Solar Panels in Boulogne-Billancourt

France · 48.84°N, 2.24°E

2out of 5

Solar Potential

Moderate

1,156 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

5,781kWh

Net Annual Savings

€934

Payback Period

8.0 yrs

25-Year Net

€21,029

Savings Breakdown

Self-consumed (25% of 5,781 kWh)1,445 kWh × 0.256 €/kWh
→ Savings from own usage+€370
Injected to grid (75% of production)4,336 kWh × 0.130 €/kWh
→ Feed-in revenue+€564
Net Annual Savings€934
Installation cost (5 kWp × 1,500 €/kWp)€7,500

France Solar Policy

Obligation d'Achat: surplus buyback at €0.13/kWh for ≤9kWp. Full sale option at €0.23/kWh. 5.5% VAT for ≤9kWp systems.

Source: CRE tariff schedule Q1 2026, 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

227 kWh
327 kWh
508 kWh
639 kWh
649 kWh
650 kWh
673 kWh
629 kWh
561 kWh
416 kWh
273 kWh
230 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January22753
February32777
March508123
April639159
May649163
June650168
July673176
August629163
September561142
October416102
November27365
December23054
Total5,7811,444

Environmental Impact

CO2 Saved Per Year

1,347 kg

Equivalent Trees Planted

61 trees

Optimal Panel Angle

39° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
48.83545°N, 2.24128°E
System Loss
14%
Optimal Inclination
39°
Optimal Azimuth
-5°
Yearly Irradiation
1444 kWh/m2
Retail Electricity Price
0.256 EUR/kWh
Feed-in Tariff
0.130 EUR/kWh
Install Cost
1,500 EUR/kWp

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