South Korea Transformer Market Overview, 2028

South Korea's power transformer industry has emerged as a critical player on both the domestic and global fronts. This success can be attributed to several key factors. Firstly, South Korea boasts a robust manufacturing sector that leverages advanced technologies and automation to produce high-quality power transformers efficiently. With a strong emphasis on both domestic consumption and international trade, South Korea has become a significant player in the global transformers market. On the export front, South Korean manufacturers, including industry giants like Hyundai Electric and LSIS, have successfully expanded their reach to international markets. These companies produce a wide range of transformers, from power transformers to distribution transformers and specialized units for various industries. Their products are known for their high quality, advanced technology, and competitive pricing, making them highly sought after worldwide. South Korea's strategic location, nestled in the heart of East Asia, positions it as an ideal export hub, enabling easy access to neighboring countries and global markets. The country's strong infrastructure, including well-developed ports and transportation networks, further facilitates the export of transformers to various destinations. Conversely, South Korea also imports transformers to meet its domestic demand. While the country boasts a robust manufacturing sector, it occasionally imports specialized or high-capacity transformers to supplement its own production. These imports help ensure a stable and efficient power supply for South Korea's rapidly growing industrial and technological sectors.

According to the research report, “South Korea Transformers Market Overview, 2028” published by Bonafide Research, the market anticipated to grow with 6.28% CAGR from 2023-2028. The South Korean transformers market has been experiencing steady growth and evolution over the past few years. South Korea's growing energy needs, propelled by industrialization, urbanization, and technological advancements, have been a primary driver of the increasing demand for transformers. As the country's economy continues to expand, the need for efficient power transmission and distribution becomes more critical, fueling the transformer market. South Korea has been actively promoting renewable energy sources like solar and wind power. To integrate these intermittent energy sources into the grid effectively, the country has required a significant investment in new transformers and grid infrastructure. This transition toward cleaner energy sources has opened up opportunities for transformer manufacturers. The South Korean government has been proactive in modernizing and upgrading the nation's power infrastructure. Various initiatives, such as the Smart Grid Roadmap and the development of next-generation transformers, have been launched to improve grid reliability, reduce energy losses, and enhance overall efficiency. South Korean transformer manufacturers have invested heavily in research and development, resulting in the production of advanced and more efficient transformer technologies. These innovations not only cater to the domestic market but also make South Korea a competitive player in the global transformer industry. Transformer manufacturers have expanded their reach to international markets, benefiting from their reputation for high-quality products. This export-oriented approach has led to increased revenues and global recognition for South Korean transformer manufacturers. The emphasis on energy efficiency and environmental sustainability has prompted the replacement of older, less efficient transformers with modern, eco-friendly models. This trend is likely to continue, further stimulating market growth. Infrastructure projects, both within South Korea and in neighboring countries, have necessitated the installation of new transformers. South Korean companies have been actively participating in such projects, contributing to the market's expansion. While the South Korean transformers market is experiencing growth, it is not without challenges. These include stiff competition from global manufacturers, the need for continuous innovation to meet evolving energy demands, and the importance of maintaining environmentally friendly practices in transformer production.

The market is segmented on the basis of Product type of transformers. It includes Distribution Transformers, Power Transformers, Instrument Transformers, and Others (Isolation Transformers, Pulse Transformers, Traction Transformer, etc.). Distribution transformers dominate the market in 2022 as its applications in the residential, commercials, and industrial sectors. Following it, the power transformers, which are used in the power plants, generation’s stations, and receiving end substations, etc. Along with this the Pulse transformers also have applications in power electronics, particularly in switching power supplies and motor control circuits. They facilitate the efficient and controlled switching of power transistors, enabling the conversion of electrical energy from one form to another, as seen in applications like inverters and variable frequency drives. In the field of medical equipment, pulse transformers are used in devices like MRI machines and defibrillators to handle high-voltage and high-frequency pulses safely and reliably. They contribute to the precision and safety of medical diagnostics and treatments. Additionally, in the telecommunications industry, isolation transformers are utilized to maintain signal integrity and eliminate ground loops in communication systems. They are essential for data centers, where network equipment and servers require clean and isolated power to prevent data corruption and ensure uninterrupted communication services. Isolation transformers also have applications in audio and broadcasting systems, where they help eliminate ground loops and reduce electromagnetic interference. This ensures high-quality audio and video signals in professional recording studios, radio stations, and television studios.

The market is segmented on the basis of cooling; Air cooled and Oil Cooled. The transformer may malfunction or, worse yet, have an accident due to excessive heat. Air-cooled transformers find use in commercial and residential settings, especially when space and noise constraints are factors to consider. They are commonly employed in the distribution of electricity in buildings, ensuring that voltage levels remain stable and safe for appliances and lighting systems. Transformers with oil cooling are excellent at removing heat. Compared to the dry-type transformer, it is thought to be the most effective type of transformer. In industrial contexts, oil-cooled transformers are frequently utilized to supply energy for large machinery and production procedures. Their robust insulation properties and heat dissipation capabilities make them ideal for handling the high power demands and voltage variations often encountered in industrial operations. Additionally, they are employed in renewable energy projects, such as wind and solar farms, to efficiently transmit electricity generated from these sources to the grid.

Transformers are divided into three primary categories based on the type of core they use: closed-core, shell-core, and berry-type transformers. Each type is suitable for particular purposes and has unique design traits. Medium- and high-voltage power distribution systems, such as those found in substations, frequently employ shell-core transformers. They are appropriate for greater power applications because of their design, which improves cooling and heat dissipation. These pre dominate the market since they are used in industrial settings and applications, like factories and manufacturing plants that call for robust performance and dependable voltage regulation. Berry-type transformers are commonly used in high-voltage and extra-high-voltage power transmission systems. Their design allows for efficient cooling and high power-handling capability. These transformers are essential components in power generation facilities, including thermal power plants, hydroelectric plants, and nuclear power stations, where they facilitate efficient power transfer and voltage transformation. On the basis of Windings, Two Windings, and Auto Windings, the market is further segmented. In 2022, Two Windings will have the most market share. For voltage transformation in electrical power systems, two-winding transformers are frequently utilized. To meet the needs of the electrical grid, transmission lines, distribution networks, and end-user loads, they step up or step down voltage levels. They are necessary for effectively transporting electricity from power plants to homes and businesses. The biggest CAGR from 2023 to 2028 is for auto transformers, despite the fact that they are chosen for applications requiring smaller voltage modifications because of their compact size and efficiency.



Transformer phases, which are divided into single phase and three phase transformers, are used to segment the market. Due to their effectiveness and widespread use in businesses, power generation facilities, and distribution networks, three-phase transformers do actually dominate a number of industries and applications. They are essential for high power applications and can be found frequently in manufacturing, utilities, office buildings, and massive power transmission. In systems with high electrical demands, three-phase transformers are crucial for power factor correction, load balancing, and reliable power distribution. On the other hand, single-phase transformers are often not the most popular option in terms of market share when it comes to high-power industrial applications. Instead, they are mainly applied in settings that require less electricity, such as homes and small businesses. For the purpose of converting voltage in residences, workplaces, and smaller electrical appliances, single-phase transformers are frequently utilized.

By Insulations, the market is segmented into Liquid immersed, Dry, Gas, and Solid. Liquid-immersed insulation is a common and effective method used in transformers to provide electrical insulation and cooling. In this system, the transformer's core and windings are submerged in a dielectric liquid, typically mineral oil or synthetic esters, to achieve several important functions. Furthermore, liquid-immersed transformers are extensively employed in commercial and residential settings to provide safe and efficient power distribution. Distribution transformers found on utility poles and in underground vaults rely on this insulation method to deliver electricity to homes, businesses, and communities, ensuring voltage regulation and safety. Moreover, these transformers are often used in industrial applications, where their robust insulation properties and cooling capabilities are well-suited for powering heavy machinery, manufacturing processes, and other high-power-demand operations. Solid insulation transformers are also preferred in environments where cleanliness and contamination control are critical. They are often used in sensitive applications like data centers, laboratories, and manufacturing facilities where even minute contaminants can affect equipment performance. The absence of oil or other fluids ensures a clean and contaminant-free environment.

The market is divided into various voltage ranges, such as Up to 500 VA, 501 VA to 1 kVA, 2 kVA to 5000 kVA, 5001 kVA to 1000 MVA, and Above 1000 MVA, based on voltage. Due to its adaptability and wide range of applications, the 2 kVA to 5000 kVA voltage range does in fact play a considerable role in the transformer market. In industrial environments where a moderate to high power capacity is required, this voltage range is frequently used. It serves a broad spectrum of industrial gear, such as motors, pumps, and production tools. High-capacity transformers with capacities between 5001 kVA (5 MVA) and 1000 MVA (1 GVA) are made to handle very huge electrical loads. They find use in specialized and difficult fields where the distribution and transmission of extremely high electrical power levels is required. Power plants, including those that use thermal, hydroelectric, nuclear, and renewable energy sources, use these transformers. They increase the voltage produced for effective long-distance transmission. Large chemical plants, steel mills, aluminum smelters, and other industries with high power demands depend on these transformers for the efficient and high-capacity distribution of electricity. Significant electrical power is needed for infrastructure and train operations on high-speed rail networks. For a consistent and reliable power supply, large transformers are necessary. Transformers in the 501 VA to 1 kVA (kilovolt-amps) range are often utilized in low-power applications where voltage transformation is necessary. Appliances in the home frequently employ transformers in this range to change voltage levels, ensuring that the device receives the proper voltage for reliable functioning.

The market is divided into Pad and Pole types of transformer mounting based on mounting type. Depending on the installation area, both types are quite important. A ground-mounted electric power distribution transformer in a lockable steel cabinet that is mounted on a concrete pad is known as a pad mount or pad-mounted transformer. A pad mount transformer can be set up in areas where a gated enclosure would not fit since all electrical connection points are safely encased in a grounded metal casing. Conversely, pole-mounted transformers are electrical utility distribution transformers installed at the same level as the overhead wires on a wooden or concrete electrical service pole. The survey states that in 2022, pad mounting of transformers will rule the industry. This accessibility improves security and lowers the risk involved in maintenance activities. Due to the lack of considerable excavation or complicated infrastructure, installing pad-mounted transformers is both simple and affordable. It is common to see pad-mounted transformers in residential areas, business districts, industrial sites, and distribution substations. They can handle a wide range of voltage levels to accommodate various applications.

On the basis of transformers applications, they are used in Utility, Industries, and Residential and Commercial sectors. Transformers serve as foundational components in multiple sectors, each with distinct applications tailored to their specific needs. In the utility sector, transformers are indispensable for the transmission and distribution of electrical power across vast distances. They step up voltage at power plants for efficient transmission and step it down at substations to safer levels for local distribution. This ensures that electricity reaches homes, businesses, and industries with minimal losses, contributing to the stability of power grids and reliable energy access. In industries, transformers play a vital role in powering machinery, equipment, and manufacturing processes. They facilitate precise voltage regulation, enabling heavy-duty machinery to operate efficiently while safeguarding sensitive electronics from voltage fluctuations. Industries such as manufacturing, petrochemicals, and automotive rely on transformers to ensure uninterrupted production and maintain the quality and safety of their operations. Thus in industrial sectors the market holds the largest CAGR for the year 2023-2028. In residential and commercial sectors, transformers contribute to the comfort and functionality of everyday life. In homes, they enable the safe and efficient use of appliances, lighting, and HVAC systems. In commercial spaces, transformers support offices, shops, and restaurants, providing power for lighting, air conditioning, and office equipment. Additionally, transformers play a critical role in voltage regulation, ensuring that electrical devices and systems operate reliably and preventing damage from voltage irregularities.

Considered in this report:
• Geography: South Korea
• Historic year: 2017
• Base year: 2022
• Estimated year: 2023
• Forecast year: 2028

Aspects covered in this report:
• South Korea Transformers market with its value and forecast along with its segments
• Various drivers and challenges
• On-going trends and developments
• Top profiled companies
• Strategic recommendation

By Product Type:
• Distribution Transformer
• Power Transformer
• Instrument Transformer
• Others (Isolation Transformers, Pulse Transformers, Traction Transformer, etc.)

By Core:
• Closed
• Shell
• Berry

By Winding:
• Two Winding
• Auto Transformer

By Cooling Type:
• Air Cooled
• Oil Cooled

By Phase:
• Three Phase
• Single Phase

By Insulation:
• Liquid Immersed
• Dry
• Gas
• Solid

By Mounting:
• Pad
• Pole

By Voltage Range:
• Up to 500 VA
• 501 VA to 1 kVA
• 2 kVA to 5000 kVA
• 5001 kVA to 1000 MVA
• Above 1000 MVA

By Application:
• Utility
• Industrial
• Residential and Commercial

The approach of the report:
This report consists of a combined approach of primary as well as secondary research. Initially, secondary research was used to get an understanding of the market and list out the companies that are present in the market. The secondary research consists of third-party sources such as press releases, and annual reports of companies, analyzing the government-generated reports and databases. After gathering the data from secondary sources primary research was conducted by making telephonic interviews with the leading players about how the market is functioning and then conducting trade calls with dealers and distributors of the market. Post this we have started doing primary calls to consumers by equally segmenting consumers into regional aspects, tier aspects, age groups, and gender. Once we have primary data with us we started verifying the details obtained from secondary sources.

Intended audience:
This report can be useful to industry consultants, manufacturers, suppliers, associations & organizations related to the Transformers industry, government bodies, and other stakeholders to align their market-centric strategies. In addition to marketing & presentations, it will also increase competitive knowledge about the industry.