Renewable Energy Transformer Market Size - By Product, By Cooling, By Rating, By Application, Analysis, Share, & Forecast, 2025 - 2034

Renewable Energy Transformer Market Size

The global renewable energy transformer market was estimated at USD 9.9 billion in 2024 and is estimated to reach the value of USD 23.9 billion by 2034, growing at a CAGR of 9% from 2025 to 2034. Power generation from solar and wind resources and cleaner power generation globally are the primary factors stimulating the market growth.
 

Increased investment in energy storage systems and modernization of the grid are also driving the need for reliable and efficient transformers that can handle changing power flows. The creation of compact digital monitoring systems which van type smart instruments fit into, and the integration of smart grids is leading to new product innovations.
 

To illustrate, in 2023 Hitachi Energy launched TXpert Solution, which adds further digitization to transformer monitoring while enhancing key performance metrics such as reliability, sustainability, and advanced monitoring.
 

The market growth is being sustained by the efforts of government and utility companies which have set targets for the use of renewable energy. At the same moment, the market struggles with complex regulations, boundaries in supply chain, and fluctuations in raw material prices.
 

The shift in the landscape is occurring due to changes made by industry incumbents and new entrants who are designing and producing advanced customized transformers that meet current policy on energy and environmental considerations. For example, in October 2023, Siemens and Microsoft partnered to accelerate the use of AI across businesses by integrating Microsoft cloud and AI services to Siemens’ industrial business, to improve productivity and innovation.
 

The Trump administration's tariffs, particularly those on imported steel, aluminum, and electrical components, are poised to significantly impact the renewable energy transformer market. These tariffs can lead to increased costs for critical materials, resulting in higher production expenses for transformers essential to renewable energy projects. Consequently, this may cause delays in project timelines and discourage investment in renewable infrastructure, potentially hindering the growth and adoption of clean energy solutions.
 

Renewable Energy Transformer Market Trends

• As the global focus shifts to sustainable energy sources, the market for renewable energy transformers continues to expand. The application of real-time monitoring systems alongside IoT sensors is enhancing the efficiency and dependability of transformers.
   
• For instance, in March 2025, VIE Technologies along with RESA Power formed a partnership to implement AI-based analytic technologies for transformer monitoring, modernizing its reliability, safety, and efficiency across multiple energy sectors.
   
• Smart transformers facilitate performance enhancement and maintenance foresight, aiding in the modernization of the electrical grid. Regulatory frameworks, public initiatives, and environmental strategies motivate the use of emission-reducing, eco-friendly transformers.
   
• To illustrate, in October 2023, the USD 3.5 billion allocation for 58 projects across 44 states demonstrating enhanced grid reliability and climate resilience serves the purpose of boosting the shift towards renewable energy transformers.
   
• The growth of decentralized renewable energy sources requires transformers capable of managing variable power inputs while maintaining grid stability. The market faces ongoing challenges, including supply chain limitations and high infrastructure investment requirements, which affect market growth and renewable energy implementation.
   

Renewable Energy Transformer Market Analysis

• In the renewable energy transformer industry, both distribution, power transformers and inverter duty transformers are experiencing significant trends shaped by the global shift toward sustainable energy sources. The market was valued at USD 7.8 billion, USD 8.7 billion and USD 9.9 billion in 2022, 2023 and 2024 respectively. The distribution transformers dominate the market and is expected to cross over USD 9.1 billion by 2034.
   
• Smart grid focusing IoT sensors and real-time monitoring systems improve the performance and reliability of distribution transformers. The advancement enables the flawless incorporation of solar and wind energy into pre-existing power systems.
   
• To meet environmental standards, manufacturers design products using non-toxic materials and develop energy-efficient transformers. For example, in November 2023, DNV, Siemens Energy and other partners jointly initiated a project intended to enhance the sustainability of transformers using standardized methods, life cycle assessments, and environmental product declarations.
   
• Power transformers can handle the high capacities required for large scale renewable installations. The modification includes high voltage transformers that relay electricity over long distances from renewables to urban centers. Advances in parts like insulation and cooling systems further improve the durability and reliability of the transformer.
   
• For example, in 2024 Lamco Transformers launched new renewables integration innovations like advanced cooling, amorphous cores, and on-load tap changers. Furthermore, blending IoT and AI with green fluids is also enhancing operational efficiency as well as environmental sustainability. 
   
• In addition, expanding the use of inverter duty transformers is of increasing significance as these equipment are tailored for the functioning of renewable energy inverters. They solve problems such as harmonic distortions and voltage fluctuations, thereby ensuring dependable operation of renewable energy systems.
   
• For instance, Danish Power Limited Incorporated received several contracts in December 2024 for providing inverter duty transformers for over 1 GW of solar projects in Rajasthan, Gujarat, and Andhra Pradesh, which indicates growing demand for these transformers.
   

• In the renewable energy transformer market, application segments such as hydro energy, wind farms, and solar photovoltaic (PV) systems exhibit distinct trends. The hydro energy application segment held 42% of market share in 2024 and is anticipated to grow at a CAGR of over 8% till 2034.
   
• There is a steady demand for transformers within the hydropower application to support new and existing hydroelectric projects, focusing on efficiency and durability. Wind energy applications are rapidly growing with the growth of offshore and onshore wind installations and require transformers that can handle variable power outputs and stabilize the grid. 
   
• As an example, in 2023 India’s National Electricity Plan forecasts offshore wind energy capacity will increase from 45 GW in January 2024 to 122 GW by 2032. The intention of reaching 140 GW by 2030 is sought with the help of other policy measures in tandem with annual auctions. 
   
• With the subsidization of solar panels, the continual development of photovoltaic solar cells is augmenting the requirement of devices that manage the fluctuation of electrical power and enable grid connection.
   
• The renewables sector focuses on environmentally friendly transformers with advanced monitoring equipment that respond to a greater scope of current energy and environmental mandates.
   
• For instance, in April 2025 Vaisala real time health monitoring DGA OPT100 with Nitrogen and Oxygen monitoring upgrade allow for better real time monitoring of transformers and fault detection, thereby reducing failure risks.
   

• The U.S. renewable energy transformer market experienced significant growth in 2022, 2023 and 2024 and was valued at USD 1.5 billion, USD 1.7 billion and USD 1.9 billion respectively. The market is estimated to reach over USD 4.8 billion by 2034.
   
• The adoption of solar and wind power is creating new demand for transformers that control variable inputs and stabilize the grid. These new supplies are changing the market. Efforts to modernize infrastructure, enhance system resilience, and support smart grid's real-time monitoring requires the replacement of aging.
   
• As an instance, in April 2025, with the aim of modernizing the electric grid, Dre Baglino, a former Tesla executive, launched Heron Power, which is focused on creating solid state transformers. The company offers compact passive devices for renewable energy management that enhance grid stability. 
   
• The European renewable energy transformer market is driven by the renewables targets, investments in smart grids, and the electrical Infrastructure upgrading. Germany continues to lead the market with the expansion of wind and solar and its commitment to carbon-neutrality. Growth in the region is supported by policy and investment in offshore wind projects that increase the need for efficient transformers.
   
• For example, in April 2023, Siemens Energy along with Dragados Offshore won a contract of USD 7.69 billion to provide HVDC technology for three 2 GW offshore grid projects in the German North Sea, which TenneT will use for power transmission infrastructure.
   
• The growth of the Asia Pacific renewable energy transformer market is largely due to industrialization, urbanization, and investments in renewable energy. China dominates the region's market in the installation of wind and solar energy, manufacturing, and in the improvement of grid infrastructure.
   
• Government support, advancement in technology, and energy security focus boosts the demand for transformers in renewable applications. As an instance, in January 2023, China's State Grid Corporation announced plans to invest USD 70 billion in grid infrastructure upgrades to enhance the consumption of renewable power.
   
• The Middle East and Africa region is growing through clean energy adoption and diversification of energy sources. The United Arab Emirates propels regional expansion with its solar initiatives, green hydrogen projects, and smart city projects.
   
• The region is gaining from the sustainable development programs and the upgrades to the transmission infrastructure that are meant to withstand harsh conditions. For example, in 2023, DEWA commissioned 14 new 132 kV substations along with 120 km of underground cabling in Dubai to improve reliability of the grid and meet the increased power demand.
   

Renewable Energy Transformer Market Share

The top six companies in the renewable energy transformer industry are Siemens Energy, Hitachi Energy, GE Vernova, Mitsubishi Electric, Eaton and Hyosung Heavy Industries which held above 40% markets share in 2024. The companies through sophisticated product design, global project management, and extensive R&D spending are able to manage large-scale renewable integrations with solid efficiency and reliability.
 

Siemens Energy maintains a competitive edge in the worldwide market for renewable energy transformers because of their extensive market coverage and the topical technology portfolio as well as their technology focus on renewable integration into the grid. The company's purpose-built transformers for wind and solar power are under continuous development and sustenance through business partnerships.
 

Expansion of Siemens Energy’s digitalization and smart grid solutions capabilities strengthen its competitiveness in the market by allowing the company to address increased demand for sustainable energy frameworks. As an example, in 2021, Siemen’s Energy introduced Edgeformer and Edgegear, high-voltage multifunctional edge computing devices, which enhance dependability of the grid by allowing secure data processing at substations in real-time.
 

Renewable Energy Transformer Market Companies

• Hitachi Energy focuses on the development of ultra-efficient transformers designed specifically for applications in wind and solar power. The firm implements the sophisticated grid technologies with a global scope for supporting operational activities, especially in regard to digital solutions and sustainability. For example, earlier in June 2024, Hitachi Energy announced an increased investment in manufacturing, engineering, digitalization, R&D, and partnerships to further accelerate the clean energy transition.
   
• GE Vernova utilizes grid technology expertise in developing new transformers for renewable energy. It offers transformers for utility scale, solar and wind projects and continues to develop more sophisticated transformer solutions. Its efforts in decarbonization and the resilience of energy systems has set it apart in the clean energy field. To illustrate, in December 2024, GE Vernova was awarded a contract with 50Hertz Transmission GmbH for provision of strengthening the grid with renewables in Germany Advanced STATCOM technology.
   
• Mitsubishi Electric develops and produces solar and wind energy-efficient transformers that incorporate cooling, control, and insulation systems. The Mitsubishi Electric Japan subsidiary is active throughout Asia, Europe, and North America in the development of sustainable infrastructure. For instance, HD Renewable Energy and Mitsubishi Electric Japan formed a joint venture in Japan in February 2025 to integrate solar and battery systems for enhancing grid resilience and facilitating emissions-free targets.
   
• Eaton is a provider of energy storage and smart grid ready compact transformers for decentralized renewable energy generation. The company’s strategic direction emphasizes on advancing system electrification. For example, in August 2023, Eaton announced to repurpose more than USD 500 million on North American plants to advance digitalization, energy transition, and harbor industry-wide electrification.
   
• Hyosung Heavy Industries makes high-capacity transformers for renewable energy facilities, particularly for offshore and onshore wind projects. The company has engineering and testing laboratories which ensure reliability in the harshest environments. Using their global presence, Hyosung Heavy Industries streams the construction of low-carbon power transmission networks. For instance, in November 2021, Equinor collaborated with LS Cable & System on the 750 MW Bandibuli/Firefly floating offshore wind project in South Korea.
   

The key companies operating in renewable energy transformer market include:

• ABC Transformers
• ACTOM
• Acutran
• Aditya Energy
• AEP Group
• Celme
• CG Power
• Daelim
• Deltron Electricals
• Eaton
• Elsewedy Electric
• GE Vernova
• Hammond Power Solutions
• HD Hyundai Electric
• Hitachi Energy
• Hyosung Heavy Industries
• MGM Transformers
• Mitsubishi Electric
• Ormazabal
• Prolec Energy
• Siemens Energy
• Virginia Transformer
• WEG
   

Renewable Energy Transformer Industry News

• In April 2025, Vaisala incorporated oxygen and nitrogen monitoring into the Optimus OPT100 DGA which provides real-time diagnostic assessment of transformers, therefore enhancing failure prognosis. This new capability allows maintenance plans to be tailored to prevent issues from becoming critical failures.
   
• In March 2025, VIE Technologies formed a strategic alliance with RESA Power in order to improve transformer monitoring by implementing VIE’s predictive analytics AI over RESA’s power equipment services. This alliance aims to increase the reliability, safety, and operational efficiency of utility, data center and renewable energy assets.
   
• In December 2024, Lamco Transformers initiated incorporating cooling systems, automatic on-load tap changers, and newly developed amorphous cores for no-load loss reduction to improve the integration of renewables. The company is also shifting to eco-friendly insulating fluids alongside IoT and AI for real time monitoring, predictive maintenance, and increased efficiency and sustainability.
   
• In February 2023, Hitachi Energy introduced the next grab TXpert Solution, which further expands the digitalization of all transformers. This solution incorporates more sophisticated monitoring, analytics, and communications technology to enhance performance, reliability, and sustainability. It enables smarter asset utilization and management, allowing utilities and industries to refine operational processes and expedite their shift toward sustainable energy.
   

This renewable energy transformer market research report includes in-depth coverage of the industry with estimates & forecast in terms of “USD Million’ & ‘000 Units” from 2021 to 2034, for the following segments:

Click here to Buy Section of this Report

Market, By Product

• Distribution transformer
• Power transformer
• Inverter duty transformer
• Others

Market, By Cooling

• Dry type
• Oil immersed

Market, By Rating

• ≤ 10 MVA
• > 10 MVA to ≤ 100 MVA
• > 100 MVA to ≤ 600 MVA
• > 600 MVA

Market, By Application

• Hydro energy
• Wind farm
• Solar PV
• Others

The above information has been provided for the following regions and countries:

• North America
  • U.S.
  • Canada
  • Mexico
• Europe
  • Germany
  • France
  • Russia
  • UK
  • Italy
• Asia Pacific
  • China
  • Japan
  • South Korea
  • India
  • Australia
• Middle East & Africa
  • Saudi Arabia
  • UAE
  • Qatar
  • Egypt
  • South Africa
• Latin America
  • Brazil
  • Argentina