Slovenia Solar Report

Gain comprehensive insights into the statistics and metrics surrounding the solar production industry in Slovenia

  1. Weather and Climate (n.d). Average Monthly Sunshine in Ljubljana. Retrieved 24th January, 2025 from https://weather-and-climate.com/average-monthly-hours-Sunshine,Ljubljana,Slovenia
  2. Research Gate (2019, March). Analysis of the performance of photovoltaic systems in Slovenia. Retrieved 24th January, 2025 from https://www.researchgate.net/publication/330825888_Analysis_of_the_performance_of_photovoltaic_systems_in_Slovenia
  3. Country Economy (2024, June). Slovenia – Household electricity prices. Retrieved 24th January, 2025 from https://countryeconomy.com/energy-and-environment/electricity-price-household/slovenia
  4. NENE (2021, September). Reliability of Power System in Slovenia – Comparison of Scenarios. Retrieved 24th January, 2025 from https://www.djs.si/nene2021/proceedings/pdf/NENE2021_502.pdf
  5. IRENA (2024). Renewable Energy Statistics 2024. Retrieved 24th January, 2025 from https://www.irena.org/-/media/Files/IRENA/Agency/Publication/2024/Jul/IRENA_Renewable_Energy_Statistics_2024.pdf
  6. Balkan Green Energy News (2024, January). Slovenia exceeds 1 GW in solar capacity in 2023. Retrieved 24th January, 2025 from https://balkangreenenergynews.com/slovenia-exceeds-1-gw-in-solar-capacity-in-2023/
  7. Global Petrol Prices (2024, June). Slovenia electricity prices – The energy mix of Slovenia. Retrieved 24th January, 2025 from https://www.globalpetrolprices.com/Slovenia/electricity_prices/
  8. World Nuclear News (2024, October). Slovenia’s JEK2 unit would cost EUR9.5-EUR 15.4 billion, review says. Retrieved 24th January, 2025 from https://www.world-nuclear-news.org/articles/Slovenia-JEK2-unit-would-cost-EUR9.5-EUR15.4%20billion-%20review%20says
  9. Republic of Slovenia Statistical Office (2024, September). Prices of energy sources, 2nd quarter 2024. Retrieved 24th January, 2025 from https://www.stat.si/StatWeb/en/news/Index/13073
  10. Montel Energetika (2020, September). Retrieved 24th January, 2025 from https://www.energetika.net/eu/novice/slovenia/nearly-2500-new-solar-power-plants-installed-in-slovenia-in
  11. Renewable Market Watch (2023, April). Slovenian Solar Photovoltaic (PV) Power Market with Stellar Growth in 2022 and Excellent Development Opportunities by 2030. Retrieved 26th January, 2025 from https://www.renewablemarketwatch.com/news-analysis/487-slovenian-solar-photovoltaic-pv-power-market-with-stellar-growth-in-2022-and-excellent-development-opportunities-by-2030
  12. Salary Explorer (2024). Engineering Average Salaries in Slovenia 2024. Retrieved 30th January, 2025 from https://www.salaryexplorer.com/average-salary-wage-comparison-slovenia-engineering-c198f22
  13. World Salaries (n.d). Average Solar Photovoltaic Installer Salary in Slovenia for 2025. Retrieved 30th January, 2025 from https://worldsalaries.com/average-solar-photovoltaic-installer-salary-in-slovenia/
  14. Boljsaplaca Slovenia (n.d). Project Manager Management. Retrieved 30th January, 2025 from https://www.boljsaplaca.si/en/salaryinfo/management/project-manager
  15. Boljsaplaca Slovenia (n.d). General Labourer – General labour. Retrieved 30th January, 2025 from https://www.boljsaplaca.si/en/salaryinfo/general-labour/general-labourer
  16. Worldometer (LIVE). Slovenia Population. Retrieved 30th January, 2025 from https://www.worldometers.info/world-population/slovenia-population/
  17. Danube Water Program (2025, May). Sustainability Assessment. Retrieved 30th January, 2025 from https://sos.danubis.org/eng/country-notes/slovenia/
  18. Statista (2022, March). Average monthly rents for industrial and logistic property in Slovenia 2019, by city. Retrieved 30th January, 2025 from https://www.statista.com/statistics/1023436/average-monthly-rents-for-industrial-and-logistic-rents-slovenia/
  19. IRENA (2024, July). Energy Profile – Slovenia. Retrieved 30th January, 2025 from https://www.irena.org/-/media/Files/IRENA/Agency/Statistics/Statistical_Profiles/Europe/Slovenia_Europe_RE_SP.pdf
  20. Wikipedia (2024, October). Energy in Slovenia. Retrieved 30th January, 2025 from https://en.wikipedia.org/wiki/Energy_in_Slovenia
  21. World Data (2024, December). Energy consumption in Slovenia. Retrieved 30th January, 2025 from https://www.worlddata.info/europe/slovenia/energy-consumption.php
  22. ELES (n.d). Slovenia’s transmission network. Retrieved 30th January, 2025 from https://www.eles.si/en/slovenias-transmission-network
  23. Our World in Data (2022). Slovenia: Energy Country Profile. Retrieved 30th January, 2025 from https://ourworldindata.org/energy/country/slovenia
  24. Republic of Slovenia (2024, December). Renewable Energy and Energy Efficiency. Retrieved 30th January, 2025 from https://www.gov.si/en/registries/projects/the-recovery-and-resilience-plan/about-the-recovery-and-resilience-plan/green-transition/renewable-energy-and-energy-efficiency/
  25. Balkan Green Energy News (2023, July). Slovenia regulates locations for renewables with new law, accelerates permitting. Retrieved 30th January, 2025 from https://balkangreenenergynews.com/slovenia-regulates-locations-for-renewables-with-new-law-accelerates-permitting/
  26. Journal of Energy Technology (2016, October). AN OVERVIEW OF REGULATIONS REGARDING PHOTOVOLTAIC SYSTEMS IN SLOVENIA. Retrieved 30th January, 2025 from https://www.fe.um.si/images/jet/Volume_9_Issue_3_Paper3.pdf
  27. PV Magazine (2025, January). Slovenia allocates €16 million for solar energy communities. Retrieved 30th January, 2025 from https://www.pv-magazine.com/2025/01/29/slovenia-allocates-e16-million-for-solar-energy-communities/
  28. PV Knowhow (2025, January). €16M Boost: Slovenia Fuels Solar Communities for a Greener Future. Retrieved 30th January, 2025 from https://www.pvknowhow.com/e16m-boost-slovenia-fuels-solar-communities/
  29. Balkan Green Energy News (2022, April). Slovenia inaugurates Prapretno, its biggest solar power plant. Retrieved 31st January, 2025 from https://balkangreenenergynews.com/slovenia-inaugurates-prapretno-its-biggest-solar-power-plant/#:~:text=The%20Hrastnik%20municipality%2C%20part%20of,is%20disabled%20in%20your%20browser.
  30. Balkan Green Energy News (2023, June). HESS opens Slovenia’s biggest solar power plant as part of the Brežice hybrid system. Retrieved 31st January, 2025 from https://balkangreenenergynews.com/hess-opens-slovenias-biggest-solar-power-plant-as-part-of-brezice-hybrid-system/
  31. CE Energy News (2024, June). Slovenia unveils plans for the country’s first floating solar power plant. Retrieved 31st January, 2025 from https://ceenergynews.com/renewables/slovenia-unveils-plans-for-the-country-first-floating-solar-power-plant/
  32. Bisol Energy (n.d). Homepage. Retrieved 31st January, 2025 from https://www.bisol.com/soncna-elektrarna-bisol?lang=sl
  33. Plan-net solar doo. Homepage. Retrieved 31st January, 2025 from https://www.plan-net-solar.si/o-podjetju
  34. Kon Tiki Solar. Homepage. Retrieved 31st January, 2025 from http://www.kontiki-solar.si/
  35. Power Sol. Homepage. Retrieved 31st January, 2025 from https://powersol.si/
  36. Renewable Market Watch (2023, April). Slovenian Solar Photovoltaic (PV) Power Market with Stellar Growth in 2022 and Excellent Development Opportunities by 2030. Retrieved 31st January, 2025 from https://www.renewablemarketwatch.com/news-analysis/487-slovenian-solar-photovoltaic-pv-power-market-with-stellar-growth-in-2022-and-excellent-development-opportunities-by-2030

Key points

  • All figures have been converted into USD

Yearly sunshine (sun hours per year)

Slovenia typically enjoys between 1,330 and 2,976 hours of sunshine each year, though this amount can change depending on the location and time of year. 1

Read more

kWh per kWp installed

In Slovenia, the average annual solar energy yield in Slovenia is around 1038 kWh/kWp. 2

Read more

 

Average cost per kWh from utility company

The average cost of electricity for household consumers in Slovenia is approximately $0.2247 per kWh, while the cost excluding taxes is around $0.1819 per kWh. 3

Read more

 

Reliability of electrical power supply grid

Slovenia boasts a generally reliable electricity grid with a robust transmission network that ensures uninterrupted and high-quality power delivery. However, grid reliability can be impacted during winter periods due to increased energy demand and reduced solar power output. 4

Read more

 

Detailed Information

  • All figures have been converted into USD

    • Total solar panel production capacity (installed)

    According to IRENA, Slovenia has installed around 1034 MW of solar PV capacity as of 2023. 5

    Total solar panel production capacity (projected)

    Slovenia aims to significantly increase its solar energy capacity, with a projected 6.2 GW of total solar power capacity by 2030, as outlined in the revised Integrated National Energy and Climate Plan (NECP). 6

    Average costs of various electricity generation sources (coal, natural gas, solar, etc)

    • Nuclear: $0.045 – $0.049 USD per kWh. 8
    • Natural Gas: $0.1020 USD per kWh. 9

    Percentages of various electricity generation sources (coal, natural gas, solar, etc)

    • Nuclear: 43.21%
    • Fossil fuels: 27.10%
    • Hydro: 25.22%
    • Solar: 4.39%
    • Wind: 0.08% 7

    Average daily availability of electricity from the national grid (measured in hours)

    In Slovenia, electricity is available 24 hours a day, providing consistent and reliable power to both urban and rural areas. The country boasts a robust energy infrastructure that ensures residents and businesses enjoy uninterrupted access to electricity throughout the year. 4

    Number of residential solar panel installations

    Although the exact average number per household isn’t readily available. In 2019, Slovenia had nearly 2,500 residential solar installations, totaling 31.2 MW. Driven by falling costs, supportive policies, and streamlined processes, the country’s solar capacity has surged to over 1 GW, with residential installations significantly contributing to this growth. 10

    Total number of solar farms (installed and projected)

    The exact number of the total number of solar farms in Slovenia is not publicly available.

    Off-grid market demand for solar panels (current and projected)

    Despite the growing solar market, most installations in Slovenia are currently grid-connected, meaning the off-grid segment is still relatively underdeveloped. However, As the price of solar technology continues to decrease and battery storage technology improves, the demand for off-grid solar systems is expected to rise in Slovenia, particularly in areas with limited grid access. 11

    On-grid market demand for solar panels (current and projected)

    36

    Current Demand: As of the end of 2022, Slovenia had a cumulative installed solar PV capacity of 711 MW, with an increase of 250 MW compared to 2021. The residential solar market accounted for almost all of the new capacity additions.

    Projected Demand: Slovenian demand for grid-tied solar panels is poised for substantial growth, driven by supportive policies, expanded net-metering, and the ongoing European energy crisis. The Ministry of Infrastructure aims to install 1 GW of new solar PV capacity by 2030, a plan backed by national grid operators ELES and SODO.

    Average monthly income of workers in solar industry (labor cost)

    Solar Engineer: Therefore, the average monthly income for a solar engineer in Slovenia is approximately $1,741.76 USD. However, salaries can range from $553.97 USD (lowest average) to $3,682.44 USD (highest average). 12

    Solar PV Installer: A Solar Photovoltaic Installer working in Slovenia will typically earn around $1,320 USD monthly, and this can range from the lowest average salary of about $508 USD to the highest average salary of $1,955 USD. 13

    Project Manager: The average monthly income of a solar project manager in Slovenia is approximately $2,267 USD to $4,418 USD. This range can vary based on factors such as experience, specific job responsibilities, and the employing company. 14

    General Labor: The average monthly income of a general laborer in Slovenia is approximately $1,353 USD to $2,808 USD. 15

    Population of the country

    As of January 2025, the population of Slovenia is approximately 2,117,762. 16

    Average overhead costs of solar panel production (with a brief breakdown)

    Factory rent

    The average cost of factory rent in Slovenia varies by city and region. Generally, it ranges from $6.76 USD to $11.96 USD per square meter per month. 18

    Utilities (electricity, water, etc)

    Electricity: The average cost of electricity for household consumers in Slovenia is approximately $0.2247 per kWh, while the cost excluding taxes is around $0.1819 per kWh. 3

    Water: The average cost of water per cubic meter in Slovenia is approximately $1.02 USD. 17

    Equipment maintenance

    The cost of maintaining solar equipment in Slovenia can vary depending on the size and complexity of the system. Generally, maintenance costs include regular cleaning, inspection, and occasional repairs or replacements of components like batteries and inverters.

    Administrative costs

    Salaries & wages: The average monthly income for a solar engineer in Slovenia is approximately $1,741.76 USD. The average monthly income of a solar project manager in Slovenia is approximately $2,267 USD to $4,418 USD. The average monthly income of a general laborer in Slovenia is approximately $1,353 USD to $2,808 USD. 121415

    A summary of the energy infrastructure

    Total Installed Capacity

    As of 2023, Slovenia’s total installed electricity capacity from all sources is approximately 4.8 gigawatts (GW). 19

    Electricity Generation

    In Slovenia, electricity generation is primarily sourced from nuclear power, which accounts for the largest share, followed by hydropower and coal, with roughly one-third of the country’s electricity coming from each of these sources respectively; this means Slovenia has a relatively balanced mix of energy sources, with nuclear power dominating overall. 20

    Electricity Consumption

    In 2022, Slovenia’s total electricity consumption was approximately 13.08 billion kWh. This translates to an average of 6,169 kWh per capita. 21

    Grid Infrastructure

    Slovenia’s electricity grid relies on a high-voltage transmission network operating at 400 kV, 220 kV, and 110 kV. This network carries power generated from sources like nuclear, thermal, and hydro plants to distribution points and major consumers. Importantly, Slovenia is interconnected with neighboring countries (Austria, Italy, Croatia, and Hungary) through high-voltage lines, enabling the exchange of electricity for greater energy security and stability. 22

    Energy Access

    Slovenia has a high rate of energy access. Nearly 100% of the population has access to electricity. 23

    Some of the government regulations surrounding solar panel production

    • Act on the Promotion of the Use of Renewable Energy Sources: This act aims to increase the use of renewable energy sources, improve energy efficiency, and reduce greenhouse gas emissions. It includes regulatory changes to unlock the production potential of renewable energy and improve energy efficiency in the economy. 24
    • Law on the Introduction of Devices for the Production of Electricity from Renewable Energy Sources: This law facilitates the determination of suitable areas for wind and solar power plants. It regulates the licensing of network connections and equipment, including energy storage systems. The law also prioritizes areas for photovoltaic systems, such as larger roofs, closed landfills, and energy infrastructure. 25
    • Net Metering Policy: Slovenia introduced a net metering policy to encourage the adoption of renewable energy sources. This policy allows solar panel owners to feed excess electricity back into the grid and receive credits on their utility bills. 26
    • Support Schemes: Slovenia has implemented support schemes for photovoltaic systems to help offset high production costs and low electricity prices on the market. These schemes include subsidized prices, feed-in tariffs, and metering and operational support. 26

    Government initiatives in solar panel production (includes investments and subsidies)

    • €16 Million Solar Communities Program: Slovenia has allocated €16 million to support solar energy communities. This program, running until 2027, provides non-refundable grants to local energy communities for photovoltaic (PV) projects. Projects must have at least 100 kW of installed PV capacity, with or without battery storage. 27
    • EU Cohesion Policy Funding: Slovenia has received €11.9 million in European Union funding to support community self-supply of electricity between 2025 and 2027. This funding aims to expand decentralized energy production and develop smart energy systems. 28
    • European Investment Bank (EIB) Financing: The EIB has provided €284 million in financing for Slovenia in 2024, targeting energy projects, business innovation, and capital markets. This includes loans to upgrade Slovenia’s electricity grids and integrate renewable energy. 28

    Notable solar projects in the country (installed and projected)

    Installed Projects

    Brežice solar power plant

    • Location: Sava, Brežice
    • Capacity: 6 MW
    • Details: It is the only solar power plant in Slovenia connected to the 110 kV transmission grid, according to HESS CEO Bogdan Barbič. The project was initiated in August 2021, with installation commencing in May 2022. 30

    Prapretno solar power plant

    • Location: Hrastnik, Zasavje region
    • Capacity: 3 MW
    • Details: The power plant is operated by Holding Slovenske elektrarne (HSE). This plant is built on a rehabilitated landfill from a former coal-fired power station and has the potential to be expanded further to reach a higher capacity. 29

    Projected Projects

    Družmirje Floating Solar Power Plant (Družmirje FSPP)

    • Location: Southeast Slovenia, Slovenia.
    • Capacity: 140 megawatt-peaks (MWp)
    • Details: The project is anticipated to generate 140 gigawatt-hours annually, cover half the lake’s surface, and power approximately 35,000 homes. 31

    Some of the notable solar companies (plus brief details on what they do)

    BISOL Group: This company specializes in producing high-quality solar products, such as PV modules and mounting solutions. Their PV modules are known for their exceptional quality and minimal degradation over time. 32

    PLAN-NET SOLAR: This Slovenian company, based in Brezovica, focuses on providing comprehensive solar energy solutions. They offer a wide range of products and services, including solar energy equipment, net metering, electric vehicle sales, and complete solar power system solutions encompassing project planning, installation, and maintenance. 33

    KON TIKI SOLAR: They offer a wide range of solar solutions, including photovoltaic systems, solar modules, solar regulators, and mounting systems. They also provide services like net metering and self-supply systems for off-grid locations. 34

    PowerSol SE: They offer solar panels designed to be highly efficient and ensure maximum solar production throughout the year, even on roofs with complex angles. They also provide solutions for reducing electricity bills and promoting sustainable energy. 35

Solar News Related to Slovenia

Slovenia solar power Breakthrough: 1 Amazing Solar Plant Permit Secured

April 19, 2025

Read More
See More

Our Services

Business Plan E-Course 

Learn more about our free e-Course here

Full Scale Solar Production Service

Learn more about our full scale production service here

Consulting Service

Learn more about our free consulting service here

Turnkey Service

Learn more about our free turnkey service here

Are you interested in starting your own solar module production line?

We can help you start your own solar module production company. With our 100% turnkey service, we will deliver the needed machines, do a technology transfer, provide expert and excellent support, and help you with the know-how needed to start even if you don't have any previous experience in this industry.

Start Your Own Solar Panel Production Line Today!

Find your perfect solution
>