Up to 20% off your electricity bill

Save up to 20%
on your electricity bill

We look at your actual bill: potencia contratada (contracted power), time bands, grid charges and the tariff you are on. We tell you whether you are paying too much and what is worth changing. No building work and no changes to your installation.

Typical saving: between 15% and 20%

Includes

Analysis of your bill

Switching supplier

Adjusting your contracted power

Up to 20% off your electricity bill

Save up to 20%
on your electricity bill

We look at your actual bill: potencia contratada (contracted power), time bands, grid charges and the tariff you are on. We tell you whether you are paying too much and what is worth changing. No building work and no changes to your installation.

Typical saving: between 15% and 20%

Includes

Analysis of your bill

Switching supplier

Adjusting your contracted power

Resources

English

Solar power

Generate clean energy

Rated 5.0

Costa del Sol · performance warranty

Generate your own energy by day

Why Sun System?

The cost of electricity looks random because it very nearly is. Prices change and hardly anyone sees what is really driving their bill.

Solar-powered home keeping its energy independence after sunset

What you pay

Your bill shows a total, but that number mixes energy, grid charges, taxes and shifting tariffs. Almost none of it is visible.

Family enjoying greater comfort and lower energy costs thanks to solar power

When you use it

Energy is not used evenly. Mornings and evenings cost more because demand is higher, and that is exactly when most homes lean hardest on the grid.

Clean solar energy helping create a healthier future for the next generation

What you control

Almost nothing. You do not control the price, or the power cuts, or how the grid behaves. You just adapt and hope it works out.

Luxury home with rooftop solar panels and modern architecture

Solar + battery

Etiqueta instalación

Detached house

Etiqueta vivienda

·

El Herrojo, Marbella

Electricity does not get more expensive overnight

Invisible consumption, outdated systems and no real control. We design installations that make every decision visible, measurable and deliberate.

Limited independence

The grid still decides when and how you use energy.

A static installation

Your system does not evolve as your needs change.

Hidden inefficiencies

Small losses add up to real money every month.

Rigid settings

Adapting to changes in demand is a chore.

FREE survey

Work out what your home could save

Find out what your home is capable of. We show you the savings available, your energy independence and how your system would perform, in a quick survey with no obligation.

Under a minute. No sales call.

Under a minute. No sales call.

Sun System

Rated 5.0 on Google · 22 reviews

Energy tailored
to homes like yours

Properly sized systems, with brand-name equipment and a real warranty. No surprises on the bill and no promises that go unkept.

Energy tailored
to homes like yours

Properly sized systems, with brand-name equipment and a real warranty. No surprises on the bill and no promises that go unkept.

Sun System

Sun System

Solutions

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Green Sun System S.L.

©2026 Made by Works230

Sun System is a solar installation company based in Estepona. We design, install and maintain photovoltaic systems, batteries and electric car chargers in Marbella, Estepona and across the Costa del Sol. We work with leading brands in the sector and every project is sized around the home's real consumption, with a warranty on both the equipment and the installation. All rights reserved.

Sun System

Rated 5.0 on Google · 22 reviews