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Solar panel prices – how much does a solar power system cost?

The popularity of solar power systems has grown in recent years, and at the same time, solar panel prices have become more affordable. A solar electricity system installed for a detached house typically ranges from €4,100 to €10,000.

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Solar panel prices with installation starting at €4,100

The price of each solar system is calculated based on the specific property and overall setup. That’s why we recommend requesting a quote, the final price may often surprise you in a good way.

As a general rule, the installed price for solar panels typically ranges from around €4,100 to €12,000.

What affects the price of a solar power system?

The total cost of a solar power system depends on several factors, including:

  • the size of the system and number of panels

  • components such as the panels, inverter, and mounting system

  • installation complexity and site-specific factors

  • pricing determined by the service provider for the full package

Try out our panel calculator below to get an estimated cost for a solar system that fits your home.

Find the right solar power system with our calculator

Roof's direction
  • South
  • South-West
  • South-East
  • West
  • East
  • North-West
  • North-East
  • North
System's power (kWp)
6.72
Number of panels
16
Estimated annual output (kWh)
6543
Price estimate
1234 €
starting
123 € / kk
Available times on weekdays from 9 to 17.
Possible additional information.

Solar panel pricing examples

While it's difficult to give exact prices for every setup, here are a few real-world examples to give you a better sense of system sizes and typical pricing:

Detached house with annual consumption of approx. 15,000 kWh

A 12-panel system suits this level of consumption. The customer is looking for good value for money. The installed system costs around €4,900.

Vacation home with consumption under 10,000 kWh per year

Electricity use in this summer cottage is modest. An 8-panel system is installed to create a reliable and cost-effective solution. The installed system costs €4,100.

Electrically heated post-war house with annual consumption of 20,000 kWh

This high-consumption property is fitted with an 18-panel system. The customer wants the latest technology and premium equipment. The installed system costs €7,500.

See more solar panel packages

"The installation was just as it should be, nothing to complain about. The price felt exactly right for this system, and overall I can easily recommend it."

– Timo, Parainen

How many solar panels do I need?

System sizing depends heavily on individual needs, but the most effective setup is one that’s sized in proportion to the home’s electricity consumption. A good rule of thumb is to aim to cover about one-third of your annual usage.

The goal is to build an efficient system that prioritizes self-consumption and minimizes the share of electricity sold back to the grid. Solar electricity is most cost-effective when it’s used at home.

Which solar panels should I choose?

The most important thing is to design a system that matches your property’s actual electricity needs. Oversizing or undersizing the system rarely makes sense.

Once the right production target is clear, we look at what kind of system setup will achieve it most effectively.

So it’s not always about the “best” panel or inverter, it’s about the best overall system for your needs. After that, we can compare technical features, warranty periods, and prices.

Since system sizing can vary by case, we recommend discussing your needs with an expert. Don’t hesitate to contact our specialists with any questions about solar electricity.

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Solar panels for detached homes with flexible financing

Take advantage of our financing options and choose a payment schedule that works for you. You can now postpone your first payment completely free of charge:

  • Postpone your first payment by 6 months
  • Pay the full amount at once or in flexible installments
  • The first invoice is interest-free and free of fees

Learn more about installment options

Financing provided by OP Bank.

Request a quote

Fill out the form below, and we’ll create a tailored solar panel quote for your home.

Or get advice on anything related to solar electricity:

  Kalle Saariluoma, energy solutions, consumers
  [email protected]
  040 1990132

We contact customer during weekdays 8-17.

How to get solar panels on your roof 

1. Get a quote

First, submit a quote request either through the form on this page or contact our sales team directly.

2. Our experts contact you

We go through your wishes, needs, and questions related to solar power. We survey the property and give you a quote for the system, including installation.

 

3. Let's set the istallation date

Once you accept the quote, we choose a suitable date for the installation. The installation date is typically about 3–6 weeks from the order confirmation.

4. Installation 

Solar panels are installed on your roof, and we give you onboarding training. We notify the local electrical network company for a connection permit.

5. Invoicing upon completion of work

We only send the invoice after the work is successfully completed.

6. Monitor the system and its energy production 

The delivery includes a monitoring app that allows you to keep track of the production of your solar power system.

Contact us

Do you have questions about solar panels? Contact our experts.

  [email protected]
  +358 40 1273130