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Customer case

Casa Oliveira — Braga (Portugal)

A home with panels, a 15 kWh battery and a Vía charger: 84% self-consumption and a car charged with sunshine 70% of the time.

Modern detached house at dusk

Home + battery + EV · 6.3 kWp · 2025

A family of five with a heat pump for heating and an electric car driving 18,000 km a year.

What we did. 14 Aster 450 modules, a Lumen H8 inverter, a 15.36 kWh Reserva battery and a Vía 7.4 charger in solar mode.

Results (first 10 months):

  • 84% self-consumption.
  • The car charges on solar 70% of the time.
  • Electricity bill: from €2,480 to €610 a year (annualised estimate).

"Now I check SolarisTrack before I put the washing machine on. My wife says I've become obsessed." — Nuno Oliveira.

For a future we all share

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