Types of Generators and their Usage – Guide 2021

Generators are very important and essential for daily lives.

It helps to generate electrical supply during electricity shutdowns. Energy is generated from extra circuits. They are not installed in the wall. You can keep it safely wherever you want to.

Today, we’re going to look at all their different types and understand what generator is used for what purpose 

Types of Generator 2021:

There are 3 different types of generators. 

  1. Portable 
  2. Inverter
  3. Standby 

Portable Generator

In portable generators, gas or diesel is used. It provides electricity for a temporary time duration.

It has a proper combustion engine to transmit electricity. By using a socket you can attach it directly with electrical appliances as well. It can be attached with proper wires.

All you need to do is to have a proper circuit system. It has great power that it can easily take a load of microwave, television, freezer, and refrigerator.

Inverter Generator

This generator is used to transform AC power into DC power. It is totally dependent upon high tech magnets.

It has a proper advanced level circuit system. It has to pass through 3 different phases to produce electricity.

It gives a proper flow of electricity and current to the appliances. Engine speed adjusts itself according to the desire of the electricity.

It exactly provides the power which is demanded. It is lightweight and does not require extra or huge space. 

Standby generator

This is a device to provide electricity during power loss. This generator does not require any instructions it operates automatically.

It has proper and stable power protection. It can easily work with natural gas or liquid propane. It can easily be used at home.

It has an internal engine which keeps it quite safe.

During load shedding, it senses automatically and gets started on its own. You need to check it weekly if it’s working properly and if not then get its maintenance done. It can be used in offices, banks, standby lightning, or elevators. Even though all three are different, their maintenance procedure is the same.

Cabin generator

People usually go on vacations in the summers to hilly areas.

It doesn’t mean that if you are somewhere up on mountains you will be detached from your electronic appliances or entertainment devices. But at times staying there you get bored and you want something to watch or enjoy with a cup of coffee.

So this generator will provide us electricity and energy which off-the-grid locations don’t have. 

There are few types of it which are gasoline generator, diesel generator, natural gas generator, portable generator, solar generator, and hydrogen generator.

Gasoline generator

Nowadays one of the most used generators is gasoline. This generator is easy to use. The cost is budget-friendly and is totally powered by fuel resources. They are portable and are available in different designs. This is perfect to carry with you if you are going hiking or on mountains. You can carry it easily and setting it up anywhere is not at all a hassle.

Diesel generator

It works with a combination of diesel engines and electrical generators. It works for a long time easily. If you are in search of a durable off-grid cabin then definitely purchase this one. They require less maintenance. Diesel is easily available and affordable. The price is very economical and is easy to operate. It can easily work under every weather condition either it’s raining heavily or it’s a snowfall.

Natural gas generator

This generator has excellent fuel efficiency. These generators require a lot of energy to build. You can easily install it at your place. It may require extra space as it is large in size. The fuel used in these generators is very cheap. By purchasing this you will have no tension to deal with anymore. You only need to install it once and can use up almost 3 to 4 months without any maintenance or oil change. The fuel used in this generator is easily available everywhere. This generator can easily be used for more than 10 years. It’s a proper guarantee.

Solar generator

If you are a true nature lover then a solar generator is perfect for you. These generators work when they store the solar energy coming from the sun into it. They then transform the energy into electricity. They usually work with the help of solar panels which helps them storing the energy and transmitting it into batteries. At night if you need to turn it on you can easily do it. As it stores the energy in them and can produce at night as well. There is an inverter installed in the generator to manage the electricity flow. There will be no charges for any fuel or diesel; it gets its energy directly from the sun. The best part is that there will be no harmful emissions at all. This is said to be one of the most wanted for off-grid cabins.

Hydrogen generators

This type of generator is quite innovative. Many people tried to design a generator that works with the help of water. But after so many attempts finally, this hydrogen generator was invented. These generators are very portable and budget-friendly. They do not have any emissions. It is specially used for Ac’s, refrigerators, freezers, and ovens. This is designed to be used for larger scales. Operating it is very easy and simple. It easily works with every type of weather condition.

Off-grid power generator

This is basically designed for the proper system of grid applications. It contains advanced machinery and easily saves the energy for producing electricity later. This is very budget-friendly and it almost meets the demands you need. It is easily used in commercial and domestic applications. It makes sure to utilize the maximum energy produced so that it can produce electricity for a longer time duration. It is also used for the purpose of telecommunication. It supplies proper energy to the system. It has low maintenance cost and overall is also very budget-friendly.

Kinds of generator:

There are different generators designed for different places.

Few generators can be on diesel, few on gas, few hydrogens, and many more.

For example a huge generator is specially designed for industries and offices. Smaller in size are designed for home purposes. Below are a few different kinds of generators. 

  1. Gasoline
  2. Diesel Fuel
  3. Biodiesel
  4. Emulsified Diesel
  5. Propane Gas (Vapor And Liquid)
  6. Natural Gas
  7. Hydrogen


Gasoline generators are the most wanted. They are readily available and you don’t have to wait or stress about it. In gasoline generators, fuel is highly flammable.

So these generators are used for smaller-scale lake homes and restaurants.

This generator is very economical and you can easily drag it from one place to another. Gas prices are higher than diesel.

This generator produces a high amount of emissions. It takes time when you start it in cold weather. 

Diesel Fuel:

Diesel is easily available everywhere. It is the least flammable among all other sources. The engine of this generator is made up of high-quality products and is totally reliable and long-lasting. These are quite easy to operate.

It is perfect for a cold environment.

These types of generators are used in farms or in hilly areas. Diesel can be stored for up to 24 months. Diesel will pollute the environment so you have to make sure to not keep the generator on for a longer time period.

These generators need to be maintained on a regular basis. They have heavy engines and are less portable.  


This is specially made from diesel and other biological sources. These sources are taken from vegetables or animal fat. It is quite beneficial for the environment. It contains fewer fossil fuels and burns low emissions which makes the surroundings healthy and fresh. This is less flammable but very noisy. Biodiesel can last up to 2 years. In a few areas, you can easily purchase biodiesel but in few regions, it is harder to find. 

Emulsified Diesel:

This is a kind in which diesel and water are mixed. The quantity of both is equally divided. Although it produces low emissions and keeps the environment safe. If kept in a proper ratio you can store it up to 2 years at least.

Propane Gas (Vapor And Liquid):

This gas is easily stored in great quantities. It also produces low emissions.

It usually lasts longer and is quite reliable and reasonable. It is suitable for all kinds of weather. Although it is very explosive so you have to take care of it.

This generator is expensive in price. As all the machinery used in it is very heavy. 

Natural Gas:

This gas is available in every area. Natural gas generators need to be filled weekly to make it work. It is very noisy but does not form pollution. The units are quite economical. It is suitable for all kinds of weather conditions and temperatures. Installation cost may cost you a huge amount but it will be for once only. This generator is not long-lasting like other generators.


Scientists and many other people tried so much to introduce a hydrogen generator but all failed in the ’80s. Then in the ’90s engineers gave it a try and they actually designed a hydrogen generator. This generator only works when a combo of fuel and water is added. It is very economical and is long-lasting. They are very safe and portable. You can easily drag it from one place to another. It is specially designed for homes. 

Off-grid generator power system:

Off-grid generator power systems are very useful and important for everyone. It is reliable and is properly tested. It will reduce the cost of maintenance and will keep your machinery working. It has a few applications:

  1. Domestic and Commercial Applications
  2. Renewable Energy Control (REC) system
  3. Telecommunication Power Supply and Other Critical Applications
  4. CHP – Combined Heat and Power
  5. Automatic Generator Start
  6. Multi-Generator Control System

Domestic and Commercial Applications:

It is very reliable and can easily handle the electricity load of heavy appliances. All the power is received from one single supplier. Operating it is very easy and installation does not take extra time. It will surely save your amount which you have to spend on maintenance in the future. It can be used for heavy electrical appliances. It is easily used in farms, factories, industries and army areas. 

Renewable Energy Control (REC) system:

This system is totally dependent on renewable energy. The standard of the product and procedure of installation is highly maintained. Proper panels are attached to the generator so anyone can easily operate it. When there will be a power breakdown it will automatically sense and will turn the generator on. It is long-lasting and is very much suitable for the environment as well. You have to make sure to get its maintenance done once a year. So that it works smoothly. 

Telecommunication Power Supply and Other Critical Applications:

The power system is very much reliable and pocket-friendly. It makes sure that the control of the generator is in a trustworthy power guard. To reduce fuel consumption you need to take energy from PV off-grid solar and off-grid wind systems.

CHP – Combined Heat and Power:

This is one of the great electrical power generation and heat recovery systems. It is easily available in markets giving an amazing result of power output. They gather up all the wasted heat energy and merge it into diesel. It can be collected easily from the exhaust gases or from water cooling jackets. It has a proper heat control system which will save all the heat and will transmit it according to the requirement.

Automatic Generator Start:

In this, you don’t have to get up and turn or turn off the generator. The automatic system is there and it will start and stop the generator on its own. It saves a lot of fuel. It is quite easy to operate. Manually you have to do nothing. Just sit back and relax. It will automatically sense when there will be load shedding and will turn off when it senses that load has been removed.

Multi-Generator Control System:

A multi generator control system is that you use 2 different size generators but attach it with one control system. Through this load will be divided equally and both the generators will give power according to the appliances requirement. The proper setting is done by setting the time and date when installed so it works accordingly. It saves your money on maintenance and gives you ease for a long period of time. It is mostly used in industries and factories. It is very reliable but a bit costly.

Simple off-grid generator reviews:

If you want a lot of power for your generator then without giving a second thought opt for off grid generators. No matter what if you are having a solar or a hydropower system you should purchase a grid generator to meet your needs. It is very economical and budget-friendly. So, before purchasing take a look at this article it will surely help you. Here in this article, I have mentioned a few off-grid generators that are in huge demand. They will definitely meet your power grid requirements. 

1. Westinghouse WGen7500 Portable Generator:

It is a portable generator that works with gas. It is made up of fine quality steel. It can produce 9500 watts of peak power and 7500 watts of rated power. You can easily store fuel up to 6.6 gallons. It can run for almost 16 hours consecutively.  It has a remote with it. You can easily turn it off or on at a distance. This generator almost weighs 210 pounds and has a 3-year warranty. 

2. WEN 56200i Portable Inverter Generator:

This generator is specially designed for camping. It can easily produce 2000 starting watts and 1600 running watts. This generator is very reliable and it will surely keep your electrical appliances safe. You can hear some distortion from a long distance. You can easily connect a smaller scale of the generator with it to transfer its load. It can gather upto 1 gallon which can work upto 6 hours consecutively. The engine is very strong and runs for a longer time duration. This generator only starts with a recoil start mechanism. This generator weighs 48 pounds and has a warranty of 2 years. It is portable so you can easily drag it from one place to another. 

3. Champion Power Equipment 100165 Dual Fuel Portable Generator:

This is specially designed for home purposes. It is a dual fuel portable generator. Gasoline and propane are used in this generator. You can change the switch between gas or propane accordingly. It produces 9375 peaks and 7500 rated watts on gasoline and 8400 peaks and 6750 rated watts on propane. Gas tanks can easily store up to 6 gallons and can work for almost 8 hours. If used propane then it will work for almost 5 hours. There are proper switches that will adjust the current and voltage. It has both options manually and automatically. It weighs 202 pounds and has a warranty of 3 years. 


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