스트링 인버터 시장 보고서 : 접속 유형, 상, 정격 전력, 최종 용도, 지역별(2025-2033년)

The global string inverter market size reached USD 4.0 Billion in 2024. Looking forward, IMARC Group expects the market to reach USD 6.3 Billion by 2033, exhibiting a growth rate (CAGR) of 5.06% during 2025-2033. The market is propelled by the increasing adoption of renewable energy sources, rising demand for energy-efficient technologies, favorable government policies and incentives, significant advancements in inverter technology, integration of smart grid technology, and growing popularity of microgrids.

String Inverter Market Trends:

Increasing Adoption of Renewable Energy Sources

The global string inverter market is significantly driven by the increasing adoption of renewable energy sources, particularly solar power. According to the INTERNATIONAL RENEWABLE ENERGY AGENCY (IRENA), the despite the sudden COVID-19 pandemic, more than 260 GW of renewable energy capacity were installed in 2020, positively impacting the string inverter market growth. Governments worldwide are implementing policies and incentives to promote the use of clean energy, aiming to reduce greenhouse gas emissions and combat climate change. As a result, there has been a substantial increase in the installation of solar photovoltaic (PV) systems, which rely on string inverters to convert the direct current (DC) generated by solar panels into alternating current (AC) for use in homes and businesses. The transition to renewable energy is a necessity driven by environmental concerns and the need for sustainable energy solutions. This rise in solar installations directly impacts the demand for string inverters, as they are essential components in solar power systems.

Increasing Demand for Energy-Efficient Technologies

The rising demand for energy-efficient technologies is another crucial factor driving the global string inverter market. Energy efficiency has become a key focus area for both consumers and businesses aiming to reduce energy consumption, lower operational costs, and minimize their environmental footprint. According to the INTERNATIONAL ENERGY AGENCY (IEA), improving energy efficiency could deliver more than 40% of the reduction in energy-related greenhouse gas emissions needed to meet global climate goals by the year 2040. This underscores the importance of energy-efficient technologies such as string inverters in achieving sustainability targets. String inverters play a vital role in enhancing the energy efficiency of solar PV systems by maximizing the conversion of DC power to AC power with minimal losses, thereby creating a positive string inverter market outlook.

Favorable Government Policies and Incentives

Favorable government policies and incentives are pivotal in creating a positive string inverter market overview. Governments around the world are implementing various measures to encourage the adoption of renewable energy and support the deployment of solar power systems. These measures include subsidies, tax credits, feed-in tariffs, and renewable energy certificates, all of which make solar installations more financially attractive and accessible to a broader audience. In many countries, solar energy policies are designed to achieve ambitious renewable energy targets and reduce dependence on fossil fuels. For instance, the European Union has set a target to achieve 32% of its energy from renewable sources by 2030. Such initiatives drive the adoption of solar PV systems, consequently contributing to a positive string inverter market revenue.

String Inverter Market Segmentation:

Breakup by Connection Type:

• On-Grid
• Off-Grid

On-grid accounts for the majority of the market share

The on-grid holds the largest string inverter market share due to its integration with the existing power grid, which ensures a reliable and continuous power supply. On-grid systems allow for the excess electricity generated by solar panels to be fed back into the grid, providing financial incentives such as net metering. This connection type is highly favored in urban and suburban areas where grid infrastructure is already established, making it more cost-effective and efficient. Additionally, on-grid systems benefit from government incentives and policies promoting renewable energy integration, further driving their dominance in the market.

Breakup by Phase:

• Single Phase
• Three Phase

Three phase holds the largest share of the industry

The three-phase segment is the largest in the string inverter market due to its high efficiency and suitability for large-scale commercial and industrial solar installations. Three-phase inverters handle higher power loads and provide a more balanced power supply, making them ideal for applications requiring substantial energy output. Their ability to reduce power losses and improve the stability of the electrical grid further enhances their adoption. Additionally, the growing demand for renewable energy solutions in industrial sectors, which often require robust and reliable power systems, contributes to the dominance of the three-phase segment in the market.

Breakup by Power Rating:

• Up to 10kW
• 11kW to 40kW
• 41kW to 80kW
• Above 80kW

41kW to 80kW represents the leading market segment

The 41kW to 80kW power rating segment is the largest in the string inverter market due to its optimal balance of capacity and efficiency for commercial and industrial applications. These inverters are highly suitable for medium-sized installations, such as commercial buildings, factories, and large-scale residential projects, where higher power output and reliable performance are essential. Their scalability and cost-effectiveness make them a preferred choice for businesses seeking to maximize energy production while minimizing installation and operational costs. According to the string inverter market forecast, this segment accounted for a significant market share, driven by the growing demand for robust and efficient solar power solutions.

Breakup by End Use:

• Residential
• Commercial and Industrial
• Utilities

Utilities exhibits a clear dominance in the market

Utilities are the largest segment in the string inverter market by end use because they manage large-scale solar power installations, which require high-capacity inverters to efficiently convert and distribute energy. These utility-scale projects benefit from economies of scale, driving significant demand for advanced string inverters. Additionally, the transition toward renewable energy sources to meet regulatory targets and reduce carbon footprints has led utilities to invest heavily in solar infrastructure. This investment ensures a steady and substantial demand for string inverters, cementing utilities as the dominant segment in the market.

Breakup by Region:

• North America
  • United States
  • Canada
• Asia-Pacific
  • China
  • Japan
  • India
  • South Korea
  • Australia
  • Indonesia
  • Others
• Europe
  • Germany
  • France
  • United Kingdom
  • Italy
  • Spain
  • Russia
  • Others
• Latin America
  • Brazil
  • Mexico
  • Others
• Middle East and Africa

Asia Pacific leads the market, accounting for the largest string inverter market share

The report has also provided a comprehensive analysis of all the major regional markets, which include North America (the United States and Canada); Europe (Germany, France, the United Kingdom, Italy, Spain, Russia, and others); Asia Pacific (China, Japan, India, South Korea, Australia, Indonesia, and others); Latin America (Brazil, Mexico, and others); and the Middle East and Africa. According to the report, Asia Pacific was the largest regional market for string inverter.

Asia Pacific is the largest segment in the global string inverter market due to rapid urbanization, industrialization, and significant government initiatives promoting renewable energy. Countries such as China and India have implemented ambitious solar energy targets and substantial investments in solar infrastructure. The abundant solar potential of the region, combined with declining costs of solar PV systems, further drives adoption. Additionally, supportive policies, subsidies, and favorable regulatory frameworks enhance market growth. Besides this, the Asia Pacific region also benefits from a growing awareness about environmental sustainability and the urgent need to reduce carbon emissions, which drives both governmental and private sector investments in solar energy. The robust economic growth in this region increases energy demand, encouraging the adoption of efficient and renewable energy sources.

Competitive Landscape:

• The market research report has also provided a comprehensive analysis of the competitive landscape in the market. Detailed profiles of all major companies have also been provided. Some of the major string inverter companies include ABB Ltd., Chint Power Systems, Delta Electronics (Thailand) PCL, Fronius International GmbH, Ginlong Technologies Co. Ltd., Huawei Technologies Co. Ltd., Schneider Electric SE, Siemens AG, SMA Solar Technology AG, SolarEdge Technologies Inc., SOLARMAX GmbH and Sungrow Power Supply Co. Ltd.
• String inverter market recent developments include rising investments in research and development to enhance inverter efficiency and performance and introduction of innovative products with advanced features such as real-time monitoring, smart grid compatibility, and enhanced durability. These players are also expanding their production capacities and establishing strategic partnerships and collaborations to increase their market reach. Additionally, key players are focusing on expanding their geographical presence, particularly in emerging markets such as Asia Pacific, by setting up local manufacturing units and service centers. They are also actively involved in providing comprehensive after-sales services and training programs to installers and end-users, ensuring the optimal use and maintenance of their products. These efforts collectively bolster the growth of the global string inverter market.

Key Questions Answered in This Report:

• How has the global string inverter market performed so far, and how will it perform in the coming years?
• What are the drivers, restraints, and opportunities in the global string inverter market?
• What is the impact of each driver, restraint, and opportunity on the global string inverter market?
• What are the key regional markets?
• Which countries represent the most attractive string inverter market?
• What is the breakup of the market based on the connection type?
• Which is the most attractive connection type in the string inverter market?
• What is the breakup of the market based on the phase?
• Which is the most attractive phase in the string inverter market?
• What is the breakup of the market based on the power rating?
• Which is the most attractive power rating in the string inverter market?
• What is the breakup of the market based on the end use?
• Which is the most attractive end use in the string inverter market?
• What is the competitive structure of the market?
• Who are the key players/companies in the global string inverter market?

Table of Contents

1 Preface

2 Scope and Methodology

• 2.1 Objectives of the Study
• 2.2 Stakeholders
• 2.3 Data Sources
  • 2.3.1 Primary Sources
  • 2.3.2 Secondary Sources
• 2.4 Market Estimation
  • 2.4.1 Bottom-Up Approach
  • 2.4.2 Top-Down Approach
• 2.5 Forecasting Methodology

3 Executive Summary

4 Introduction

• 4.1 Overview
• 4.2 Key Industry Trends

5 Global String Inverter Market

• 5.1 Market Overview
• 5.2 Market Performance
• 5.3 Impact of COVID-19
• 5.4 Market Forecast

6 Market Breakup by Connection Type

• 6.1 On-Grid
  • 6.1.1 Market Trends
  • 6.1.2 Market Forecast
• 6.2 Off-Grid
  • 6.2.1 Market Trends
  • 6.2.2 Market Forecast

7 Market Breakup by Phase

• 7.1 Single Phase
  • 7.1.1 Market Trends
  • 7.1.2 Market Forecast
• 7.2 Three Phase
  • 7.2.1 Market Trends
  • 7.2.2 Market Forecast

8 Market Breakup by Power Rating

• 8.1 Up to 10kW
  • 8.1.1 Market Trends
  • 8.1.2 Market Forecast
• 8.2 11kW to 40kW
  • 8.2.1 Market Trends
  • 8.2.2 Market Forecast
• 8.3 41kW to 80kW
  • 8.3.1 Market Trends
  • 8.3.2 Market Forecast
• 8.4 Above 80kW
  • 8.4.1 Market Trends
  • 8.4.2 Market Forecast

9 Market Breakup by End Use

• 9.1 Residential
  • 9.1.1 Market Trends
  • 9.1.2 Market Forecast
• 9.2 Commercial and Industrial
  • 9.2.1 Market Trends
  • 9.2.2 Market Forecast
• 9.3 Utilities
  • 9.3.1 Market Trends
  • 9.3.2 Market Forecast

10 Market Breakup by Region

• 10.1 North America
  • 10.1.1 United States
    • 10.1.1.1 Market Trends
    • 10.1.1.2 Market Forecast
  • 10.1.2 Canada
    • 10.1.2.1 Market Trends
    • 10.1.2.2 Market Forecast
• 10.2 Asia-Pacific
  • 10.2.1 China
    • 10.2.1.1 Market Trends
    • 10.2.1.2 Market Forecast
  • 10.2.2 Japan
    • 10.2.2.1 Market Trends
    • 10.2.2.2 Market Forecast
  • 10.2.3 India
    • 10.2.3.1 Market Trends
    • 10.2.3.2 Market Forecast
  • 10.2.4 South Korea
    • 10.2.4.1 Market Trends
    • 10.2.4.2 Market Forecast
  • 10.2.5 Australia
    • 10.2.5.1 Market Trends
    • 10.2.5.2 Market Forecast
  • 10.2.6 Indonesia
    • 10.2.6.1 Market Trends
    • 10.2.6.2 Market Forecast
  • 10.2.7 Others
    • 10.2.7.1 Market Trends
    • 10.2.7.2 Market Forecast
• 10.3 Europe
  • 10.3.1 Germany
    • 10.3.1.1 Market Trends
    • 10.3.1.2 Market Forecast
  • 10.3.2 France
    • 10.3.2.1 Market Trends
    • 10.3.2.2 Market Forecast
  • 10.3.3 United Kingdom
    • 10.3.3.1 Market Trends
    • 10.3.3.2 Market Forecast
  • 10.3.4 Italy
    • 10.3.4.1 Market Trends
    • 10.3.4.2 Market Forecast
  • 10.3.5 Spain
    • 10.3.5.1 Market Trends
    • 10.3.5.2 Market Forecast
  • 10.3.6 Russia
    • 10.3.6.1 Market Trends
    • 10.3.6.2 Market Forecast
  • 10.3.7 Others
    • 10.3.7.1 Market Trends
    • 10.3.7.2 Market Forecast
• 10.4 Latin America
  • 10.4.1 Brazil
    • 10.4.1.1 Market Trends
    • 10.4.1.2 Market Forecast
  • 10.4.2 Mexico
    • 10.4.2.1 Market Trends
    • 10.4.2.2 Market Forecast
  • 10.4.3 Others
    • 10.4.3.1 Market Trends
    • 10.4.3.2 Market Forecast
• 10.5 Middle East and Africa
  • 10.5.1 Market Trends
  • 10.5.2 Market Breakup by Country
  • 10.5.3 Market Forecast

11 SWOT Analysis

• 11.1 Overview
• 11.2 Strengths
• 11.3 Weaknesses
• 11.4 Opportunities
• 11.5 Threats

12 Value Chain Analysis

13 Porters Five Forces Analysis

• 13.1 Overview
• 13.2 Bargaining Power of Buyers
• 13.3 Bargaining Power of Suppliers
• 13.4 Degree of Competition
• 13.5 Threat of New Entrants
• 13.6 Threat of Substitutes

14 Price Analysis

15 Competitive Landscape

• 15.1 Market Structure
• 15.2 Key Players
• 15.3 Profiles of Key Players
  • 15.3.1 ABB Ltd.
    • 15.3.1.1 Company Overview
    • 15.3.1.2 Product Portfolio
    • 15.3.1.3 Financials
    • 15.3.1.4 SWOT Analysis
  • 15.3.2 Chint Power Systems
    • 15.3.2.1 Company Overview
    • 15.3.2.2 Product Portfolio
  • 15.3.3 Delta Electronics (Thailand) PCL
    • 15.3.3.1 Company Overview
    • 15.3.3.2 Product Portfolio
    • 15.3.3.3 Financials
    • 15.3.3.4 SWOT Analysis
  • 15.3.4 Fronius International GmbH
    • 15.3.4.1 Company Overview
    • 15.3.4.2 Product Portfolio
  • 15.3.5 Ginlong Technologies Co. Ltd.
    • 15.3.5.1 Company Overview
    • 15.3.5.2 Product Portfolio
    • 15.3.5.3 Financials
  • 15.3.6 Huawei Technologies Co. Ltd.
    • 15.3.6.1 Company Overview
    • 15.3.6.2 Product Portfolio
  • 15.3.7 Schneider Electric SE
    • 15.3.7.1 Company Overview
    • 15.3.7.2 Product Portfolio
    • 15.3.7.3 Financials
    • 15.3.7.4 SWOT Analysis
  • 15.3.8 Siemens AG
    • 15.3.8.1 Company Overview
    • 15.3.8.2 Product Portfolio
    • 15.3.8.3 Financials
    • 15.3.8.4 SWOT Analysis
  • 15.3.9 SMA Solar Technology AG
    • 15.3.9.1 Company Overview
    • 15.3.9.2 Product Portfolio
    • 15.3.9.3 Financials
    • 15.3.9.4 SWOT Analysis
  • 15.3.10 SolarEdge Technologies Inc.
    • 15.3.10.1 Company Overview
    • 15.3.10.2 Product Portfolio
    • 15.3.10.3 Financials
  • 15.3.11 SOLARMAX GmbH
    • 15.3.11.1 Company Overview
    • 15.3.11.2 Product Portfolio
  • 15.3.12 Sungrow Power Supply Co. Ltd.
    • 15.3.12.1 Company Overview
    • 15.3.12.2 Product Portfolio
    • 15.3.12.3 Financials