Solar Panels in Mantes-la-Jolie

France · 48.99°N, 1.72°E

2out of 5

Solar Potential

Moderate

1,147 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

5,735kWh

Net Annual Savings

€927

Payback Period

8.1 yrs

25-Year Net

€20,801

Savings Breakdown

Self-consumed (25% of 5,735 kWh)1,434 kWh × 0.256 €/kWh
→ Savings from own usage+€367
Injected to grid (75% of production)4,301 kWh × 0.130 €/kWh
→ Feed-in revenue+€560
Net Annual Savings€927
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

220 kWh
314 kWh
497 kWh
637 kWh
652 kWh
656 kWh
668 kWh
628 kWh
565 kWh
411 kWh
270 kWh
217 kWh
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
MonthEnergy (kWh)Irradiation (kWh/m²)
January22052
February31474
March497120
April637158
May652164
June656169
July668174
August628162
September565143
October411100
November27064
December21751
Total5,7351,431

Environmental Impact

CO2 Saved Per Year

1,336 kg

Equivalent Trees Planted

61 trees

Optimal Panel Angle

38° tilt

Technical Details

Data Source
EU PVGIS v5.3
Coordinates
48.99048°N, 1.7167°E
System Loss
14%
Optimal Inclination
38°
Optimal Azimuth
-4°
Yearly Irradiation
1431 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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