The cost of installing solar panels in Poland depends on multiple variables including system size, brand selection, installer fees, roof condition, and available incentives. On average, a 5kW residential solar system in Poland may cost between 20,000 PLN to 35,000 PLN before. . Price per watt: The average cost of solar panels in Poland is around $2. Poland Solar Photovoltaic (PV) Power Market Outlook 2024 - 2033. This article will help you make informed decisions by exploring pricing factors, technological benefits, top solar panel products, and how. . The primary factor influencing the decision to install solar panels is the system's price. The average price for a 5 kW installation is around 25,000 – 35,000 PLN, but it can be significantly reduced thanks to support. . The cost of installing a 5 to 10 kWp photovoltaic system in 2025 may range from PLN 40,000 to PLN 60,000. 1 Warsaw, the capital city, receives an average of 1,595 sun hours per year. Residential solar panels are usually sized at 3kW to 8kW and. .