will work with the MM371W.
    8 months ago
    Helpful?
1 - 10 of 90 Questions

Reviews

Rating Snapshot

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657 reviews with 5 stars.
192 reviews with 4 stars.
100 reviews with 3 stars.
56 reviews with 2 stars.
136 reviews with 1 star.

Overall Rating

4.0
260 out of 371 (70%) reviewers recommend this product

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  • purchase
  • installation
  • opening
  • satisfaction
  • instructions
  • closing
  • quality
  • control
5 to 34 of 1141 Reviews .
1 – 30 of 1141 Reviews
Review 1

Love my Gate Opener!

2 months ago
Love my gate opener. There's normal maintenance needed every now and then, but it is solid and works as expected. Highly recommend.

Originally posted on mightymule.com

Response from mightymule.com:
a month ago
Mighty Mule Support Team
Free wireless transmitter provided in exchange for a photo of their gate setup.
Review 1

Nimrod Proof

2 months ago
The nimrods that work for me can even install a gate with these clear and easy to understand and follow instructions

Originally posted on BILT

Review 1

Love it

2 months ago
Finally got the gate set up on my driveway and we have been loving it. I ran power down to keep the battery charged and set up a security camera at the gate. Also set up the app based remote opener which has been awesome to use via the phone from anywhere.

Yes, I recommend this product.

Originally posted on mightymule.com

Ga
Review 1

NOT long lasting!

2 months ago
Circuit board replacement is about the same as the entire system! I’ve been through two of these gate openers in eight years and now I’m at the point where I’m questioning a pricy upgrade or just an understanding that I’ll need to replace the opener every four years…disappointing.

Yes, I recommend this product.

Review 1

Mm371w

3 months ago
i would rather having a seperate set of instalation instructions for a single gate opener ,its confusing the joint way

Originally posted on BILT

Midland, Ohio
Review 1

Had to get another one

4 months ago
This one is smaller then the one we had but works great. As with the other one we had to change things around some and it does get aggravating when installing but eventually it all comes together. Had to google a time or two and watch a video but it finally done.
SweepstakesYes

Yes, I recommend this product.

Review 1

Great

6 months ago
this is awesome amd so helpful they disnt miss a single step or tip

Originally posted on BILT

JOSHUA TREE
Review 1

Works like it should

6 months ago
The opener works exactly like it should. It was easy to install. The key is keeping it level and all is good.
SweepstakesYes

Yes, I recommend this product.

Review 1

Great tutorial

6 months ago
Wish I had this app when I installed my first Mule years ago.

Originally posted on BILT

Review 1

MM371W Single Gate

7 months ago
Fantastic little opener for the price, definitely would reccommend.

Originally posted on BILT

Pilot Hill ,Ca ,95664
Review 1

Upgrade

7 months ago
Nice upgrade from the 350 model. Finally the circuit board is separated from the motor and arm. Opens quickly and slows just before it latches. Way better design.
SweepstakesYes

Yes, I recommend this product.

Review 1

Cannot complain

7 months ago
this install video alone is worth the purchase. i chose to weld the brackets in place. We have purchased 7 of these for a ranch and dont have many problems besides circuit board failures in thunder storms.

Originally posted on BILT

Central Texas
Review 1

Great product

7 months ago
I bought this one to replace my old mighty mule opener which lasted a long time. They work great for the price.
SweepstakesYes

No, I do not recommend this product.

Review 1

Mighty Mule opener

8 months ago
Easy install and wiring with new style detached control box instead of on bottom of Drive motor, that was difficult to get to. Good quality with proven reliability.
SweepstakesYes
Review 1

To be continued

8 months ago
The video is easy! Now it is reality time! To be continued!

Originally posted on BILT

Review 1

Excellent

8 months ago
Excellent explanation step-by-step just what I needed

Originally posted on BILT

Texas
Review 1

Great opener!

9 months ago
I have purchased these gate openers before and they always seem to be reliable and sturdy. They have a lot of customizable features and add-ons available to create a secure entrance to my property.
SweepstakesYes

Yes, I recommend this product.

Dublin,Tx
Review 1

Bad product

9 months ago
The high wind bent the arm .The solar panel doesn't keep the battery charged,when it's cold it has issues opening up .
SweepstakesYes

No, I do not recommend this product.

Response from MightyMuleSupport:
9 months ago
MightyMuleSupport
DLB Sorry you are having issues with your system! Please reach out to our tech support team about the bent arm. They can be reached at 1-800-543-1236 M-F 8am-7pm and Sat 10am-6pm EST. I am not sure if you are using a MMB200 Battery box with a FM150 Mighty Mule 12volt 7-amp hour battery. The MMB200 holds two FM150 batteries, and you may want to add an extra FM150 battery and FM316 Battery warmer for the colder times of the year. Mighty Mule FM123 10-Watt Solar panel can have another FM123 added to provide more solar power to recharge the batteries, or you could use our new FM125 30-watt solar panel. Please review these options when you call Tech Support!
Belton, Texas
Review 1

Great Buy!

9 months ago
Well worth the price !

Yes, I recommend this product.

Review 1

Good instructions

9 months ago
Very good instructions anybody should be able to do this

Originally posted on BILT

Georgia
Review 1

Stay away

10 months ago
As a professional fence installer that installs fencing and automatic gate opens, i highly recommend staying clear of this product and mighty mule products from for design to connective issue from the control box to the remote is beyond poor not mention the terrible customer support

No, I do not recommend this product.

Review 1

Easssyyyy

10 months ago
Easyyyyyy installation with this step by step guide.

Originally posted on BILT

Review 1

A little confused but I believe I will work it out

11 months ago
The up and down arrpws should be 3xplained better that they are on controller board

Originally posted on BILT

Review 1

Installing gate arm

11 months ago
Seems simple enough. Accuarcy seems veru important

Originally posted on BILT

Review 1

Mighty Mule for Farm Gate

11 months ago
Using with Solar Panel for 14-foot farm gate. Good instructions. Easy Install. Works great.
SweepstakesYes

Yes, I recommend this product.

Greensburg KY
Review 1

Works when it wants too

11 months ago
This thing only works when it wants to. Sometimes it will open with the button and sometimes with the code, but most of the time it doesn't want to work at all. Very frustrating for the price we paid with all the extra remotes, keypads, etc for it to not work 99% of the time.

No, I do not recommend this product.

Springfield Georgia
Review 1

Mighty Mule gate openers have improved greatly

a year ago
Great gate opener. We have 6 of these gate openers. The newer ones are much easier to set up than the older ones. We have had them for 20 plus years.
SweepstakesYes

Yes, I recommend this product.

Review 1

MM371 Installation

a year ago
Very clear and concise steps and explanations. Easy to follow and understand. Found this installation information AFTER I’d already installed my gate. Wish I had known about this site before I began. Use it. You will be thankful. Will use again.

Originally posted on BILT

Review 1

Don’t Waste Your Time Or Money

a year ago
Garbage. It’s weak, not easily adjusted, and the accessories are cheap, low quality.
Response from MightyMuleSupport:
a year ago
MightyMuleSupport
Our Tech Support can help you with any issues you may have from installation to troubleshooting. They can be reached at 1-800-543-1236 M-F 8am-7pm and Sat 10am-6pm EST. We have a new TECHSEE feature (like Facetime) which helps the tech see in live time what you are seeing. They will be happy to help. Please give them a chance. Thank you!
Mississippi
Review 1

Hate the product

a year ago
Have had nothing but problems since about a month after buying this. Never works properly. Timer for gate doesn’t ever work correctly.

No, I do not recommend this product.

Response from MightyMuleSupport:
a year ago
MightyMuleSupport
Based on you concern, please call tech support! They can help you set the close time for your opener. They can be reached at 1-800-543-1236 M-F 8am-7pm and Sat 10am-6pm EST. We have a new TECHSEE feature (like Facetime) which helps the Tech see in live time what you are seeing. They will be happy to help. Please give them a chance. Thank you.