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What to consider before buying photovoltaic solar panels?

Below are some of the things you need to know and look for when shopping for the best solar panels for your home.

01 | The condition of your roof

Before buying PV solar panels, you should first ask yourself if your roof is ready for it. If your roof is old or needs repairs, you should consider getting it done before installing panels on it. This way, you won’t have to pay to dismantle the panels and install them when you are ready to fix your roof.

02 | Solar panel size

We recommend buying the ones that work well with your roof. If you have enough space on your roof, you can consider getting the larger ones that maximize energy production. Better still, our solar panel installers can visit your home to assess your roof and pick the right solar panel for your property.

03 | Solar panel types

Next, you have to decide whether to buy monocrystalline or polycrystalline solar panels. You will also need to decide if you are buying foil-glass panels or glass-glass models. Our experts will be happy to walk you through your options and help you make the right pick.

04 | Efficiency and wattage

The higher the efficiency and wattage of your solar panels, the more effectively they will generate solar energy. At Voltaicos, we only supply and install high-efficiency and high-performance solar panels, ensuring you get enough solar power.

05 | Solar panel costs

Keep in mind that you may need inverters, batteries, and other products to complete your solar system installation. As your installer, we will help you find the best solar panels for your budget and household energy needs.

06 | Warranty

Solar panel installation is a big investment. So, you want to make sure you buy products that will last you for several years. The solar panels for sale at Voltaicos have up to a 30-year warranty.

Why buy solar panels from Voltaicos?

As one of the best solar panel companies in the Algarve, we carry only products from major brands like JaSolar, Trina, and Jinko, which are known for their high efficiency and durability. What’s more, all the solar panels for sale at our company come with a 25-year warranty. So, when you buy from us, you can be sure the solar panels will last well into the future.
Energia Solar no Algarve

We supply and install high-efficiency solar panels

Highly competitive solar panel prices

Experienced solar panel installers

Our panels have up to 25-year warranty

We offer free, no-obligation quote

Talk to a trusted

solar panel installer

Are you considering buying solar panels for your home? Whether it’s to cut down your energy bills or reduce your carbon footprint, our solar panel experts will help you design and install the right solution for your home. Stop your search for “solar installers near me” and book a free consultation with our team today. One of our experts will reach out to you as soon as possible.

Comprehensive solar energy services

Custom solar installations

As one of the leading solar companies in Portugal, we offer solar power solutions to meet all our client’s energy needs. Whether you want to power your home with sustainable energy from the sun, install a solar carport or just want to buy solar energy equipment, we have you covered. Our solar services include:

EV Charger

Car Port

Frequently Asked Questions

Photovoltaic solar panels typically last between 25 and 30 years, maintaining reliable performance with only minor efficiency losses over time. Reputable brands like JA Solar, Trina, and Jinko are known for their durability and long-lasting quality, especially in hot climates like the Algarve. Additionally, most panels come with a 25-year warranty, ensuring dependable energy production for decades.

The cost of solar panels can vary depending on the system size, the type and quality of the panels, and installation complexity. On average, residential solar installations in Portugal range from €4,000 to €10,000 for a typical system, with larger or more advanced setups costing more.
Investing in solar panels is highly cost-effective, as it reduces electricity bills and can pay for itself over time. High-quality brands like JA Solar, Trina, and Jinko offer excellent performance and durability, making them a smart choice for sunny regions like the Algarve. Additionally, government incentives and financing options may help offset the initial investment.

Yes, the electricity costs have increased in Portugal by 41.12% in the last ten years, and this trend will likely continue. With 300 days of sunlight in Portugal, installing a solar system can help you save significantly on electricity bills. In addition, you will be reducing your home’s carbon footprint and making our environment more sustainable—making it a smart and undeniably beneficial investment for your home and the planet.

The average efficiency of solar panels ranges from 15% to 22%. High-quality brands like JA Solar, Trina, and Jinko offer panels at the higher end of this range, meaning they convert more sunlight into usable electricity. Additionally, some brands guarantee 87% efficiency after 30 years, ensuring long-term performance. Efficiency can vary based on the panel type, installation angle, and local climate conditions.

Some of the best solar panels in Portugal come from trusted brands like JA Solar, Trina, and Jinko, renowned for their high efficiency and durability in sunny climates. Their N-type panels, which typically use monocrystalline cells, perform exceptionally well in hot regions like the Algarve, offering better temperature tolerance and higher efficiency in direct sunlight. These panels are ideal for maximizing energy output in areas with intense sunlight and high temperatures. With long-term warranties of up to 25-30 years, they are a reliable choice for both residential and commercial installations.