5 Best Gasless Generator [Lithium Battery Powered] Reviews 2021

Gasless generators come with long-lasting lithium batteries that are safe as backup sources. They provide enough power to run laptops, phones, and other household appliances. The most useful benefit the best gasless generator can give you is a noiseless and gas-free operation.  As a result, these generators don’t need fuel to run, which is safe for the environment besides being cost-efficient.

However, getting the best gasless generator isn’t as simple as it seems because there are a ton of things to consider. No worries, we have a team of experts that researched the generator market and checked every box for you. Stick to the article, we’ve compiled the best gasless generators in the market that money can buy you today.

Our Top Pick
ROCKPALS 300W Portable Generator

ROCKPALS 300W Portable Generator

  • 75000 mAh large lithium battery
  • large LCD screen that shows the voltage levels
  • rechargeable with wall outlets, car chargers, and 100W solar panels
  • different outlets that provide power up small to heavy appliances
  • 2 LED bright flashlights on board that reach up to 55 feet away.

Table of Content:

If you need a quick look at what we covered in the article, here is a navigation list that can guide you through:

How Does A Gasless Generator Work?

Gasless generators are also popular as battery generators. It works with a powerful rechargeable Lithium battery. In the battery, the ions move from a negative electrode (called the anode) to a positive one (called the cathode). The process essentially generates an electric current and supply that to anything connected to the battery.

When the batteries recharge, the ions from the cathode go to the anode and the cycle can resume afterward. The battery takes power in 3 ways: Wall outlets, solar panel, and car charger port. It takes 6 to 10 hours to charge it fully. It can provide an energy backup of about 9 to 15 hours from a single charge.

What Is The Best Gasless Generator?

Finding the best gasless generator needs a lot of paperwork. If you don’t have previous experience, you may not find the right one. To help you with that our expert team has listed the top 5 gems that we have listed below.

Comparison Chart:

If you want to see all of the products we have analyzed at a glance, check the comparison chart below:

Image Product Technical Details Price
Editors Choice

ROCKPALS 300W Portable Power Station

ROCKPALS 300W Portable Power Station
  • Brand: ROCKPALS
  • Wattage: 300 watts
  • Item Dimensions (LxWxH0): 7.48 x 5.9 x 5.5 inches
  • Item Weight: 7.5 Pounds
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Best Generator for 200 Watts Devices

Jackery Portable Power Station

Jackery Portable Power Station
  • Brand: Jackery
  • Wattage: 200 watts
  • Item Dimensions (LxWxH) : P5.19 x 9.05 x 7.67 inches
  • Item Weight: 3.1 Kilograms
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Best For Portability

PAXCESS Generator Portable Power Station

PAXCESS Generator Portable Power Station
  • Brand: PAXCESS
  • Wattage: 280 watts
  • Item Weight: 0.01 Pounds
  • Voltage: 110 Volts
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Good for Power-Sensitive Device

PROGENY 280W Generator Portable Power Station

PROGENY 280W Generator Portable Power Station
  • Brand: Progeny
  • Wattage: 280 watts
  • Item Dimensions (LxWxH) : 14 x 8 x 5.6 inches
  • Item Weight: 2.5 Kilograms
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Best For Outdoor Campaign

NusGear Generator Portable Power Station

NusGear Generator Portable Power Station
  • Brand: NusGear
  • Wattage: 155 watts
  • Item Dimensions (LxWxH): P7.32 x 4.21 x 7.08 inches
  • Item Weight: 3.52 Pounds
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Top 5 Best Gasless Generator Reviews 2021

Finding the best gasless generator is indeed a challenging task unless a few experts get into the work. After some in-depth researches and rejections, we have reviewed the 5 best gasless generators that will meet your demands.

1. Editors Choice: ROCKPALS 300W Portable Generator

ROCKPALS 300W Portable Generator

The Rockpals 300W Lithium Portable Generator comes with a 75000 mAh battery that ensures a continuous backup during a power outage. It’s easy to carry anywhere with its 7.3 pounds weight. Besides, it has two LED lights that can reach up to 50 to 55 feet away. With its 280Wh power, you can charge a smartphone for 25 times, a laptop for 4-5 times, run a mini-fridge for 3-5 hours, or other appliances for a long time.

It has a large LDC screen that shows the battery life, voltage levels, and output signals. Below the LCD screen, you will see two USB 3.0 quick charge ports, two USB 1A/2.1A ports, four DC port, and a 12V port, which help you connect multiple devices. Also, it has a 120V AC port, which is perfect for your home appliances such as TV, monitor, router, fan, etc.

You can recharge this backup station in 3 ways: wall outlet, car charger, and solar panel. If you use a 110V wall outlet and car charger, it will load faster and takes 6 hours approximately. The 100W solar panel takes 8-10 hours to charge fully, and it depends on the sunlight. The generator produces a pure sine wave that provides clean power without making noise and vibration.

ROCKPALS 300W Technical Details:

  • Manufacturer: ROCKPALS
  • Wattage: 300 watts
  • Dimensions of the Product: LxWxH 48 x 5.9 x 5.5 inches
  • Weight: 7.5 Pounds
  • Color: 300w Power Station
  • Voltage: 110 Volts

ROCKPALS 300W Features:

  • It comes with a 75000 mAh large lithium battery that produces 280Wh power, which is sufficient for home, camping, CPAP machines, and more.
  • You get a large LCD screen that shows the voltage levels, output signals, and battery life.
  • The machine is rechargeable with wall outlets, car chargers, and 100W solar panels.
  • It has 10 different outlets that provide power up small to heavy appliances.
  • There are 2 LED bright flashlights on board that reach up to 55 feet away.

2. Best Generator for 200 Watts devices: Jackery Portable Power Station Explorer 240

Jackery Portable Power Station Explorer 240

The Jackery Portable Power Station comes with a 67000 mAh lithium battery that can produce 240 watts power that is perfect for devices more than 200 watts like hairdryer, microwave, heater, and more. Its weight is around 6.6 lbs that help to use it indoors and outdoor. It provides pure sine wave power that ensures safety for sensitive electronic devices.

You can charge a phone 20 times, laptop 4 times, Go Pro action camera 40 times, 32 inches TV for 3.5 hours, and mini-fridge for 6 hours with the 67000mAh powerful generator. It has a 110 volts AC socket that can charge batteries, laptops, tablets, and drones. Also, it has 2 USB 2.4A ports that provide continuous power backup in outdoor camping, travel, and field works.

With its LCD screen, you can monitor the life of the battery and voltage levels. The power station can be charged with a wall outlet, car charger, and a solar panel. With a 100W solar panel, it takes 8-10 hours to charge fully. Also, the solar generator takes 7 hours to recharge with wall sockets or car charging ports. The generator has BMS that offers protection from power overload, over-voltage, short circuits, and many unexpected accidents.

Jackery Technical Details:

  • Manufacturer: Jackery
  • Wattage: 200 watts
  • Dimensions of the Product: LxWxH 19 x 9.05 x 7.67 inches
  • Weight: 6.83 LBS
  • Color Explorer: 240-Power Station
  • Voltage: 110 Volts

Jackery Portable Features:

  • It has a 67000 mAh powerful lithium battery that is sufficient to power up 200 watts devices.
  • There are 4 outlets that help to connect many devices at a time.
  • The generator can be charged with a 100W solar panel, house outlets, and a 12V car charger.
  • It has a BMS system that offers protection from short circuits, over-voltage, and more.
  • you’ll get an LCD that shows the battery percentage, input, and output voltage level.

3. Best For Portability: PAXCESS Portable Power Station 280W

PAXCESS Portable Power Station 280W

PAXCESS Portable Power Station comes with a 67500 mAh high-density lithium battery and 280 watts power capacity that is enough for charging a laptop 4 times and a CPAP therapy machine for 3 nights. Its weight is 5.9 pounds, and you can carry it anywhere where emergency power is needed. Also, it is perfect for camping, travel, long trips, and power outage areas.

The power station has one AC socket for charging batteries, three DC outlets, and two USB 3.1 quick charging outlets that perfect for all devices such as drone, fan, mini-fridge, phones, tablets, and CPAP machines. It has no noise and vibration, so that you can place it in a crowded area. Also, it is harmless for environments because it doesn’t need gas or diesel that produces toxic gases.

It can be recharged in 3 ways, like other gas-free generators. With 60 to 100 watts solar panel, it takes 8 to 10 hours depending on sunlight. The solar generator for camping can be charged with house outlets and 12V car DC charger, which takes 6-7 hours to complete. The best part of the power station is 6 multi safety protections.

PAXCESS Portable Technical Details:

  • Manufacturer: PAXCESS
  • Wattage: 300 watts
  • Dimensions of the Product: LxWxH 6 x 7.1 x 6.5 inches
  • Voltage: 110 Volts
  • Output Wattage: 300 Watts

PAXCESS Portable Features:

  • This generator has a 67500 mAh high-density lithium battery can recharge a laptop 4 times and run a 32 inches TV for 2 hours.
  • It can recharge with 60 to 100 watts solar panel, wall sockets, and a 12V car charger.
  • The weight of it is 5.9 pounds, and easy to carry while traveling or camping outside.
  • It offers protection from high temperature, overload, over current, short circuits, low and overvoltage problems.
  • You’ll get 6 outlets that help to power up many devices like phone, laptop, drone, and home appliances.

4. Good for Power-Sensitive Device: PROGENY 280W Generator Portable Power Station

PROGENY 280W Generator Portable Power Station

PROGENY 280W Generator Portable Power Station comes with 67500 mAh long-lasting lithium battery and 280 watts power capacity that is sufficient for recharging a laptop 4 times and run 32 inches TV for 1-2 hours. Its weight is 5.7 pounds, so you can easily carry it in RV’s, travel, and the outage areas. With a DC to DC adapter, you can use CPAP therapy for 3 nights.

Like the previous one, it recharges with 60 to 100 watts solar panels, taking 8-10 hours for a full charge. The solar charge option allows you to use it for camping, job sites, RVs, so on. Besides, you can charge it with a wall outlet or a 12C car charger, which takes 5 to 6 hours to complete charge. It has no noise and vibration so that you can put it inside your house.

It has a 110-volts AC outlet, three 12V DC outlets, and 2 USB 3.1A ports to power up multiple devices simultaneously. You can charge drones, lights, fans, smartphones, power banks, and so on with it easily. It’s also perfect for power-sensitive devices because of its pure sine wave inverter that provides clean and stable energy. Also, the power station ensures safety and protection from unexpected damage like short circuits, over-voltage, etc.

PROGENY 280W Technical Details:

  • Manufacturer: Progeny
  • Wattage: 280 watts
  • Dimensions of the Product: LxWxH 14 x 8 x 5.6 inches
  • Weight: 5.51 LBS
  • Voltage: 110 Volts
  • Frequency: 60 Hz
  • Output Wattage: 350 Watts

PROGENY 280W Features:

  • It has a 67500 mAh lithium battery with 280 watts of power to power a laptop for 4 times, CPAP for 3 nights, and run a TV for 2 hours.
  • This generator weighs only 5.7 pounds and easy to carry in campsites, job sites, travel, and short trips.
  • You get various types of outlets with it to provide continuous power to multiple devices simultaneously.
  • It is easy to recharge with a 60-100W solar panel, house outlet, or a  12V DC car charger.
  • You’ll get protection from overload, low voltage, short circuits, and many unexpected damages.

5. Best For Outdoor Campaign: NusGear Generator Portable Power Station

NusGear Generator Portable Power Station

Generator Portable Power Station comes with a whopping 42000 mAh large lithium battery. It can recharge a phone 20 times, a laptop 3-4 times, run a CPAP machine for 4hours, Led lights for 40 hours. The NusGear featured portable charge station has a 155Wh power capacity that can power up a fan, air pump, mini-fridge, drone, monitor, etc.

This generator weighs only 3.52 pounds which makes it easier to carry for outdoor camping and tours. It has a bright LED flashlight that can reach up to 30 feet away. Also, it has 2 USB 2.1A standard port, a USB Type-C port, a USB 3.0 quick-charging port, a 12V DC outlet, and a 100-240V AC outlet that helps to power up many devices. The LED display shows the voltage level, outlet signal, and the condition of the power supply.

This portable power station can be charged in multiple ways. First, the 35-40 watts solar panel, which takes 11-13 hours to charge up the generator. Also, you can use a wall outlet or car charger to charge it while driving. Both will take 8-9 hours to charge the battery completely. It has BMS that offers safety from over-voltage, low voltage, overheating, and short circuits.

NusGear Generator Technical Details:

  • Manufacturer: NusGear
  • Wattage: 155 watts
  • Dimensions of the Product: LxWxH 32 x 4.21 x 7.08 inches
  • Weight: 3.52 Pounds
  • Voltage: 110 Volts
  • Frequency: 60 Hz
  • Ignition System Type: Electronic

NusGear Generator Features:

  • It has a 42000 mAh battery and 155 Wh power capacity to recharge a laptop 4 times, phone 20 times, and run CPAC machine for 4 hours and more devices.
  • You get a bright LED flashlight with it, which can reach up to 30 feet away.
  • It can be charged with a 35-40W solar panel, house outlet, or a 12V DC car charger.
  • There is an LED screen on it which indicates the condition of power supply, voltage levels, and output signals.
  • This generator has BMS protection system to ensure safety from short circuits, over and low voltages.

What To Consider Before Buying A Gasless Generator?

You can find various types of gasless generators in the market, but getting the right one can be confusing. Before buying a gasless generator, you have to consider some factors that will help to buy the best one, such as:

Noise:

Generally, a gasless generator is noise-free. Some produce low noise level, which is minimal. A noise-free generator can be placed in a crowded area and inside of your house. So, it is the first fact that you should consider before buying a gas-free generator.

Power:

The generators come with a built-in battery where the power of the battery is measured in mAh. The power level determines how many devices you can run at a time. Make a list of appliances that you need in an emergency. It would be better if you chose a minimum 45000 mAh lithium battery-powered generator for primary usage. For heavy use, choose a higher one like 70000 or more.

Portability:

Weight is a common factor while buying a generator. A lightweight generator can be moved from one place to another without any hassle. All have handles to make the journey yet more comfortable. So, the weight should be within 3 to 8 pounds to make it easy to handle in camping, travel, and outdoor parties.

Charging methods:

Best Gasless Generator Reviews

You can recharge these generators with 30-100 watts solar panels, which will take 8 to 12 hours to charge fully. Also, there are another two other methods to charge the generator battery: with 110V AC wall outlet and 12V DC car charger that take 5 to 8 hours for a full charge. Keep in mind that you need a generator that has these 3 charging methods.

Note: In this article, you know the features and benefits of a gasless generator. But if you don’t know how to choose a generator, all your work will go in vain. Follow this article to learn more about it in-depth.

Why Should You Buy A Gasless Generator?

You should buy the best gasless generator for its excellent performance at providing continuous power supply during a power outage. Here I present a few main reasons why you should buy a perfect gasless generator for power backup:

  • A gasless generator comes with a lithium battery which is 3 times more efficient than lead-acid batteries. Furthermore, they’re rechargeable quickly and they also increase the longevity of the generator.
  • A conventional generator needs a fuel tank on top with gasoline, diesel, or propane in it. It costs both money and time, which can be a bit clumsy. In that case, a gasless generator will save you from both the problems and protect the environment as well as your wallet. You can charge the generator with a solar panel or wall outlet.
  • The gasless generators are lightweight and noiseless. You can take the generator indoors and outdoors, anywhere you want and use it wherever power is needed.

For these advantages, you need the best gasless generator. So, choose one from the reviewed above that has these features.

Frequently Asked Questions

We’ve presented the FAQ section to answer many of the common questions; hope that will be very helpful for you.

How long does a battery generator last?

A battery generator lasts for 3-4 years, depending on the charging method and usage.

When should I replace my generator battery?

You should replace the generator battery every 3 years, even if working.

Can a generator battery be recharged?

Yes. A generator battery can be recharged when it becomes lower than 20%. Use a wall socket or solar panel if available.

Why would a generator battery explode?

A generator battery would explode if the battery condition is poor, generates hydrogen in battery cells, short circuits, and faulted vent cap.

How do you test a generator battery?

Check the voltage levels with a multimeter. Make sure it is set to calculate the voltage. Put the small pin with the meter’s red wire on the positive battery point. Also, put the bar on the end of the multi meter’s black cable on the negative energy of the multimeter.

Final Thoughts

Gasless portable generators are eco-friendly, lightweight, noise-free, and handy to use in daily life. Although they cannot provide the power of a gas or diesel generator, they are perfect for daily usage appliances. Nevertheless, I hope, you’ve found the best gasless generator from this compilation already that meets your needs.

If you still want an expert suggestion to know the best overall gasless portable generator, our team suggests you get the ROCKPALS 300W Portable Generator. It comes with a 75000 mAh large and long-lasting lithium battery along with 10 outlets and an LCD screen. These many outlets allow you to power up multiple devices and control the generator easily. It’s a perfect bargain for carrying while camping, traveling, or doing outdoor parties. Its super bright flashlight will make your outing even smoother.

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