The variable part
Energy consumption can realistically be reduced by 60–90% with solar plus storage.
Guide
Is a €0 Electricity Bill Possible?
Almost — but the fixed part of a Spanish bill never fully disappears.
Request a project assessmentThe fixed part
Contracted power and meter charges remain, even at full self-sufficiency.
Surplus compensation
Excess production is compensated, but only up to the energy part of your invoice.
Realistic target
Most clients land between €10 and €60 per month for a home, and 60–70% lower cost for industry.