Do you want to buy a generator but you have no idea where to start?

With so many options it can seem very confusing. How do you choose the right generator for your needs?

Do I need an inverter generator? 3 phase generator? How many kVA?

Have no fear!

This helpful guide is the best place to start and will give you a simple overview of the most important things to consider when purchasing a generator.

Now let’s get cracking!

Part I – Types of generator

Image of ED65CuYE/3 Cummins
It’s useful to put generators into a few categories: Recreational – These generators are the lightest, quietest and most efficient models around. They are designed to be super portable and convenient. They are popular for recreational activities such as camping and caravanning. But many people use them for outdoor events, commercial and backup purposes too.…

Part II – How to size a generator

How to choose the right size generator is the most common question people ask, follow these steps and you will get it right. Step 1 – Decide what you want to power Simply determine all of the appliances you would like to use at the same time. Step 2 – Determine the maximum total power…

Part III – Generator features

Image of 63kVA diesel generator ED63CuYE-3
Now that you know about the different kinds of generator out there, and how to size it correctly you should have a pretty good idea of what you are looking for. Below are some additional features and components to consider when making the choice. Starter type – Trade/backup generators include models with electric, recoil or…


We hope this guide will be useful in helping you to choose the right generator for your needs. It gives you an introduction to the all of the key concepts. We look in more depth at certain topics in other articles and videos so please have a look at those too.