Guides
Short, practical guides to help you understand and estimate your electricity costs.
How to Calculate Your Electricity Costs
A simple step-by-step guide to working out your electricity costs using kWh, your unit rate and standing charge.
What Is a kWh?
A plain-English explanation of a kilowatt-hour (kWh), how it relates to watts, and why it's the unit on your electricity bill.
How Much Electricity Does a Home Use?
What affects household electricity use in the UK, typical reference figures, and how to find your own usage.
How to Calculate Appliance Running Costs
Learn how to work out what an appliance costs to run from its wattage, hours used and your electricity price.
Why Electricity Bills Can Vary
The common reasons your electricity bill changes from month to month, even when your habits don't.
How to Reduce Electricity Usage at Home
Practical ways to cut electricity use at home, focusing on the appliances that tend to use the most.