Important — indicative figures only: These results are estimates based on UK average tariff rates, typical household energy profiles and standard battery performance assumptions. Your actual savings will depend on your specific energy tariff, household consumption patterns, battery usage behaviour, solar generation (if applicable), and local installation costs. Battery costs, tariff rates and energy prices are subject to change. This calculator should not be relied upon as financial advice — we recommend booking a free assessment with our team for figures tailored to your property and circumstances.