Spain
Barcelona rooftop solar case study
Spanish users see 1,700 kWh per kW resources plus flexible compensation erase most utility spend even on mid-sized roofs.
Geri Ödeme / Sistem Boyutu
Sistem Boyutu
5.9 kW
Yıllık Üretim
9,100 kWh per year
Geri Ödeme
5.6 years
Ort. kurulum maliyeti
€9,000
Yıllık tasarruf
€2,150 per year
Yaşam boyu değer
€33,500
Bu şehrin öne çıkma nedeni
Barcelona townhouse owners size 5.9 kW systems that throw off 9.1 MWh and power home offices through Mediterranean daylight.
Rooftop solar in Barcelona works with a 5.9 kW array that delivers about 9,100 kWh yearly. Install costs near €9,000 translate to roughly €2,150 annual savings and a 5.6-year payback under typical tariffs.
Offsets roughly 3.8 tonnes of CO2 annually.