
Battery Savings Calculator
Discover potential savings with a eCactus home battery, even without solar panels.
This calculator estimates your annual savings based on your current energy usage and electricity prices. Homes with solar panels can achieve significantly greater savings, potentially thousands of pounds more. Please note that this calculator assumes you have an off-peak electricity tariff.
How much you could save by installing a eCactus home battery?
eCactus Battery Savings Calculator
For a home without solar panels






House
10 kWh
£800 pa
Apartment
£600 pa
5 kWh
Large House
£1200 pa
15 kWh
Typical Bill
Battery size
If you don't know your electric bill, or what size battery you need, then here are some estimates to get you started:
Typical Bill
Battery size
Battery size
Typical Bill
Battery Savings Calculator
Get a tailored quote
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