Recommended power
1,00 kWp
2 panels of 600 W
Without batteries, we size the panels for the share of consumption that happens during the day (~40%). With batteries, you use up to 100% of production.
How much will you save?
Instant estimate based on PVGIS data and average market prices in Portugal. Results are technical estimates for initial guidance — the final proposal is confirmed with an on-site survey.
First-year saving
328 €
Monthly: 27 €
Payback time
3,5 years
System lasts 25+ years
CO₂ avoided per year
490 kg
12 t over 25 years
Real-time result
25-year saving
11 152 €
Assuming 0.5% annual panel degradation.
Estimated investment
1192 €
Turnkey system without batteries.
Technical detail
- Annual use
- 4636 kWh
- Annual output
- 1620 kWh
- Self-consumed
- 1458 kWh
- Fed to grid
- 162 kWh
Assumptions: electricity price of €0.22/kWh with 3%/year energy inflation, surplus sold at €0.045/kWh, self-consumption of 90%, 5 peak-sun hours/day for sizing, and a specific yield of 1620 kWh/kWp/year for the chosen district.
Next step
Happy with the numbers? Get the detailed proposal.
Leave your details and our team receives this simulation along with your request. Reply within 24h, no obligation — and we confirm everything at the free technical survey.