Battery Payback Calculator

Calculate how many years until your home battery pays for itself through electricity savings.

Battery capacity (kWh)

Battery cost (incl. installation)

Annual PV surplus (kWh)

Electricity price / kWh

Feed-in tariff / kWh

Battery degradation (% / year)

Electricity price increase (% / year)

Currency

Payback period10 years

First year savings €774.20

Total savings (25 years) €23,312.70

Average annual savings €932.51

Savings per kWh stored€0.316

Battery cost€8,000.00

This calculator provides estimates for informational purposes only. Actual values may vary depending on individual circumstances. No guarantee of accuracy or completeness.