Solar Panels in Hennef (Sieg)
Germany · 50.78°N, 7.28°E
Solar Potential
1,030 kWh per kWp installed capacity
Your Solar Savings Estimate
Configure system size and battery to see realistic savings
Annual Output
5,148kWh
Net Annual Savings
€766
Payback Period
8.5 yrs
25-Year Net
€17,773
Savings Breakdown
Germany Solar Policy
Feed-in tariff guaranteed 20 years. 0% VAT on solar since 2023. FiT degresses 1% every 6 months.
Source: BNetzA, 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 | 177 | 41 |
| February | 276 | 65 |
| March | 453 | 110 |
| April | 588 | 146 |
| May | 620 | 157 |
| June | 625 | 162 |
| July | 619 | 162 |
| August | 576 | 149 |
| September | 504 | 127 |
| October | 355 | 87 |
| November | 205 | 49 |
| December | 150 | 36 |
| Total | 5,148 | 1,289 |
Environmental Impact
CO2 Saved Per Year
1,200 kg
Equivalent Trees Planted
55 trees
Optimal Panel Angle
38° tilt
Technical Details
- Data Source
- EU PVGIS v5.3
- Coordinates
- 50.77555°N, 7.28308°E
- System Loss
- 14%
- Optimal Inclination
- 38°
- Optimal Azimuth
- -1°
- Yearly Irradiation
- 1289 kWh/m2
- Retail Electricity Price
- 0.384 EUR/kWh
- Feed-in Tariff
- 0.079 EUR/kWh
- Install Cost
- 1,300 EUR/kWp
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