Tools

UK home battery tools

Use these simple tools to estimate battery savings, compare quotes and make better decisions before speaking to installers.

Calculator

Home battery savings calculator

Estimate annual saving, monthly saving, payback period and break-even battery cost using battery size, tariff rates and expected usage.

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Worksheet

Home battery quote comparison worksheet

Compare up to three battery quotes by installed cost, usable capacity, warranty, estimated annual saving, payback and backup power.

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Use the tools together

Start with the savings calculator to estimate annual saving and payback. Then use the quote comparison worksheet to compare real installer quotes side by side.