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Finland is renowned for its world-leading education system. This is also manifested in the development of technology that helps Finnish people improve their quality of life, which is getting better, cleaner, and healthier.
In recent years, Finland has experienced innovation in the use of solar energy. This is supported by various factors, including government policies and subsidies, private sector involvement, and the country’s target to become carbon neutral by 2035.
Finland has an estimated 400MW of solar energy capacity, which is increasing as it becomes more widely deployed in urban and rural areas. This article presents the top 7 inverter manufacturers in Finland and the suppliers that dominate the market to support the country’s energy transition targets.
Top 7 Inverter Manufacturers in Finland 2025
| Ranking | Manufacturers |
|---|---|
| 1 | Ralos OY |
| 2 | MSc Electronics OY |
| 3 | ACS-Infinity AB |
| 4 | Elcon Solutions OY |
| 5 | Aurinkosähkötalo Eurosolar Oy |
| 6 | Innoais Oy |
| 7 | Scanoffice Oy |
Ralos OY
| Established | 2017 |
|---|---|
| Official Website | https://ralos.fi/ |
| Headquarters | Tampere, Finland |
Ralos Oy is a top provider of microinverter and Heterojunction Technology (HJT) solar panels in Finland, focused on making solar power plants more efficient and competitive. They supply a wide range of high-performance, safe products, including solar panels, inverters, and mounting systems.
In addition to selling equipment, they also design and build eco-friendly solar power plants for businesses and communities. Their inverter selection features microinverters with power capacities ranging from 1.1 kWp to 2.2 kWp.
MSc Electronics OY
| Established | 1985 |
|---|---|
| Official Website | www.msc.eu |
| Headquarters | Tampere, Finland |
MSC Electronics is in second place among the top 7 inverter manufacturers in Finland. With over 35 years of experience and over 16,000 power converters shipped worldwide, MSc Electronics Oy has built a strong reputation as a trusted industry partner. The company specializes in developing cutting-edge converters for new applications while also refining existing technologies to meet the evolving needs of smart grids, renewable energy, and industrial sectors.
MSc Electronics provides a wide range of products, including an on-grid inverter with a nominal power of 83 KW at 400VAC, which is suitable for several inverter applications such as energy storage, DC photovoltaic farms, battery discharging, and sustainable energy solutions. Other products are DC/DC Converters and Battery discharge systems.
ACS-Infinity AB (Automation & Charger Solutions)
| Established | 2018 |
|---|---|
| Official Website | https://www.acs-energy.com/ |
| Headquarters | Åland Islands, Finland |
In third place among the top 7 inverter manufacturers in Finland is ACS-Infinity AB, a wholesaler that provides a wide selection of high-quality products from well-known manufacturers. Their inverter lineup features trusted brands like Fronius, Growatt, GoodWe, AP Systems, Huawei, and Ferroamp. These inverters are designed for top-notch efficiency and reliability, ensuring smooth and effective solar energy conversion and management.
Elcon Solutions OY
| Established | unknown |
|---|---|
| Official Website | www.elcon.fi |
| Headquarters | Naantali, Finland |
Elcon Solutions Oy, founded in Finland, designs, manufactures and supplies AC and DC power systems with battery backup. Its solutions support various applications, from power plants and electricity distribution to railway systems, industrial operations, ICT, and telecommunications. With a strong emphasis on modular design and cutting-edge technology, the company prioritizes in-house development, manufacturing, and rigorous testing to deliver high-quality, customized power systems that meet each customer’s unique needs.
Elcon offers a wide range of inverter products for industrial and railway applications, including the ODS-3000 Series, ODS-1500 Series, ODS-750 Series, and ODX-6000 Series.
On July 1, 2024, Elcon Solutions Oy officially merged with Polarinst Oy, the company that acquired it in 2021. Following the merger, Elcon Solutions Oy’s Business ID was discontinued and replaced with Polarinst Oy’s Business ID (FI29327349).
Then on August 1, 2024, Polarinst Oy rebranded as Elcon Oy as part of a strategic effort to reinforce the brand and fully integrate the operations of both Elcon Solutions Oy and Polarinst Oy into a unified company. This name change marked the next phase in the merger process, solidifying the transition into a single, cohesive entity.
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Aurinkosähkötalo Eurosolar Oy
| Established | 1993 |
|---|---|
| Official Website | https://www.eurosolar.fi/ |
| Headquarters | Turku, Finland |
Founded in 1993, Aurinkosähkötalo Eurosolar Oy is a family-owned Finnish company with over 30 years of expertise in providing top-tier solar energy solutions. The company offers various products, including solar panels and accessories, catering to wholesale and retail markets.
The company offers various inverter types, mainly from Victron Energy, Fronius International GmbH, Shenzhen Growatt New Energy Technology, etc.
In 2023, Aurinkosähkötalo Eurosolar Oy reported around €8.7 million in revenue, a 42% drop from the previous year. Their operating profit margin was 2.7%, down from 6% in the prior year. Despite these financial challenges, the company remains committed to providing high-quality solar energy solutions. It focuses on expanding its product range to meet its customers’ changing demands better.
Innoair Oy
| Established | 2008 |
|---|---|
| Official Website | https://www.innoair.fi/ |
| Headquarters | Helsinki, Finland |
Listed as one of the top inverter sellers in Finland, Innoair Oy is a Finnish company that focuses on importing, selling, installing, and maintaining technical equipment. The company operates under various brand names, such as Innoheat, Innohuolto, and Innolämpö.
In 2023, Innoair Oy reported revenue of about €5.16 million, a 32.3% decline from the previous year. The company lost €195,100, resulting in an operating margin of -3.8%. At the time, Innoair employed 37 people. Despite these financial challenges, Innoair Oy remains committed to delivering innovative ventilation solutions to improve indoor air quality and energy efficiency.
Scanoffice Oy
| Established | 1984 |
|---|---|
| Official Website | https://scanoffice.fi/ |
| Headquarters | Espoo, Finland |
Scanoffice Oy is a Finnish company that specializes in importing and wholesaling clean energy products, including heat pumps, air treatment devices, and solar power systems. With over 40 years of experience, the company has become a prominent supplier in the Nordic region, offering solutions that promote energy efficiency and sustainability.
The company supplies solar panels from trusted brands like Hanwha Q Cells, Canadian Solar, and HD Hyundai Energy Solutions. Their inverters are sourced from renowned manufacturers such as Fronius and KACO New Energy, ensuring reliable and efficient solar energy conversion.
Find out more about the top list of inverter manufacturers here:
Top 10 Best Solar Inverter Manufacturers in the World
Top 10 Inverter Manufacturers In the USA
Top 10 Best Inverter Manufacturers in Europe
Conclusion
The demand for high-quality and efficient solar inverters is rising as Finland transitions towards more sustainable energy solutions. These op 7 inverter manufacturers in Finland, including established players like Fronius, GoodWe, Huawei, and newer innovators, contribute to developing robust solar power systems that help meet the country’s renewable energy goals.
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