Finland
Helsinki rooftop solar case study
Finnish prosumers leverage battery-ready tariffs and winter reflection to boost annual yield.
Rückzahlung / Systemgröße
Systemgröße
6.0 kW
Jahresertrag
5,200 kWh per year
Rückzahlung
6.5 years
Ø Installationskosten
€10,500
Jährliche Einsparung
€1,450 per year
Lebenszeitertrag
€23,500
Warum diese Stadt glänzt
A Helsinki townhouse sized 6 kW and uses snow-reflection boosts plus smart-meter tariffs to cut bills by EUR 1,450.
Rooftop solar in Helsinki works with a 6.0 kW array that delivers about 5,200 kWh yearly. Install costs near €10,500 translate to roughly €1,450 annual savings and a 6.5-year payback under typical tariffs.
Offsets roughly 2.1 tonnes of CO2 annually.