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

Capacity degradation per year (%)

Electricity price increase per 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 (incl. installation)€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.