Best 3000 Watt Inverter Generator

Generators offer you a range of benefits when you’re facing a power failure or if you want to make full use of a power source at campsites and parties that are too close to the road. But not every generator is all-round and dependable.


A 3000 Watt inverter generator is a sweet spot that can help you efficiently run your power tools and various appliances while keeping your sensitive electronics constantly and cleanly powered.


In this article we’ll review the best 3000 watt inverter generators for 2022, consider the pros and cons, wattage demands, and what to look for in an inverter generator.


Best 3000 Watt Inverter Generators

Briggs and Stratton P3000


  • Product Dimensions: 28.40 x 23.50 x 15.50 inches
  • Running Wattage: 2,600 watts
  • Surge Wattage: 3,000 watts
  • Runtime: 10 hours at 25% load
  • Tank Capacity: 1.5 gallon
  • Noise Level: 58 dB at 25% load
  • Weight: 85lbs


Other features: LCD screen for important performance statistics and upkeep reminders. Parallel capability and 24 months limited warranty.


The Briggs and Stratton P3000 tops our list of the best 3000 Watt generator because it’s easy to use, affordable and delivers great power and run time. Everything you would expect from a high-quality inverter generator by this renowned brand.


It’s the Quiet Power Technology developed by the brand that makes this inverter generator quieter and more fuel-efficient. When this function is switched on, it automatically adjusts the speed of the engine to achieve exactly what is required by the load.


This model also features a great parallel capability. This gives you double the power by connecting a second Briggs & Stratton 30545 P3000 without having to make another connection to the main switch.


The maker also designed this model to be user-friendlier. It features an LCD screen to observe how much power is being utilized, the number of hours it has run, and when maintenance is required.


Additional advantages are the USB connection for direct charging of personal electronics and the telescopic handle, which compensate for the additional weight of the model. All in all, it’s an excellent price/performance ratio with the possibility of expanding power.



  • Long-running time
  • Parallel compatible with more performance
  • LED screen makes observing easy
  • The noise is reduced by the Quiet Power Technology and increases efficiency



  • Not CARB compliant


Honda EU3000IS (3000 watt inverter generator) [Ebay]


  • Product Dimensions: 27 x26 x21 inches
  • Running Wattage: 2,800 watts
  • Surge Wattage: 3,000 watts
  • Runtime: 20 hours at 25% load
  • Tank Capacity: 3.4 gallon
  • Noise Level: 50 dB at 25% load
  • Weight: 134lbs


Other features: Automatic shutdown function to protect the generator in case of an oil shortage. Very fuel-efficient and quiet with parallel capabilities.


The Honda EU3000IS has it all. It holds a surge power of 3000 watts and a running power of 2800 watts on a large 3.4-gallon fuel tank. Running time of 20 hours at 25% load. This is (by far) the longest runtime (by far) of all inverter generators on this list.


Honda has also equipped this inverter generator with some safety features. It has an automatic circuit breaker and a shutdown with low fuel consumption.


The drawback of this model is how heavy it is. At 134 pounds, it’s the least portable model but maybe it’s better suited as a home emergency generator, especially if you make use of its parallel connection function, which gives you 6000 watts of power.


The last big feature is how incredibly quiet the generator is. The engine can run up 50 decibels quietly, with a maximum of only 58 decibels.



  • Quiet
  • Very long running time
  • Parallel compatible
  • Longer warranty



  • A lot heavier than most other models

Firman 3000 Watt Inverter Generator [ebay]


  • Product dimensions: 26.6 x 18.9 x 19.3 inches
  • Starting Watts: 3300 watts
  • Running Watts: 3000 watts
  • Run time: 9 hours
  • Tank capacity:1.8 gallon
  • Noise level: 58 dB
  • Weight: 94 pounds
  • Power source: Gas-powered
  • Warranty: 3-year warranty


This Firman gas powered generator is another quality product that you can buy for camping and rear garage. It has starting watts of 3300 and running watts of 3000 watts. It can run continuously with a 1.8-gallon tank for 9 hours.


It’s a fuel-efficient machine that works more and utilizes less fuel. It has a parallel port that allows you to generate more power by connecting more inverter generators.


The Firman 3300 Watt Inverter Generator has a recoil start system and has an automatic voltage regulator with a volt lock to ensure a constant and clean power output.


The multi-function control panel with a customized outlet cover is another attractive feature of this product. Regarding its portability, it features a tuff handle along with wheels for easy transport.


Plus, it weighs about 94 pounds and has a 3-year warranty.



  • Maintenance accessories included
  • Good power output
  • All controls in one place for easy operation



  • Average running time for tank size

Also Read: Best Inverter Generators [2022]

3000 watt inverter generator Buyer’s Guide

Before you spend money on a particular 3000 watt inverter generator, its features and capabilities should ensure that you’re buying a quality product that meets your needs. So, below, we’ve explained what you need to look at before buying a generator set:


Start and Running Wattage

If you want to buy a 3000-watt inverter generator, you need to focus on its peak and rated watts to ensure they are above or close to 3000 watts. The starting power of the generator corresponds to the starting power requirement of the electronic devices and the power in operating corresponds to the power requirements of the equipment.


Some devices need more starting power to operate, while some device requires the same starting and running power. Therefore, it’s not only necessary to focus on the surge and operating watts of the generator, but also to select the devices that won’t cause a problem when starting and continuously operating your 3000 Watt inverter generator.


Size and Weight

The size and weight of the generator must also be kept in mind. If you’re buying a 3000 Watt inverter generator to power your household appliances only during a power outage, you may consider a heavy appliance.


However, if you’re buying a generator to carry around in your motorhome, or if you like camping and tailgating parties where you need a light source and a product that can power various electronics there, then you should focus on a lightweight generator for easy transportation.


Fuel Tank Capacity/ Fuel Efficiency/ Running Time

Always try to choose a generator that is fuel-efficient and has a large fuel tank capacity longer operating time. Both tank capacity and fuel efficiency will give you the running time of a generator.


If you are looking for a 3000 Watt inverter generator that’ll allow you to run your power tools all day long on the construction site, or if you live in an area where the most common problem is a power outage, then runtime the key factor to consider. However, if you buy a generator to run it for a short period, you don’t need to worry about running time.


It’s also necessary to know that if you load your generator with a load close to 3000Watts, this will directly affect the running time of your generator. At a 25% load, these generators provide different runtime than at 50%, 75%, and 100% load. So it’s all up to you how much load you put on your 3000Watt generator.


It’s, therefore, necessary to first concentrate on the capacity of the fuel tank of a generator. Some models are equipped with smaller fuel tanks, while some units are equipped with large capacity fuel tanks. Fuel-efficient generators are also ideal for purchase so your generator will perform better with less fuel consumption.


Single or Dual Fuel

These 3000Watt inverter generators are equipped with either a single or dual fuel system. The advantage of a dual fuel system is that you can use two different fuels to operate your generator. This option is very useful if you’re out of gas and need a generator to run your equipment.


Outlets on the Control Panel

It’s also necessary to concentrate on the sockets that are included in your 3000 Watt generator. Some models feature two 120V AC outlets while some models come with four 120V sockets.


Also, make sure that your generator has a twist lock socket suitable for an RV so that you can easily use your generator to operate your electronics in the motorhome. A 12V DC socket must also be available. Furthermore, a 240V conversion switch is a useful addition to the power supply of various high-performance power tools.


Noise Level

Although these 3000-watt power generators make noise, not every model, there’re some models with a decibel rating close to 70 dBA.


Furthermore, the noise level depends on the amount of load your generator is carrying. However, some models are equipped with Quiet Power Technology, which automatically adjusts the speed of the engine to the load requirement.


It’s, thus, necessary to consider the noise level to keep your mind relaxed while the generator is running.

Other Features

Starting System

Some models feature a push-button start system, while some inverter generators are equipped with the recoil start system. Apart from this, some high-end 3000Watt generators have an electrical remote start system. So, it’s entirely up to you whether you choose a pull-start or a push-button start system.


EPA Certified and CARB compliant

Also, you can check that your 3000 Watt generator is EPA certified and a CARB compliant product. An EPA certified generator ensures that it’s safe for consumers and the environment. Also, a CARB compliant generator generates less harmful and toxic gas and provides cleaner and safer air quality.



Always try to purchase a 3000 Watt inverter generator that has carrying comfortable handles. Also, make sure that tires are available so that you can easily transport it from one place to another.



Another thing to consider is your 3000-watt inverter generators warranty. Some models come with a 3 years limited warranty, while some companies only offer a 1-year warranty. So it’s always better to choose a generator that offers a 3-year warranty so that you can spend three years without problems.

Wattage Demands

ApplianceStarting WattsRunning Watts
Furnace (1/4 HP)1000600
Sump Pump (1/3 HP)1300800
Washing Machine22501150
Window AC 13K BTU28001800
Well Pump21001000

Top 3 Recommended 3000 watt inverter generator

Reviewed above some of the best 3000 Watt inverter generators available on the market. Also, we’ve included a buying guide to make the process go as smooth as humanly possible.


We believe the Briggs and Stratton P3000 to be the overall best 3000 watt inverter generator overall due to its high run times, affordable pricing and durability.

The Firman 3000 Inverter generator is the most affordable option.


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