A generator is a very convenient and a great source of portable power for various situations. These devices are very reliable and can provide backup for a very long time. Though these are very reliable and convenient they can be also painful. Some of these generators provide gas and a lot of noise which is very bothersome and pollutes the environment a lot. Also, sometimes for those noisy and gas-producing generators, the neighbor gets very annoyed and calls out cops which becomes a very problematic situation.
Fortunately, there are some generators that are gasless and produce a very minimal amount of noise. These generators are known as gasless generators. Some of these generators are battery powered and some of these are fuel powered. Today, we will only talk about these gasless generators so that one does not have to fall into any kind of bothering situations. We will discuss about the 12 best gasless generators in this article.

Best Gasless Generator Reviews
The generator research team of our company has checked each and every generator on this list personally. As finding the best generator is very bothersome and confusing therefore we have done the hard job for you. So you just need to check the product list to find the suitable one that will cover your needs.
1. ROCKPALS 300W Portable Power Station
If you are looking for a compact size easy carry power supply then you should get this generator. This ROCKPALS 300W power supply is very light in weight which can be carried by one hand or even by a kid. This generator is suitable for both indoor and outdoor usages. However, this generator is suitable for light use like charging phones, laptops, fans, TV, light, and for CPAP machines. This generator is able to provide 300 watts of output power. So this generator would not be able to charge devices rated more than 300 watts.
There are a lot of ports in this device for charging various devices at a time. There are 5 DC ports that can provide a maximum number of 96 watts, 2 USB 2.1A ports, and 3 USB 3.0 ports. The 24 volts 3A DC1 port can be used for charging car refrigerators and the 3 DC2 port can be used for powering outdoor lights. With the 4 USB ports, one will be able to charge regular accessories.
This ROCKPALS portable generator is powered by lithium batteries which would not produce any kind of harmful fumes and ensures to keep the environment healthy. Also, it does not produce a high amount of irritating noise. This portable generator is suitable for camping.
The generator features a suitable LCD display where one will be able to see battery CPAPcity, indicator, solar input, output voltage, etc. The generator also features 3-way charging. That means there is a lot of alternative ways to charge this generator. To charge this generator easily there are 3 cables included. One is the MC4 cable which is used for solar panel charging. It comes with a 110V wall charger and also, a 12-volt car charger for charging this generator. The manufacturer provides 18 months of warranty for this generator.
Specification
Brand | ROCKPALS |
Wattage | 300 |
Dimension (L x W x H) | 7.48” x 5.9” x 5.5” |
Voltage | 110 volts |
Weight | 7.5 pounds |
Charging method | Solar, Wall outlet, Car outlet |
Battery type | Lithium |
Number of ports | 1 AC outlet, 4 USB ports, 5 DC ports |
2. Jackery Portable Power Station Explorer 240
This ergonomic portable design is the best generator for camping. It is also suitable as a backup home power outage. This generator can power up accessories like light, fan, laptop, mobile phones, mini cooler, and many more. There is 1 AC outlet which can support the device ratted with 200 watts. There are 2 USB ports for 5V devices. And there is a DC car port. This portable generator is able to provide 200 watts of electricity which is enough to support devices that are necessary for regular life or necessary for camping.
This generator is powered by a 240Wh lithium battery. And one can easily charge the battery in different ways. This generator can be charged with the help of a Solar Sage 60W solar panel within 5.5 hours. However, the solar panel needs to be bought separately. Also, this generator can be charged by using a wall outlet and car outlet with ease. One can use this generator to power up devices while the generator is getting charged. However, it can damage the battery life.
The Jackery 240 features an ergonomic design and solid handle which helps in carrying easily and comfortably. Also, there is an efficient display that shows input power, output power, and battery health. It comes with a user manual that contains all the details about this device. And the device comes with 2 years of customer service.
Specification
Brand | Jackery |
Wattage | 200 |
Dimension (L x W x H) | 9.05” x 5.24” x 7.87” |
Voltage | 110 volts |
Weight | 6.6 lbs |
Charging method | Solar, Wall outlet, Car outlet |
Battery type | 67000mAh Lithium |
Accessories | 1 AC adapter, 1 car charge cable, 1 user manual |
Number of ports | 1 AC outlet, 2 USB ports, and 1 DC car port |
3. PAXCESS Generator Portable Power Station
The PAXCESS portable generator has a large capacity for storing power. It is a 240W generator that is powered by a high-density lithium battery. This generator can be used for multiple purposes for its Capacity like powering CPAP, laptop, TV, phones, and other devices that are rated under 280W. Also, one can use it as an off-road riding backup, camping power supply, BBQ parties on the backyards, emergency backup at the time of a natural disaster, and many more.
This generator features 1 AC output, 3 DC output ports, and 2 USB ports. Using this device would not cause any kind of toxic gas. Therefore, both humans and nature will remain safe. For its lightweight and comfortable handle, one will be able to carry this device anywhere and anytime.
With the 3 charging methods, one will be worry free and one does not have to suffer in a long run to charge this device at the time of camping. If one wants to save energy then they can use solar charging. This generator can be charged with any solar panel in the range of 60W to 100W. However, the solar panel is not included with this generator and one has to buy a solar panel. But no worries, there are 2 different ways to charging this device. One can use a wall outlet or car outlet to charge this device.
There is a smart cooling fan technology that is noise free. Also, the BMS will protect the device from short circuits, over-temperature, and voltage. The generator is backed with 18 months of warranty.
Specification
Brand | PAXCESS |
Wattage | 280 |
Dimension | 13.9” x 8” x 5.6” |
Voltage | 110 volts |
Weight | 5.9 pounds |
Charging method | Solar, Wall outlet, Car outlet, Other generators |
Battery type | 67500mAh Lithium |
Number of ports | 1 AC outlet, 3 DC ports, and 2 USB ports |
Warranty | 18 months |
4. PROGENY 280W Generator Portable Power Station
The PROGENY 280W portable generator is a very convenient and cost-effective generator. This generator has all the characteristics that one will need in a camping ground or at the time of power outage. With this generator, one will be able to fully charge a laptop 3 to 4 times easily. This generator is able to power a 32 inches TV for more than 1 hour.
The generator is equipped with 3 DC ports, 2 USB ports, and 1 AC outlet. With the help of all of these ports, one can easily charge multiple devices at the same time. However, one has to make sure to think about the output wattages. Because, if the charging devices reach the generator output watts, then it would not provide power to other devices. There are power indicators that show the battery percentage of the generator.
The generator is designed smartly and it is protected from many things. It contains an easily accessible power button that is very easy to operate. The generator provides pure sign wave to the output devices which ensures the safety of other devices. However, it has 3 charging ways and one can use any one of them to charge this generator easily in urgent situations. For ensuring user’s satisfaction, the manufacturer provides 18 months of warranty.
Specification
Brand | Progeny |
Wattage | 280 |
Dimension | 14” x 8” x 5.6” |
Voltage | 110 volts |
Weight | 5.7 pounds |
Charging method | Solar, Wall outlet, Car outlet, Generator |
Battery type | 67500mAh Lithium-ion |
Number of ports | 1 AC outlet, 3 DC, and 2 USB |
Warranty | 1.5 Year |

5. NusGear 155Wh 42000mAh Generator Portable Power Station
It is a very sleek, stylish, and comfortable design generator. This generator is best suited for camping. Because it has a LED light that will enable one to see in the dark. Also, the light features two modes. One mode will provide steady lights and the other will provide flashing light. This NusGear 155W generator has 1 AC outlet which can be used for computers, TV mini-refrigerator, CPAP machine, etc. Also, there is a total number of 4 USB ports that can be used for devices like phones, Tabs, air pumps, cameras, and many more.
This device features a LED display that shows information about the input, output, and battery percentage of the generator. There is a touch system power button. Also, there is an adjustable button to adjust the AC power output. With the help of this generator, one will be able to continue their work at night at the time of power outage.
The manufacturer provides an adapter to charge this generator via a wall outlet. Also, there is a connector for the cigarette lighter plug which can be used to charge it at the time of travel. However, without these two methods, one can use a solar panel to charge the generator. For solar charging, one will have to purchase 35 to 40W solar panels.
Specification
Brand | Progeny |
Wattage | 155 |
Dimension | 7.32” x 4.21” x 7.08” |
Voltage | 110 volts |
Weight | 3.52 lbs |
Charging method | Solar, Wall outlet, Car outlet |
Battery type | 42000mAh Lithium-ion |
Number of ports | 1 AC outlet, 1 DC output, and 4 USB ports |
Lifecycle | 500 times |
6. AIMTOM 42000mAh 155Wh Power Station
If you need a compact size generator for your camping or emergency backup, then get this. This AIMTOM 42000mAh is designed with an advanced BMS system which ensures proper safety in any situation and made the generator useful in any place. Unlike other generators, there will be no issue of overheating because it has a built-in cooling fan which ensures the generator is not getting overheated from use.
The power supply is powered by a 42000mAh lithium battery. However, it is only 3.48 lbs weighted and has a comfortable handle design which ensures easy carrying. There are 3 USB ports, 3 DC ports, and 1 AC outlet on the side of this generator. One can use these ports and the outlet to power up any device which is in the range of 155W.
There is a flashlight which is very convenient at the time of night emergency like a power outage or any problematic situation on the off-road like repairing a flat tire. Also, one can recharge this battery in 3 different ways which they feel comfortable with. There is one wall charger, one car charging cable, and one carport cable included with this generator.
Specification
Brand | AIMTOM |
Wattage | 155 |
Dimension | 7.48” x 6.69” x 3.54” |
Voltage | 110 volts |
Weight | 3.48 lbs |
Charging method | Solar, Wall outlet, Car outlet |
Battery type | 42000mAh Lithium-ion |
Number of ports | 3 DC output, 3 USB ports, and 1 AC outlet |
Lifecycle | Up to 500 |
7. 300W Portable Power Station, Ecosonique 100W
This Ecosonique P303 is a smart generator. This generator can track the power rate of charging of any devices and provides the necessary power to charge the devices safely and fast. With this generator, one will be able to fully charge a mobile phone within 2 to 3 hours. It has a lot of ports and outlets to charge many devices.
There are 4 AC outlets and one can use these outlets to charge 300W rated device maximum. There are 4 12V DC output ports and 3 USB ports for powering devices. The generator features a LED display for showing the status of the generator and a cooling fan for ensuring the generator is not getting overheated. This generator features a dual charging method at the same time for fast charging. There is an adapter port and a USB-C port to charge this device at the same time. The side adapter port supports 60W charging and the USB-C port supports 100W charging.
There is one AC button and one DC button to set the mode of the generator. Also, the generator features a big LED light that has a total number of 4 modes and these are low, medium, high, and SOS. One can change the mode of the light very fast.
Specification:
Brand | Ecosonique Technology |
Wattage | 300 |
Dimension | 8.8” x 5.9” x 7.3” |
Voltage | 110 volts |
Weight | 6.6 lbs |
Charging method | Wall outlet, Car outlet, and Solar |
Battery type | 80000mAh Lithium-ion |
Number of ports | 4 AC outlet, 3 USB ports, and 4 DC ports |
Best Gasless Electric Generator
1. EF ECOFLOW Portable Power Station RIVER
If you want a power backup system that can cover many devices simultaneously at the same time, then you must get this generator. This generator is able to provide power to 10 devices at the same time. This generator is able to provide 288W per hour. However, with the X-boost mode, one will be able to power devices up to 1800W.
This generator can be observed by using the EcoFlow app. In this app, one will be able to observe the power usages of this device. Also, with the help of this app one will be able to upgrade the firmware of this power supply device. Upgrading the device will enable one to enjoy the best performance of the X-box mode. This generator features a fast charging mode. Unlike other devices with the help of the fast charging mode, one will be able to charge this device fully within 1.6 hours. However, one also can turn on the quiet charging mode on the app to charge this device quietly.
There are 3 AC outlets that can support up to 600W rated devices. Also, besides those outlets, there is a power button to control the AC output outlets. There are 2 DC output ports with car outlet ports. Also, there are 2 USB-A ports and a USB-C port for fast charging the device. Under the USB ports, there is a power button that enables to control the generator. And on top of the USB ports, there is a LED display. On the side of the display, there is a powerful light that can be very handy at the time of emergency at night.
This EF ECOFLOW Portable generator features doubling the power capacity. That means one can increase the power of the battery from 288W to 576W with the help of an extra 288W battery. The manufacturer provides very friendly customer service and backed the device with 2 years of guarantee.
Specification
Brand | EF ECOFLOW |
Wattage | 600 |
Dimension | 11.3” x 7.7” x 7.3” |
Voltage | 120 volts |
Weight | 11 pounds |
Charging method | Wall outlet and Solar |
Battery type | Lithium-ion |
Number of ports | 3 AC outlet, 2 USB-A ports, 1 USB-C port for fast charging, and 2 DC ports |
Guarantee | 2 years |
2. Champion Power Equipment 76533 4750/3800-Watt Dual Fuel
This Champion Power generator is ready to be used out of the box. One can use either gas or propane to operate this generator. There is a sensor that will help in shutting off the generator in low oil. There is a built-in battery included in this generator. There is an electric power button. The battery helps to start the generator with the help of the push power button.
There is a digital meter on the generator which helps in keep tracking the voltage, runtime, and other things of the generator. There is a total number of 4 outlets in this generator. One is a 120V RV outlet that can be used to power an RV air conditioner and one 120V locking outlet. And the remaining 2 outlets are for household devices. The manufacturer provides an LPG hose with the regulator. One can purchase 25 feet long generator cord to power several devices at the same time. For making this generator durable, the manufacturer used a cast iron sleeve.
The manufacturer provides 3 years of the limited warranty and also provides free technical support for a lifetime.
Specification
Brand | Champion Power Equipment |
Wattage | 3800 |
Dimension | 26.3” x 24.8” x 22.9” |
Voltage | 120 volts |
Weight | 122 pounds |
Fuel Type | Gasoline and Propane (Dual Fuel) |
Gasoline fuel tank capacity | 3.4 gallon |
Number of ports | 1 RV outlet of 120V, A 120V locking outlet, and 2 outlets for household application |
Warranty | 3 years and lifetime technical support |
Noise Level | 68db from 23’ |
Engine Type | 4 stroke |
3. Westinghouse WGen7500 Portable Generator with Remote Electric
Those people who are going to buy their first ever generator should get this one. Using this generator is very easy. To start this generator one just has to push the electric push button of the generator. Also, the generator features a remote start key fob. With the help of this remote key fob, one will be able to start this generator from 260 feet far away without any problem.
The generator features built-in fuel gauges for easy maintenance. At the time of power outage or working on a project one can run this generator for 11 hours with 6.6 gallons of gasoline. This generator has 2 GFCI, five 120V household duplex receptacles, and a twist-lock receptacle. Also, the manufacturer used a 420cc Westinghouse 4-Stroke OHV durable engine.
The generator comes with a 12V battery charger, oil funnel, a tool kit, remote start key fob, built-in fuel gauge, and a user manual. The manufacturer provides 3 years of limited service.
Specification
Brand | Westinghouse Outdoor Power Equipment |
Wattage | 7500 |
Dimension | 27.2” x 26.1” x 26” |
Start type | Push-button or remote |
Weight | 192 pounds |
Fuel Type | Gasoline |
Running capacity | 11 hours |
Number of ports | 2 GFCI, five 120V household duplex receptacles, and a twist-lock receptacle |
Noise Level | 72db |
Engine Type | 4 stroke |
4. A-iPower SUA2000iV 2000 Watt Portable Inverter Generator Gas
For those camping enthusiasts and off-road travelers, this generator is just the right one to choose. The A-ipower SUA2000iV will provide the necessary power and needing power while on the road. However, this generator can be also a great source of power in emergency situations like power outages, regular working, etc.
This generator can power up all the necessary belongings at the time of the journey or power outage in the home. The manufacturer provides a 30Amp RV adapter with this generator. With the help of this adapter, one can run the basic things inside an RV. One of the most amazing features of this generator is that the manufacturer provides a parallel cable. And with the help of this parallel cable one will be able to connect two of these generators. One generator is able to provide 2000 watts of starting power and 1600 watts of running power. But with two of these generators connected parallel, one will get 4000 starting watts and 3200 running watts. That means one will be able to run an RV generator and other devices at the same time.
The manufacturer used a 79cc OH engine to run this generator. And the fuel tank is able to hold 1.1 gallons of gasoline. There are many indicators to show and remind one of overload, oil outage, and output indicator. Also, the manufacturer provides a 12V charging cable, tools, and a user manual for easy understanding.
Specification
Brand | A-iPower |
Starting Wattage | 2000 |
Running wattage | 1600 |
Weight | 48 pounds |
Fuel Type | Gasoline |
Engine | 79cc OHV |
Tank capacity | 1.1 Gallons |
Accessories | Parallel cables, 12V DC charging cable, 30Amp RV adapter, and User guide |
Warranty | 2 years |
5. WEN 56380i Super Quiet 3800
This generator from WEN is very sleek, solid, and modern in design. This unique design generator supports easy to carry. It has two wheels and a handle. Carrying the generator is like carrying a trolley bag. Not only features easy carry but also it features easy operating as well.
Starting this generator is very simple. There is a knob on the generator. One just needs to turn the knob yellow point to the starting mark and press the yellow point of the knob to start this generator. This WEN 56380i will keep all the devices safe by producing pure sine waves. Also, there is an eco-mode switch. By turning it on, one can maximize the fuel economy and runtime of the generator.
On the top of the generator, there is a small and clearly visible digital meter. On this meter, the user can see the battery and load percentage, voltage, and other information related to the generator. There is a manual shut button also. There are 2 three-prong receptacles of 120V, 1 AC 120V RV receptacles, 1 5V USB port, and 1 DC receptacle of 12V.
The manufacturer used 212cc 4 stroke OHV engine for this generator. And this generator can provide a starting wattage of 3800 and running wattage of 3400.
Specification
Brand | WEN |
Starting Wattage | 3800 |
Running Wattage | 3400 |
Dimension | 23.2” x 18” x 20.1” |
Start type | Push-button |
Weight | 99.2 pounds |
Fuel Type | Gasoline |
Running capacity | 14 to 15 hours |
Number of ports | 1 AC 120V RV receptacles, 2 three-prong receptacles of 120V, 1 5V USB port, and 1 DC receptacles of 12V |
Noise Level | 57dBA from 22’ |
Engine Type | 4 stroke |
Some Considerations for Buying the Best Gasless Generator
One will get a huge number of options while searching for a gasless generator. This huge number of options will definitely make one confuse at the time of choosing a gasless generator. However, if one knows what to look for in a gasless generator, then the person can get the best and efficient one.
Here are some core and fundamental features that one should look for before purchasing a gasless generator.
Generator Type- The first thing to determine is the type of the generators. Gasless generators are available in two types. These are battery-powered and fuel-powered.
Basically, most gasless generators are powered by a lithium-ion battery. These are very safe, convenient, and easy to use. These generators operate at very low noise. Also, these are available in various sizes. Some of them are smaller than a briefcase. These generators are safe from any danger as there is no use of fuel. It also saves a lot of money. However, these generators are not as powerful as fuel-powered generators.
On the other hand, a fuel generator will provide more power than a battery-powered generator. These generators have a lot of wattages that can handle more powerful devices like TV, fridge, microwave, etc. However, these are not very safe. One should be more cautious while fueling the generator. And also try to avoid moving the generator while it is running.
Power- This is a very important and top most consideration while choosing a generator. The best generator should provide the necessary amount of power that can power up all the necessary things. A generator that is not able to provide the necessary amount of power at the time of emergency is the worse one.
To get the best generator first, one should make a list of all the necessary things that they need to power up at the time of emergency. Then measure the total number of wattage those devices need. Because the power of a generator is measure by wattage. So, if one knows how much wattage they need, then they can easily choose the right power generator.
However, there are some generators that support parallel connections. Connecting two generators together will double up the amount of wattage which can support a lot of things simultaneously.
Number of ports- While checking for ports, there is a simple rule that one can follow. And the rule is more ports mean power up more devices.
If you want to power up regular things like laptop, mobile, light, etc then a battery power generator will do the work. Because a battery power generator will have at least one AC outlet and some USB ports. With the help of these, one can charge a laptop, mobile, and other small devices.
On the other hand, if one wants to power up limited devices which are powerful than a laptop or a TV then one should go for the fuel-powered generators. Because these generators have more than one AC outlet and some USB ports.
Portability- The portability of a generator depends on its size and weight. Generators vary from small to large sizes. The bigger the size is the more weighted the generator will be. If one wants a generator to charge their phones, laptops, lights, and Tabs at the time of traveling then a generator of 4 to 7 pounds weight is suitable. These are very compact but have the amount of power to provide energy to the necessary devices. These generators can be stored in the backpack also. But one should ensure that the handle is solidly made.
However, for powering a house or RV the 4 to 7 pounds weighted generator is not suitable. At that time one has to choose a big size generator. While choosing a big size generator, one should check that if the generator features wheels and a solid handle. Carrying a generator that features wheels and a handle is like carrying a trolley bag.
Noise amount- Now, if one is looking for a noiseless generator, then there is nothing more foolishness than this. There is no generator that does not provide noise. However, the gasless generator will provide a very minimal amount of noise. Among the two types, the battery power generator is more noise-free than the fuel power generator. But while choosing a generator one should check the specification and should try to find the decibel rating of the generator to make sure the generator will be a relief to the air.
We would like to recommend that one should try to purchase a generator which noise rating is less than 90dB.
Charging technique- Basically, this consideration is very important for a battery-powered generator. One has to make sure that the person has a lot of options to charge the device at the time of the journey.
Most of the battery-powered generators can be charged in three ways. One can charge a battery power generator with the help of a wall outlet by using the adapter, or can with the help of a car charger, and also can charge with the help of solar panels. Most of the battery-powered generators need 60 to 100W solar panels for charging.
Other factors- Some generators feature convenient a LED display or a digital meter. These are very helpful to track the output voltage, power load, battery percentage, fuel amount, and other necessary things. Try to get one of these types. Also, some generators have a LED light which can come in handy at night time. Some manufacturers provide tools, cable, RV adapter, and user guide. These are quite handy at the time of emergency.
Warranty- It would be wise to choose a generator that comes with a limited warranty. Because one does not have to worry about wasting the money as they will get a refund or replacement. Some manufacturers provide a warranty of more than 2 years. Try to get one of those generators to make your money worth it.
Why Should You Buy A Gasless Generator?
One of the big reasons why one should buy a gasless generator is to keep the environment clean. The gasless generator does not produce any harmful gas which can affect the environment and can harm your breathings by building carbon monoxide gas. Also, unlike other generators, these are very safe and reliable power sources.
Most of the gasless generators are powered by lithium batteries. These generators do not create any kind of noise which is a big relief to the ears. And there are a lot of options to charge gasless battery-powered generators like using solar powers, a wall-mounted socket, etc. These generators can be used for both indoors and outdoors purposes.
However, the only drawback is these generators are not able to produce a lot of power like the fuel generators.
How long does a battery generator last?
The durability of a battery generator depends on its maintenance and usages. If one uses a battery power generator for light purposes like for charging mobile phone, laptop, TV, etc then the generator can last for 15 to 20 years. On the other hand, if one puts hard pressure on the generator and provides 100 percent load on the generator then it may last only 5 to 7 years.
However, one has to make sure of charging the generator properly to make it more durable.
When should I replace my generator battery?
The best time for replacing the battery of a generator is between 2 to 3 years. Changing the battery within this time limitation will keep the generator intact and will be able to provide the necessary amount of power.
It seems that some people wait till their generator battery dies and till the generator does not work properly to change their generator battery. This is not a good idea at all. Doing these can damage the generator’s internal parts and other necessary components.
Can a generator battery be recharged?
There is nothing to worry about if a generator battery gets low. One can easily and effectively recharge a generator battery.
There is not only one option there are a lot of options that one can use to recharge the battery of their generator. One can use a wall outlet, solar panel, other generators, and even a car to recharge the battery. However, make sure to read the charging instruction before charging.
Final Words
Having a reliable, convenient, and eco-friendly power source will provide the best opportunity to overcome emergency situations. And to have this opportunity one should choose a gasless generator. Here in this article, we have provided a list of the 12 best gasless generators. These generators are suitable for all-around situations. Also, the buying guide considerations will help one to choose the best gasless generator that will support their emergency need and will make them realize that their money is well used.
8 thoughts on “12 Best Gasless Generator Reviews in 2021| Powered By Lithium Battery”