Solar Panels in La Defense

France · 48.89°N, 2.24°E

2out of 5

Solar Potential

Moderate

1,159 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

5,795kWh

Net Annual Savings

€936

Payback Period

8.0 yrs

25-Year Net

€21,097

Savings Breakdown

Self-consumed (25% of 5,795 kWh)1,449 kWh × 0.256 €/kWh
→ Savings from own usage+€371
Injected to grid (75% of production)4,346 kWh × 0.130 €/kWh
→ Feed-in revenue+€565
Net Annual Savings€936
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

226 kWh
329 kWh
509 kWh
640 kWh
649 kWh
652 kWh
674 kWh
632 kWh
563 kWh
418 kWh
275 kWh
228 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January22653
February32977
March509123
April640159
May649163
June652168
July674176
August632164
September563142
October418102
November27565
December22853
Total5,7951,447

Environmental Impact

CO2 Saved Per Year

1,350 kg

Equivalent Trees Planted

61 trees

Optimal Panel Angle

38° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
48.89198°N, 2.23881°E
System Loss
14%
Optimal Inclination
38°
Optimal Azimuth
-2°
Yearly Irradiation
1447 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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