Solar Panels in Feira

Portugal · 40.93°N, 8.54°W

4out of 5

Solar Potential

Very Good

1,443 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

Annual Output

7,217kWh

Net Annual Savings

€664

Payback Period

8.3 yrs

25-Year Net

€15,101

Savings Breakdown

Self-consumed (20% of 7,217 kWh)1,443 kWh × 0.220 €/kWh
→ Savings from own usage+€318
Injected to grid (80% of production)5,774 kWh × 0.060 €/kWh
→ Feed-in revenue+€346
Net Annual Savings€664
Installation cost (5 kWp × 1,100 €/kWp)€5,500

Portugal Solar Policy

UPAC system: surplus at 90% of MIBEL market price (~€0.04-0.08/kWh). 23% VAT (6% temporary rate expired July 2025).

Source: ERSE, Eurostat H1 2025

The savings estimates shown are for informational purposes only and do not constitute financial advice. Actual savings depend on your specific installation, roof condition, shading, consumption patterns, and future electricity price changes. Feed-in tariffs and regulations change frequently. Always obtain quotes from certified installers and consult a financial advisor before making investment decisions.

Monthly Energy Production

444 kWh
488 kWh
589 kWh
631 kWh
722 kWh
703 kWh
789 kWh
783 kWh
693 kWh
544 kWh
417 kWh
413 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January444106
February488119
March589146
April631161
May722187
June703184
July789208
August783208
September693181
October544138
November417102
December41399
Total7,2171,840

Environmental Impact

CO2 Saved Per Year

1,682 kg

Equivalent Trees Planted

76 trees

Optimal Panel Angle

35° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
40.92535°N, 8.54277°W
System Loss
14%
Optimal Inclination
35°
Optimal Azimuth
4°
Yearly Irradiation
1840 kWh/m2
Retail Electricity Price
0.220 EUR/kWh
Feed-in Tariff
0.060 EUR/kWh
Install Cost
1,100 EUR/kWp

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