Energy guides
Where does your energy come from? How much should you be paying for it? Can you reduce the amount you use? Our energy guides will give you the answers.
About your energy supplier and bills
Who is my gas and electric supplier?
Not sure who your gas & electricity suppliers are?
Your energy bill
Understand what all the information on your energy bill means.
What is a kilowatt hour (kWh)
A kWh measures how much energy you’re using per hour. You’ll be using watts of energy on all the appliances you run including heating and lights
Average energy bill
How does the energy you use compare to the typical UK household?
Standing charges explained
Understand what energy standing charges are, how they work and why we pay them.
Setting up energy in a new home
Find out how to set up gas and electricity for the first time with our handy guide.
Our new account system
We’re investing in a new account system to improve our service. We'll be moving all our customers to our new systems.
The Energy Switch Guarantee
We’re committed to faster, safer and reliable switching for energy customers.
Your energy supply and how to reduce usage
Energy saving tips
Reduce your bill and your carbon footprint – try our energy saving tips.
Off-peak electricity explained
Using off-peak electricity could help discount your bills while making energy more sustainable.
Renewable energy
Discover the renewable energy sources we’re using to generate your electricity.
Energy sources – our fuel mix
Discover the sources we use to produce energy – our fuel mix and where the UK’s energy comes from.
Tariff and electric options
Fixed or variable tariffs
Which is better? Here we explain the differences to help you decide.
Dual fuel benefits
With your gas and electricity bills combined, you'll receive one less bill each month.
Electric Storage Heaters
Storage heaters are an alternative to traditional central heating systems and make the most of off-peak electricity prices.
Economy 7 meters
Discover what an Economy 7 meter is and the pros and cons of using one for your energy needs.
Switch tariff or switch supplier?
Compare energy suppliers
Follow our simple steps and find the right energy suppliers for you.
Switching energy provider
We power over 7 million homes, you’ll be in safe hands with us. Switching supplier is easy.
Renew your tariff
If you’re an existing customer and your fixed tariff is coming to an end, take a look at what to do next and the best offers we have for you.