Roof profile · Differdange
Rue Victor Hugo 5
4583 Differdange
These figures reflect the full roof potential (1.8 kWp, Klimabonus grant deducted, paid back in ~26 years). You don't have to equip the entire roof: set the size that suits you in the simulator below — from the most affordable entry (~3 482 €) to the full potential.
Actual roof irradiation · solar cadastre (aerial view + heatmap)
Calculator · Klimabonus 2026
Size your system
We start at the ideal size for a household. Drag to aim higher — the government grant and your remaining cost recalculate live.
Rue Victor Hugo 5: your roof can fit up to ~6 solar panels (~1.8 kWp). We start at the ideal size for a household — move the slider up to aim higher.
Your turnkey project
- Power
- 2.4 kWp · 6 panels
- Estimated output
- 1 953 kWh/year
- Turnkey price (3% VAT)
- ~6 272 €
The government covers ~41% of your system
Your remaining cost
~3 690 €
That's ~273 €/year in savings — paid back in ~13 years.
Over 25 years, you gain
~3 147 €
Cumulative savings minus your remaining cost · 781 kg CO₂ avoided/year.
Indicative estimate (official Klimabonus scale + LU market prices). Amounts to be confirmed by quote and via the Klima-Agence calculator.
Roof data
Characteristics from Luxembourg's official solar cadastre.
- Photovoltaic suitability
- Conditionally suitable (PV class 7)
- Solar thermal suitability
- Not suitable (ST class 0)
- Ground footprint
- 21 m²
- Estimated usable area
- 9 m²
- Installable power
- 1.8 kWp (~5 panels)
- Estimated output
- 1 465 kWh/year
- Estimated savings (self-consumption ~40 %)
- 205 €/year
- Indicative gross investment
- 5 401 €
- Estimated Klimabonus grant
- −0 €
- Net investment after grant
- 5 401 €
- Estimated payback (on net)
- ~26 years
- CO₂ avoided
- 586 kg/year
- Postal code
- 4583
- Municipality
- Differdange
- Coordinates (WGS84)
- 49.521953, 5.886399
- Cadastre identifier (HID)
- 110174
Estimate · official solar cadastre (Klima-Agence)