What Size Generator For 30 Amp RV|4 Best 3000W Generators

Honestly, people are still confused when they seek an answer for “what size generator for 30 amp RV is perfect?” Let’s clear your idea and that is a generator of 3000 watts. But 30 amp gives 3600 watts in general These watts are the usual requirement to power all appliances of your RV smoothly. But considering the different situations, people want more power.

Most of the generators for 30 amp RV come with such power capacity. So, living in your RV is now easier. A generator that is made of RV is capable of powering your RV’s basic appliance. When exploring how to hook up solar panels to RV batteries, it’s important to note that a 3000-watt generator has a little extra capacity, enabling it to power other electronic devices as well.

In a crisis moment, you’re not going to lose control over your navigation, communication, and entertainment system. All you need is a 3000 watts generator.

In many ways, generators for RVs are a reliable power source. So, the right-size generator is a perfect choice to make sure enough power for your essential equipment in your RVs.

What size generator is best for a 30 amp RV?

For 30 AMP RV, users and experts suggest using a 3000 watts generator. Most power-consuming RV appliances of a 30 amp RV can be powered by a 3000-watt generator perfectly.

Even a generator of this power can run your air condition unit and microwaves too. But in some cases, it’s found, 3600 watts is the maximum power that is required for an RV.

To run RV appliances simultaneously, get a 3000-watt generator. It will let you run and operate all of your RV appliances without any interruption.

Read more: Best Solar Generator For CPAP

What Is A 30 amp Service?

To express the density of the electric current, an amp is the only way. As following the same rules, 30 amps are expressing the density. This identification number defines that, it’s a 120-volt recreation vehicle standard. Such a vehicle needs 3600 watts of power to run all the appliances at a time. This service also included TT-30 plugs along with a single dedicated 30 amp breaker and three-prong receptacles. If you’re considering upgrading your RV’s power capabilities, it’s essential to explore options for the Best Solar Panels for RV to ensure efficient and sustainable energy generation. To calculate Amp, you might follow the formulas below..

Amp = W/V (Where Amp is Ampere, W is Watt, and V is Voltage)

And for the 30 amp, you can follow this rule

120 V x 30 Amp = 3600 watts

Can You Plug A 30 amp RV Into A 50-Amp Power Source?

The answer is simple. Yes, you can do it. There is a misconception that additional power can fry your electric devices. But it’s not true at all, especially for the 50 amp receptacle. All you need to do is use an adapter.

Plug a 30 amp RV cord into a 50 amp power receptacle. You’ll find the answer. One more thing you need to do and is to plug the female end of the adapter. Also, plug it into your RV cord.

On their side, plug the male end into the power pedestal. Remember, most of the adapters come in two main styles. One is dogbone style and another one is plug style. So, based on the styles, you need to plug the end.

Read More: How many Watt Generator Do I Need? 

Which Is The Best Generator With A 30 Amp RV Plug?

Now come to the main point. You need a 30-amp generator for your RV, right? Don’t worry, out there, it’s full of options for such generators. But the question is which one you should choose?

Top 4 Best 30 Amp Generators For RV Living & Camping:

We found out only a few generators are good for RVs especially for 30 amp RVs. Most RV owners love to use generators that come with plug-and-play features and produce enough power like 3000 watts.

If you are interested in exploring all these options for generators for RVs, then you can find them here. You’ll get one that fits your needs.

#1. DuroMax XP4000S 4000 Watt– Dual Fuel

DuroMax XP4000S Portable Generator-4000 Watt Gas Powered Camping & RV Ready, 50 State Approved

This is the current price of this DuroMax XP4000S 4000 Watt available at Amazon (affiliate link takes you to Amazon.com).

No doubt, we picked the DuroMax XP4000 7.4 HP generator as one of the most solid options for an RV generator. In general, this durable product is structurally designed for long-term services. 

Inside this mini beast, it has such a mechanism to handle heavy loads. For that, it provides 4000 peak watts and 3300 running watts. From light to refrigerator everything is possible to run with such power. To complete multiple jobs, it comes with a DuroMax 208cc OHV engine.

What We Like:

  • Durable Engine: The DUromax 208cc OHV engine plays its role as a workhorse. Because of the building mechanism, it becomes durable.
  • Quick and Easy Start-up: Because of the electric start mechanism, this generator is easy to start and it takes less time to become alive.
  • Strong Support: almost every part of this generator is made of durable and quality material. So, it offers strong support for rough and tough use, especially for moving and carrying.
  • Less noisy: It produces less noise that can provide a comfortable feeling even at night.

Keep In Mind:

  • Lack of wheels: This generator doesn’t have any wheels but there is an opportunity to buy wheel kits separately and attach them with them.
  • Quiet Heavy: Considering other options, this one is quite heavy.

Click here to buy this DuroMax XP4000S 4000 Watt available at Amazon (affiliate link takes you to Amazon.com).

#2. Generac GP3500iO Open Frame – RV Ready

Generac GP3500iO Open Frame RV Ready Inverter Generator - 3500 Starting Watts with PowerRush Technology

This is the current price of this Generac GP3500iO available at Amazon (affiliate link takes you to Amazon.com).

This portable generator comes from the most trusted generator brands that offer 50% more starting capacity all the time. This feature can do more for your appliances with less.

It’s designed and made for rough and tough use, especially in noise-sensitive environments. Besides, it’s almost 50% quieter when running. On top of that, it’s 25% lighter than other models. That means you can carry it wherever you want.

To protect your sensitive electronic items, this generator produces pure and clean power. In the quest for the best lithium-ion battery for RV solar, opt for a solution that won’t hamper your RV appliances. Additionally, look for features that allow direct connection to the RV, accommodating air conditioners with a capacity of up to 15,000 BTU.

What We Liked:

  • Provide clean energy: Its mechanism allows us to produce pure and clean power that is essential to use the most sensitive electronics.
  • Quieter: When it runs, you hardly feel the vibration and the sound as well. It produces less sound than other models of RV generators.
  • Lighter: This generator is 25% lighter than a similar generator. That means it’s easy to carry and store.
  • Compatible: This RV-ready generator is compatible with a parallel kit. So, to connect between two units, this generator will give you the option.

Keep In Mind:

  • Missing Electric Start: Most of the generators these days have an electric start feature but this one doesn’t have such a feature.

Click here to buy this Generac GP3500iO available at Amazon (affiliate link takes you to Amazon.com).

3. Champion 9375/7500-Watt – Portable

Champion Power Equipment 100813 9375/7500-Watt Portable Generator with Electric Start

This is the current price of this Champion 9375/7500-Watt available at Amazon (affiliate link takes you to Amazon.com).

This generator is another great example of a safe and convenient RV generator from Champion Power Equipment. Designed as one of the strongest and cost-effective models that are an ultimate solution for your RV.

Comes with different but useful features like electric start, intelligent monitoring system, and many more. This ultra-powerful generator needs gasoline to burn the engine that also produces 74 dB from 23 feet.

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What We Liked:

  • Ultra Power: With 9375 starting watts and 7500 running watts, this little master can provide power for the next 8 hours.
  • Electric Start: Battery-included electric start makes the starting process easy for the user of this generator especially in an emergency moment
  • Covered Outlets: It has lock outlets plus Volt Guard. To prevent overload, it also has a surge protector.
  • Mechanism: This generator has the technology that allows it to keep track of voltage, hertz, and run-time hours.

Keep In Mind:

  • Fuel Filter: These days, generators come with fuel filters but this one doesn’t have such filters.

Click here to buy this Champion 9375/7500-Watt available at Amazon (affiliate link takes you to Amazon.com).

4. Westinghouse iGen4500 Generator – Quietest

Westinghouse iGen4500 Super Quiet Portable Inverter Generator 3700 Rated & 4500 Peak Watts, Gas Powered, Electric Start, RV Ready, CARB Compliant

This is the current price of this Westinghouse iGen4500 Generator available at Amazon (affiliate link takes you to Amazon.com).

First of all, this super quiet inverter generator for RV is ruling nowadays. In many ways, it becomes perfect for your RV. Its compact-sized design makes this generator more lightweight and portable as well.

This generator is a complete noise-free solution that also produces enough power to run your RV appliances all the time. Most importantly, it needs gas to make enough power.

Additionally, other features like key Fob, Electric, and Recoil Start make this generator more useful. It only produces 52 dB noise and ensures power for up to 18 hours. When outfitting your RV with a reliable power source, considering features like efficiency, durability, and compatibility becomes crucial. Exploring the market for the best RV solar panels can guide you toward a sustainable and effective energy solution for your recreational vehicle.

What We Liked:

  • Power: This generator stands in a class only for its power with 3700 running watts and 4500 watts.
  • Lightweight and Powerful: As a lightweight option this generator was designed to carry wherever you want to carry. It included a carrying handle as well.
  • Super Quiet Operation: Like a perfect RV generator this one doesn’t produce disturbing sounds. It only makes noise as low as 52 dB.
  • Safe: This generator is possible to run safely because it produces clean power and it’s stable enough to run other electronic devices.

Keep In Mind:

  • Little High Price: Despite having some awesome features, this generator is still overpriced. Because all these features are easy to get with lower-priced generators as well.

Click here to buy this Westinghouse iGen4500 Generator available at Amazon (affiliate link takes you to Amazon.com).

How Do I Choose The Right Size Generator For A 30 Amp RV?

To get the right size of the generator, you must consider some aspects. In this section, we’ll outline all these aspects for you. Check it out.

Wattage of Generator

For the 30 amp RV, you must calculate the maximum wattage. Multiply the amp by the voltage. Then you’ll find the result and that is watts.

As you know, a generator should provide a maximum of 3600 watts for a 30 amp RV. It doesn’t matter if you buy a generator with 5000 watts.

Honestly, your RV doesn’t need such power. It’s a total waste of your hard-earned money. If you cannot use extra power then forget to buy a generator of more power than 3000 or 3600 watts. When looking into how to add solar panels to RV, it’s crucial to understand that 3600 watts is the maximum wattage that your RV needs.

Sometimes it required a few extra not more than that. For that, you should calculate startup watts and running watts. Startup watts mean the amount of power that needs to start appliances and running watts defines the amount of power that needs to run appliances smoothly.

Parallel Capability

Parallel capability is an important term for the RVs if the owner wants to increase the wattage. It’s true and it’s rare for the 30 amp RVs. To run all the appliances at once, maybe you need to buy another generator. Yes, you heard right and this generator must produce the same wattage to double the power.

Read More: Can You Parallel Two Different Size Generators

Let me explain. If you have a generator for your RV that can produce 2000 watts but you want to run more powerful appliances like air conditioning units. When considering the purchase of a generator, especially if looking for the best RV solar kits, opting for a generator that costs half as much as the previous one may be a practical choice. Additionally, acquiring an inverter generator parallel kit is essential for optimal functionality.

Noise Level

No one wants to keep a generator that’s noise level keeps them awake when running. Sometimes it can be disturbing for you. For humans, the normal sound level is 60 decibels. When seeking the best solar panels for RV battery charging, consider options that offer a quiet and efficient alternative. Unlike generators for 30 amps RV, which can produce 55 to 80 decibels when running, opting for solar panels eliminates the noise associated with traditional generators.


Getting the most compact and lightest generator for your RV is important. It makes the moving process of the generator easier. When searching for the best portable solar panels, it’s worth noting that many generators, despite being perceived as lightweight, can weigh almost 80 lbs. This weight makes them challenging to carry or move around easily.

So, the best option is to make sure you get the lightest one compared to other models. Also ensure that the generator you buy has proper support like a collapsible handle, never-flat wheels.

Fuel Type

RV generators run with three types of fuel. Consider your RVs fuel to buy a generator. Try to find a generator that runs with the same fuel as your RV runs. Some RV runs with gas then what you should do?

Choose the fuel type that is available everywhere and easy to get. Remember, in some areas, propane is easy to find and in some areas, diesel is easier to get than propane.

Read More: Do I Need To Ground My Generator

Economy Mode

Some generators are equipped with economy modes. Such features are great and good for machine functionality. This feature is for controlling the fuel mode smartly. Based on how much power your appliance needs right now, the generator will slow down the engine.

If the load reduces, the engine will idle lower. That means it will run quietly and efficiently. Overall, this feature increases the engine’s lifespan and efficiency as well.


How many watts does a 30 amp RV need?

In a 30 amp RV there are different types of appliances available and to run all these appliances you need a maximum of 3600 watts of power.

How loud is the RV generator?

When it sounds 60 dB that means it’s getting loud. Most of the RV generators can produce 55 to 80 dB.

How big of a generator do I need to run my RV AC?

To run the AC of your RV, you need a generator that has at least 2000 to 4000-watt capacity.

Which is the perfect generator for a 30 amp RV?

Almost every type of generator comes with all the essential features that are needed for the 30 amp RV. Out there, plenty of options are available. Based on your requirement you should choose the right one.

Can you plug a 30 amp RV into a generator?

Almost every type of generator comes with all the essential features that are needed for the 30 amp RV. Out there, plenty of options are available. Based on your requirement you should choose the right one.

Final Words:

RVs are one of the loveliest vehicles that make our traveling most comfortable. To ensure such comfort, we need to keep appliances running on our RVs when we need them. That’s why confronting power issues these appliances should run properly.

The solution is, find a generator that can produce enough power for your RV appliance, especially your 30 amp RV appliances. So, what size generator for 30 amp rv is best?

That’s why we focused on everything that you needed to know about generator-related issues. I hope it will help you to get the perfect option for the generator for your 30 amp RV.