How much energy do solar panels produce in Troisdorf?

A 5 kWp solar panel system in Troisdorf, Germany produces approximately 5,126 kWh per year, based on EU PVGIS data.

How much can you save with solar panels in Troisdorf?

A 5 kWp system without battery saves approximately €762 per year (accounting for 23% self-consumption and feed-in tariff for surplus). The payback period is 8.5 years.

What is the optimal panel angle in Troisdorf?

The optimal tilt angle for solar panels in Troisdorf is 39 degrees facing -2 degrees from south.

Solar Panels in Troisdorf

Germany · 50.81°N, 7.15°E

Solar Potential

Moderate

1,025 kWh per kWp installed capacity

Your Solar Savings Estimate

Configure system size and battery to see realistic savings

Data last updated: March 2026

System Size

Battery Storage

Annual Output

5,126kWh

Net Annual Savings

€762

Payback Period

8.5 yrs

25-Year Net

€17,669

Savings Breakdown

Self-consumed (23% of 5,126 kWh)1,179 kWh × 0.384 €/kWh

→ Savings from own usage+€452

Injected to grid (77% of production)3,947 kWh × 0.079 €/kWh

→ Feed-in revenue+€310

Net Annual Savings€762

Installation cost (5 kWp × 1,300 €/kWp)€6,500

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

185 kWh

282 kWh

456 kWh

580 kWh

614 kWh

616 kWh

605 kWh

569 kWh

498 kWh

353 kWh

211 kWh

156 kWh

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Month	Energy (kWh)	Irradiation (kWh/m²)
January	185	43
February	282	66
March	456	110
April	580	144
May	614	155
June	616	159
July	605	158
August	569	147
September	498	126
October	353	87
November	211	51
December	156	37
Total	5,126	1,285

Environmental Impact

CO2 Saved Per Year

1,194 kg

Equivalent Trees Planted

54 trees

Optimal Panel Angle

39° tilt

Technical Details

Data Source: EU PVGIS v5.3
Coordinates: 50.80901°N, 7.14968°E
System Loss: 14%
Optimal Inclination: 39°
Optimal Azimuth: -2°
Yearly Irradiation: 1285 kWh/m2
Retail Electricity Price: 0.384 EUR/kWh
Feed-in Tariff: 0.079 EUR/kWh
Install Cost: 1,300 EUR/kWp

€1,999

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