3 Best Generator Extension Cords [2023 Update]

If you have a generator, then you know how important it is to have a good extension cord. The right extension cord will make sure that your generator can reach all the areas that need power and that it can do so safely. Because the last thing you want to do when the weather turns bad is put yourself in an unsafe situation trying to restore your power.

There are a lot of different generator extension cords out there, but there are definitely some that are better than others. In this guide, we will take a look at three of the best generator extension cords on the market.

We’ll also give you some tips on how to choose the right cord for your needs, how to run the cord from your generator to your house, and even how to make your own 30-amp cord.

generator extension cord

Top 3 Extension Cords for Generators

If you are unsure of what type of generator cord would be best for you, these three options will help you out and also highlight the best of the best in each category. So whether you need a 30-amp, 50-amp, a certain length of cord, or whatever, you should be able to find exactly what you are looking for with one of these options.

Best 30amp Extension Cord

Yodotek 30-Amp Generator Cord

The Yodotek 30-Amp Generator Cord is a heavy-duty extension cord that is UL certified. The 4×10 gauge cable can run a max wattage of 7500 watts, making it ideal for use with generators. The plug has a twist lock design that helps to prevent it from slipping out of the generator socket due to wind, hurricanes, rain, snow, etc.

This is one of the best extension cords for your generator to connect with home appliances and electric power tools. The SJTW cable is 105℃ with FT-1 level fire resistance and is also weather and water-resistant. This makes it safe for use in all weather and season. The Yodotek 30-Amp Generator Cord is also heavy-duty and can be used indoors or outdoors.

Best 50amp Extension Cord

Mophorn 50-Amp Generator Cord

The Mophorn Amp Generator Cord is 50A pure copper cable that is UL certified and has 6/3+ 8/1 (3 wires at 6 AWG, one wire at 8 AWG) cable. The 15FT+ length generator cord is suitable for long-distance operation and has the capacity of STW.

The twist locking design keeps dust and rain out of the plug connection. When the plug is inserted and twisted into the locked position, it will not slip from the generator socket due to wind, hurricanes, heavy rain, snow, etc. The portable strap makes it easier for you to carry and store the cord.

Best 240v Extension Cord

Houseables Generator Cord

The Housables Generator Cord is a 10 gauge/4-conductor, 30 amp, 4-pronged all rubber transfer switch extension cord that is rated for general indoor and outdoor use. The cord is compliant with cradle mounts, portable AC units, air compressors, electric vehicle charges, and emergency electrical needs during power outages and other power connection purposes.

The cord is excellent for carrying a sustained load without overheating or becoming stiff due to its pliable, flexible all-rubber construction. The cord is also weather, water, and oil resistant and may be used for extended periods of time year-round. as a result, the Housables Generator Cord is a useful and reliable emergency extension cord that has excellent pliability and flexibility.

How to Run Extension Cord from Generator into House

When it comes to powering your home during a power outage, there are a few different ways that you can transfer the power from your generator to your home. You could use a power transfer system/GenerLink system or, in this case, a generator extension cord. The first two options are more permanent options, but using an extension cord can also work very well.

And while a standard extension cord can do the job, you should consider investing in a generator cord, which is a specific type of extension cord for your generator. These types of cords are more durable and much safer to use, especially in poor weather conditions. And then from there, you can plug different extension cords into the end of your gen-cord in your home as needed.

This will allow you to stay safe and also have a much more dependable power option for your home.

So how should you run an extension cord from a generator into your home?

Before starting your generator, it’s important to consult the pre-start checklist in the user manual. Once you’ve done that, you’ll want to move the generator outside and position it at least 10 feet away from any open windows or doors.

From here, you can connect your generator to appliances inside your home in one of two ways. The first option is to run a single extension cord from the generator and plug multiple appliances into that. The second option is to run several extension cords from the generator, each connecting to a different appliance.

Once everything is plugged in, you can go ahead and start the generator.

This will allow you to safely power any electric devices that you need and will make sure that even in bad weather, you can keep your power on and stay better protected from the elements.

Want to Learn How to Make a 30amp Generator Extension Cord?

When using a generator, it is important to have a safe and reliable extension cord. Making your own 30-amp generator extension cord is not as difficult as it may seem. With a few supplies and some basic instructions, you can easily make your own extension cord that will be sure to work when you need it.

Best Generator Extension Cords


What gauge extension cord is best for a generator?

When selecting an extension cord for a generator, you will want a thinker gauge that is capable of carrying power further. So ideally, you will want a gauge of #10 or #12.

What kind of extension cord is best for a generator?

This depends on the type of generator that you have. But if you have a 30-amp 4-prong outlet, then you will need a 30-amp 4-prong cord. The same if you have a 30-amp 3-prong outlet, you will need a 30-amp 3-prong cord.

How long of an extension cord do I need for my generator?

Your generator extension cord should be at least ten feet long so that you can safely run your generator away from your home. So anything between 10-30 feet is ideal.


After reading this article, you should have a better understanding of what factors to consider when selecting the best extension cord for your generator. If you take into account the power needs of your generator, the length of the cord, and the type of outlet that you have, then you will be able to find the perfect solution for your needs.

With the help of this article and a little research, you can find the perfect extension cord to keep your generator running smoothly and safely. Which will allow you to keep your power and home running smoothly and safely even when your traditional power fails.

About Chad & Rick

Chad and Rick are the father son team behind Generator Hero. Rick is an engineer and manager, he’s used generators his whole life and specializes in fact checking our articles. Chad is a writer and webmaster helping to keep things running smoothly on the site. Read more about Rick and Chad, or send a message using this contact form.

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