Home battery savings
Your night-to-day savings estimate
Charge at a cheaper night rate and use that energy during the day.
Estimated annual electricity saving
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Enter your tariff details on the Home Battery page to calculate an estimate.
Illustrative estimate based on 90% system efficiency, one daily charge and discharge and 365 days a year. Savings are limited by the lower of usable battery capacity and daytime electricity use. Actual savings depend on your tariff, demand pattern, charging window, inverter power, reserve settings and changing battery capacity. Figures exclude battery purchase, installation, maintenance, finance, standing charges, solar and export income.
Edit your calculationLet’s check the right battery for your home
Send your estimate and contact details to Big Green Electrical. We’ll review the figures and get in touch about a suitable system.
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