Austria
Graz rooftop solar case study
Austria's klimaaktiv program plus cooperative utilities create predictable funding for rooftops.
Rückzahlung / Systemgröße
Systemgröße
6.4 kW
Jahresertrag
7,600 kWh per year
Rückzahlung
5.6 years
Ø Installationskosten
€10,300
Jährliche Einsparung
€2,000 per year
Lebenszeitertrag
€31,500
Warum diese Stadt glänzt
Graz hillside villas lean 6.4 kW arrays toward the Mur valley sun, producing 7.6 MWh for under EUR 10,300 installed.
Rooftop solar in Graz works with a 6.4 kW array that delivers about 7,600 kWh yearly. Install costs near €10,300 translate to roughly €2,000 annual savings and a 5.6-year payback under typical tariffs.
Offsets roughly 3.1 tonnes of CO2 annually.