Denmark
Aarhus rooftop solar case study
High daytime tariffs and battery-ready meters reward Denmark's self-consumption strategies.
Remboursement / Taille du système
Taille du système
5.6 kW
Rendement annuel
5,400 kWh per year
Remboursement
5.9 years
Coût d’installation moyen
€9,800
Économies annuelles
€1,650 per year
Valeur sur la durée
€25,800
Pourquoi cette ville brille
Aarhus cooperatives share 5.6 kW rooftops that output 5.4 MWh into district-heating circulation pumps.
Rooftop solar in Aarhus works with a 5.6 kW array that delivers about 5,400 kWh yearly. Install costs near €9,800 translate to roughly €1,650 annual savings and a 5.9-year payback under typical tariffs.
Offsets roughly 2.2 tonnes of CO2 annually.