Solar Panels in Marinha Grande
Portugal · 39.75°N, 8.93°W
Solar Potential
1,527 kWh per kWp installed capacity
Your Solar Savings Estimate
Configure system size and battery to see realistic savings
Annual Output
7,635kWh
Net Annual Savings
€678
Payback Period
8.1 yrs
25-Year Net
€15,408
Savings Breakdown
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
| Month | Energy (kWh) | Irradiation (kWh/m²) |
|---|---|---|
| January | 479 | 114 |
| February | 528 | 128 |
| March | 639 | 157 |
| April | 676 | 170 |
| May | 748 | 191 |
| June | 730 | 188 |
| July | 806 | 208 |
| August | 810 | 210 |
| September | 721 | 186 |
| October | 582 | 146 |
| November | 465 | 113 |
| December | 452 | 108 |
| Total | 7,635 | 1,921 |
Environmental Impact
CO2 Saved Per Year
1,779 kg
Equivalent Trees Planted
81 trees
Optimal Panel Angle
35° tilt
Technical Details
- Data Source
- EU PVGIS v5.3
- Coordinates
- 39.74769°N, 8.93228°W
- System Loss
- 14%
- Optimal Inclination
- 35°
- Optimal Azimuth
- 7°
- Yearly Irradiation
- 1921 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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