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String Inverter Market

ID: MRFR/EnP/1551-HCR
188 Pages
Priya Nagrale
October 2025

String Inverter Market Research Report Information By Product (On-grid and Off-grid), By Phase (Single and Three), By Application (Residential, Commercial, Industrial, and Utilities), and By Region (North America, Asia-Pacific, Europe, And Rest Of The World) – Global Industry Size, Share, Growth, Trends and Forecast To 2035

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String Inverter Market Summary

As per MRFR analysis, the String Inverter Market Size was estimated at 5.42 USD Billion in 2024. The String Inverter industry is projected to grow from 5.815 USD Billion in 2025 to 11.74 USD Billion by 2035, exhibiting a compound annual growth rate (CAGR) of 7.28 during the forecast period 2025 - 2035.

Key Market Trends & Highlights

The String Inverter Market is poised for substantial growth driven by technological advancements and increasing regulatory support.

  • North America remains the largest market for string inverters, driven by robust demand for renewable energy solutions.
  • Asia-Pacific is emerging as the fastest-growing region, reflecting a surge in solar energy adoption and infrastructure development.
  • The on-grid segment continues to dominate the market, while the off-grid segment is experiencing rapid growth due to rising energy independence needs.
  • Technological advancements and regulatory support are key drivers, alongside the growing demand for energy storage solutions.

Market Size & Forecast

2024 Market Size 5.42 (USD Billion)
2035 Market Size 11.74 (USD Billion)
CAGR (2025 - 2035) 7.28%

Major Players

SMA Solar Technology AG (DE), Fronius International GmbH (AT), SolarEdge Technologies Inc (US), Huawei Technologies Co Ltd (CN), Enphase Energy Inc (US), TMEIC Corporation (JP), KACO new energy GmbH (DE), Ginlong Technologies (CN)

String Inverter Market Trends

The String Inverter Market is currently experiencing a notable transformation, driven by the increasing demand for renewable energy solutions and advancements in technology. As the world shifts towards sustainable energy sources, string inverters are becoming essential components in solar power systems. Their ability to convert direct current generated by solar panels into alternating current for use in homes and businesses positions them as a pivotal element in the energy transition. Furthermore, the growing emphasis on energy efficiency and grid stability is likely to propel the adoption of string inverters, as they offer enhanced performance and reliability compared to traditional inverter systems. In addition to technological advancements, regulatory frameworks and government incentives are shaping the String Inverter Market landscape. Many countries are implementing policies that encourage the use of solar energy, which in turn boosts the demand for efficient inverter solutions. The market appears to be on a trajectory of growth, with manufacturers focusing on innovation and product development to meet evolving consumer needs. As the industry progresses, it is anticipated that the String Inverter Market will continue to expand, driven by both technological innovations and supportive regulatory environments.

Technological Advancements

The String Inverter Market is witnessing rapid technological innovations, enhancing efficiency and performance. New features such as smart monitoring and integrated energy management systems are becoming increasingly common, allowing users to optimize energy consumption and improve system reliability.

Regulatory Support

Government policies and incentives are playing a crucial role in shaping the String Inverter Market. Many nations are promoting renewable energy adoption through subsidies and tax benefits, which encourages the installation of solar systems and, consequently, the use of string inverters.

Growing Demand for Energy Storage Solutions

The rising interest in energy storage systems is influencing the String Inverter Market. As consumers seek to maximize their energy independence, the integration of string inverters with battery storage solutions is becoming more prevalent, providing a comprehensive approach to energy management.

String Inverter Market Drivers

Regulatory Support and Incentives

Regulatory frameworks and incentives play a crucial role in shaping the String Inverter Market. Governments worldwide are implementing policies that promote renewable energy adoption, including tax credits, rebates, and feed-in tariffs. Such supportive measures encourage investments in solar energy systems, which in turn boosts the demand for string inverters. For example, in several regions, the implementation of net metering policies has led to a surge in residential solar installations, thereby increasing the need for efficient string inverters. This regulatory support appears to be a driving force behind the growth of the String Inverter Market, as it creates a favorable environment for both manufacturers and consumers.

Rising Awareness of Energy Efficiency

There is a growing awareness of energy efficiency among consumers and businesses, which is positively influencing the String Inverter Market. As energy costs continue to rise, stakeholders are increasingly seeking solutions that optimize energy use and reduce waste. String inverters, known for their ability to maximize solar energy utilization, are becoming a preferred choice for many. Recent surveys indicate that a significant percentage of consumers prioritize energy-efficient technologies when investing in solar systems. This heightened awareness is likely to drive demand for string inverters, as they are integral to achieving higher energy efficiency in solar installations, thereby reinforcing their importance in the market.

Integration with Energy Storage Solutions

The integration of string inverters with energy storage solutions is emerging as a pivotal driver in the String Inverter Market. As energy storage technologies advance, the synergy between solar generation and storage systems is becoming increasingly apparent. This integration allows for better energy management, enabling users to store excess energy generated during peak sunlight hours for later use. Market data suggests that the energy storage market is expected to grow substantially, which could lead to a corresponding increase in demand for compatible string inverters. This trend indicates that the String Inverter Market may evolve to accommodate more integrated solutions, enhancing overall system efficiency.

Growing Demand for Renewable Energy Sources

The increasing The String Inverter Industry. As nations strive to meet their energy needs sustainably, the demand for solar energy solutions is on the rise. This shift is driven by the need to reduce carbon emissions and combat climate change. Recent statistics indicate that solar energy capacity has been expanding at an unprecedented rate, with projections suggesting a compound annual growth rate of over 20% in the coming years. Consequently, this growing demand for renewable energy is likely to propel the String Inverter Market forward, as these devices are essential for converting solar energy into usable electricity.

Technological Advancements in String Inverter Market

The String Inverter Market is experiencing rapid technological advancements that enhance efficiency and performance. Innovations such as improved power conversion technologies and integrated monitoring systems are becoming prevalent. These advancements not only increase energy yield but also reduce operational costs. For instance, the introduction of smart inverters with advanced grid support functionalities is likely to drive market growth. According to recent data, the efficiency of string inverters has improved significantly, with some models achieving over 98% efficiency. This trend suggests that as technology continues to evolve, the String Inverter Market will likely see increased adoption rates, particularly in residential and commercial applications.

Market Segment Insights

String Inverter Market Product Insights

The String Inverter Market segmentation, based on product, includes on-grid and off-grid. The on-grid segment dominated the market, as the usage of On-grid systems is mainly in small and medium solar panels, which are used in industrial and commercial sectors. In the utility sector, generally, large solar panels are used. Nonetheless, the scope in utility is lower than compared to commercial and industrial sectors. On-grid inverters produce a pure sine wave of AC electricity than off-grid string inverter, hence, promoting the use of on-grid string inverter that ensures the safety and efficiency of home appliances.

String Inverter Market Phase Insights

The String Inverter Market segmentation, based on Phase, includes single and three Phases. The single-phase category dominates the market and is expected to witness a rise in CAGR during the forecast period. This is owing to their constructive operational feasibility, because of which they are gaining attention in residential and small commercial establishments. Other than this, the three-phase string inverters are expected to benefit from factors such as the absence of an inverter subpanel, low cost, and compact size over the forecast period.

Figure 1: String Inverter Market, by Phase, 2024 & 2032 (USD billion)

Source: Market Research Future Database, Secondary Research, Primary Research, and Analyst Review

String Inverter Market Application Insights

The String Inverter Market segmentation, based on application, includes Industrial, commercial, residential, and utilities. The utilities category dominates the market and is expected to witness a rise in CAGR during the forecast period. This is attributed to the growing number of utilities in the industry. Solar energy serves both the construction and operation of large-scale photovoltaic power plants in the distributed solar market.

Get more detailed insights about String Inverter Market

Regional Insights

North America : Renewable Energy Leader

North America is witnessing significant growth in the string inverter market, driven by increasing investments in renewable energy and supportive government policies. The U.S. holds the largest market share at approximately 70%, followed by Canada at around 15%. Regulatory incentives, such as the Investment Tax Credit (ITC), are catalyzing demand for solar technologies, including string inverters, as states aim for ambitious renewable energy targets. The competitive landscape is dominated by key players like SolarEdge Technologies Inc and Enphase Energy Inc, which are leading innovations in inverter technology. The presence of established companies, along with emerging startups, fosters a dynamic market environment. As the demand for solar energy solutions continues to rise, the string inverter market is expected to expand, supported by advancements in technology and increasing consumer awareness about sustainable energy solutions.

Europe : Sustainable Energy Transition

Europe is at the forefront of the string inverter market, driven by stringent environmental regulations and a strong commitment to renewable energy. Germany and France are the largest markets, holding approximately 40% and 20% of the market share, respectively. The European Union's Green Deal and national policies are significant catalysts, promoting solar energy adoption and enhancing the regulatory framework for renewable technologies. Leading countries like Germany, Italy, and Spain are home to major players such as SMA Solar Technology AG and Fronius International GmbH. The competitive landscape is characterized by innovation and collaboration among manufacturers, which are focusing on efficiency and sustainability. As Europe aims to achieve carbon neutrality by 2050, the demand for string inverters is expected to grow, supported by technological advancements and favorable market conditions.

Asia-Pacific : Emerging Market Potential

The Asia-Pacific region is rapidly emerging as a significant player in the string inverter market, driven by increasing energy demands and government initiatives promoting solar energy. China is the largest market, accounting for approximately 60% of the total share, followed by Japan at around 15%. The region's growth is supported by favorable policies, such as feed-in tariffs and subsidies for solar installations, which are encouraging investments in renewable technologies. Countries like China, Japan, and India are witnessing a surge in solar energy projects, attracting key players like Huawei Technologies Co Ltd and TMEIC Corporation. The competitive landscape is evolving, with local manufacturers gaining traction alongside established global firms. As the region continues to invest in renewable energy infrastructure, the string inverter market is poised for substantial growth, driven by technological advancements and increasing consumer adoption of solar solutions.

Middle East and Africa : Resource-Rich Opportunities

The Middle East and Africa region is gradually developing its string inverter market, driven by the need for sustainable energy solutions and abundant solar resources. The United Arab Emirates and South Africa are the leading markets, holding approximately 30% and 20% of the market share, respectively. Government initiatives aimed at diversifying energy sources and reducing reliance on fossil fuels are key drivers of growth in this sector. Countries like the UAE and South Africa are attracting investments from global players, including KACO new energy GmbH and Ginlong Technologies. The competitive landscape is characterized by a mix of local and international companies, focusing on innovative solutions tailored to the region's unique energy needs. As the demand for renewable energy continues to rise, the string inverter market in the Middle East and Africa is expected to expand, supported by favorable policies and increasing awareness of solar energy benefits.

String Inverter Market Regional Image

Key Players and Competitive Insights

Leading market players are investing heavily in research and development in order to expand their product lines, which will help the String Inverter Market grow even more. Market participants are also undertaking a variety of strategic activities to enlarge their footprint, with important market developments including new product launching, contract-based agreements, mergers and acquisitions, higher investments, and collaboration with other organizations. To expand and survive in a more competitive and rising market climate, the String Inverter industry must offer cost-effective products.

Manufacturing narrowly to minimize operational costs is one of the key business strategies used by manufacturers in the String Inverter industry to benefit clients and increase the market sector. In recent years, the String Inverter industry has offered some of the most significant advantages to people. Major players in the String Solar Inverter market, including SolarMax, Huawei Technologies, Sungrow Power Supply, Fronius International, KOSTAL Solar Electric, Growatt New Energy Technology, and others, are attempting to increase market demand by investing in research and development operations.

Fimer S.p.A. was founded in 1942. The Company's line of business includes manufacturing welding apparatus products. The company welders are universally recognized for their high quality, perfection of operation, adherence to continual progress, wide range, and functional line. In March 2020, Fimer Group acquired ABB's solar inverter business, making the Company the 4th largest solar inverter manufacturer across the globe. This acquisition strategy will help the Company to boost its presence globally.

Huawei Technologies Co Ltd (Huawei), a subsidiary of Huawei Investment & Holding Co Ltd, is a provider of information and communication technology (ICT) infrastructure and smart devices. The Company's product portfolio includes laptops, tablets, routers, wearables, headphones, enterprise wireless products, enterprise optical transmission and access products, networking products, and cloud and computing products. It also offers services and software for carrier networks and smart services for enterprises. Huawei serves education, finance, healthcare, internet services providers, manufacturing, oil and gas, public safety, retail, smart city, smart grid, and transportation industry.

In March 2022, Huawei Technologies signed a strategic cooperation agreement with Meienergy Technology Co, Ltd to provide a smart PV and energy storage system for the 1 GW utility PV plant and 500 MWh energy storage system in Ghana, which was developed by Meienergy.

Key Companies in the String Inverter Market market include

Industry Developments

Among Sineng Electric’s PV string inverter portfolios for the South African market, it revealed this arrangement with Power n Sun, slated for September 2022. The series of three-phase string inverters targeting South Africa’s commercial and industrial sectors is newly debuted by Sineng. The ratings of the string inverters are 50 kW, 120 kW, 250 kW and 275 kW, respectively.

Additionally, First Solar partnered with Yaskawa Solectria Solar, one of just few US manufacturers of solar inverters, in September 2022. Both firms have moved to optimize the utilization of utility-scale string inverters such as Solectria XGI 1500-250 for expansion of First Solar thin-film cadmium telluride solar modules. This deal will contribute grounded DC input into a new version of XGI 1500-250 utility-scale string inverter.

Kehua Data Co., Ltd. announced that its SPI series 1500V/350kW string inverter has passed HVTR and LVRT tests at once and obtained certification report in July 2022.

Ginlong (Solis) Technologies Co.Ltd announced an investment fund worth CNY2.925 billion yuan in June 2022, which would be used to produce a large quantity of string inverters and distributed photovoltaic power station projects. The new project, with an annual production capacity of up to 950000 units of string inverters, totals $016 billion, according to the company release.

SMA Solar Technology AG launched a hybrid inverter for rooftop photovoltaic systems, both residential and commercial applications, in January 2022. This new device operates with high-voltage Li-on batteries and delivers efficiencies up to approximately 98%. With its built-in automatic backup power supply, optimal battery discharge is assured.

In June 2022-Ginlong Technologies introduced its residential storage hybrid inverter into the U.S. solar market. The introduction of this product will strengthen the product line of the company.

In February 2020-For, for single-phase residential customers, Growatt launched a new inverter, TL-XH.

In February 2020, in the United States, the solar market was introduced to a new product the company referred to as the residential storage hybrid inverter due to its characteristics, and therefore, it contains a dual AC and DC output. The launch of such a product will broaden the product portfolio of the company.

In February 2020, Ginlong launched its brand-new Titan TL-XH inverter, targeting single-phase residential customers, expanding its product range and services to all customers.

In November 2021, Sungrow Power has declared that it has entered into a distribution agreement with Hudaco Energy, a company based in South Africa which offers energy cleaning solutions, to sell its energy storage devices to Southern Africa for use in households, commercial and industrial establishments. Such arrangements would promote the sustainable development of the region and long-term electricity back up for the region.

In January 2022, for rooftop photovoltaic installations, both residential and commercial, SMA Solar Technology AG has launched a new hybrid inverter in the market. The new inverter works with high-voltage Li-on batteries and operates at an approximate efficiency of 98 percent. It includes an automatic backup power supply which ensures an optimal use of the battery.

In July 2022, Kehua Data Co., Ltd. has reported that its SPI series 1500V/350kW string inverter has effectively passed both the High Voltage Ride Through (HVRT) and the Low (zero) Voltage Ride Through (LVRT) tests and received the certification report in a single instance.

In June 2022, a company called Ginlong Solis Technologies Co. Ltd announced an investment of about CNY 2.925 billion to be utilized in the manufacture of string inverters as well as in energy-distributed PV station projects. Going by the announcement, the investment in constructing the new project with a capacity to produce 950,000 string inverters annually will stand at USD 0.160 billion.

In September 2022, Sineng Electric has proclaimed that they are joining hands with Power n Sun for its string PV inverter product line for the South Africa Market. Sineng introduced their next generation series of commercial 3 phase string inverters targeting the South Africa Market. The string inverters' capacities are 50kW, 120kW, 250kW and 275kW respectively.

Future Outlook

String Inverter Market Future Outlook

The String Inverter Market is projected to grow at a 7.28% CAGR from 2024 to 2035, driven by increasing renewable energy adoption, technological advancements, and regulatory support.

New opportunities lie in:

  • Expansion into emerging markets with tailored solutions
  • Development of smart inverter technologies for grid integration
  • Partnerships with solar panel manufacturers for bundled offerings

By 2035, the String Inverter Market is expected to achieve robust growth and enhanced market positioning.

Market Segmentation

String Inverter Market Phase Outlook

  • Single
  • Three

String Inverter Market Product Outlook

  • On-grid
  • Off-grid

String Inverter Market Application Outlook

  • Residential
  • Industrial
  • Commercial
  • Utilities

Report Scope

MARKET SIZE 2024 5.42(USD Billion)
MARKET SIZE 2025 5.815(USD Billion)
MARKET SIZE 2035 11.74(USD Billion)
COMPOUND ANNUAL GROWTH RATE (CAGR) 7.28% (2024 - 2035)
REPORT COVERAGE Revenue Forecast, Competitive Landscape, Growth Factors, and Trends
BASE YEAR 2024
Market Forecast Period 2025 - 2035
Historical Data 2019 - 2024
Market Forecast Units USD Billion
Key Companies Profiled Market analysis in progress
Segments Covered Market segmentation analysis in progress
Key Market Opportunities Integration of advanced energy management systems enhances efficiency in the String Inverter Market.
Key Market Dynamics Rising demand for renewable energy drives innovation and competition in the String Inverter Market.
Countries Covered North America, Europe, APAC, South America, MEA

Market Highlights

Author
Priya Nagrale
Senior Research Analyst

With an experience of over five years in market research industry (Chemicals & Materials domain), I gather and analyze market data from diverse sources to produce results, which are then presented back to a client. Also, provide recommendations based on the findings. As a Senior Research Analyst, I perform quality checks (QC) for market estimations, QC for reports, and handle queries and work extensively on client customizations. Also, handle the responsibilities of client proposals, report planning, report finalization, and execution

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FAQs

What is the current valuation of the String Inverter Market as of 2024?

The String Inverter Market was valued at 5.42 USD Billion in 2024.

What is the projected market size for the String Inverter Market in 2035?

The market is projected to reach 11.74 USD Billion by 2035.

What is the expected CAGR for the String Inverter Market during the forecast period 2025 - 2035?

The expected CAGR for the String Inverter Market during 2025 - 2035 is 7.28%.

Which companies are considered key players in the String Inverter Market?

Key players include SMA Solar Technology AG, Fronius International GmbH, SolarEdge Technologies Inc, Huawei Technologies Co Ltd, Enphase Energy Inc, TMEIC Corporation, KACO new energy GmbH, and Ginlong Technologies.

How does the on-grid segment perform in the String Inverter Market?

The on-grid segment was valued at 3.25 USD Billion in 2024 and is projected to grow to 7.0 USD Billion by 2035.

What is the valuation of the off-grid segment in the String Inverter Market?

The off-grid segment was valued at 2.17 USD Billion in 2024 and is expected to reach 4.74 USD Billion by 2035.

What are the market valuations for single-phase and three-phase string inverters?

Single-phase inverters were valued at 2.17 USD Billion in 2024, while three-phase inverters were valued at 3.25 USD Billion.

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