Fault Current Limiter Market Report 2026

The fault current limiter market size has grown strongly in recent years. It will grow from $5.25 billion in 2025 to $5.7 billion in 2026 at a compound annual growth rate (CAGR) of 8.6%. The growth in the historic period can be attributed to increasing industrialization, rising electricity demand, frequent power outages, aging electrical infrastructure, early adoption of power protection devices.

The fault current limiter market size is expected to see strong growth in the next few years. It will grow to $7.93 billion in 2030 at a compound annual growth rate (CAGR) of 8.6%. The growth in the forecast period can be attributed to growth in smart grids, increasing renewable energy integration, demand for power system reliability, advancements in fcl technology, stricter electrical safety regulations. Major trends in the forecast period include rapid fault current detection, enhanced grid safety measures, compact and modular fcl designs, integration with renewable energy systems, high reliability and low maintenance fcls.

The increasing need for advanced and sophisticated power grid infrastructure is anticipated to drive the growth of the fault current limiter market. Power grid infrastructure encompasses the intricate network of generation, transmission, and distribution systems that transport electrical power from producers to consumers, ensuring a reliable and efficient energy supply. The rising demand for enhanced power grid infrastructure is influenced by factors such as growing energy consumption, the integration of renewable and distributed energy sources, the necessity for improved grid reliability and resilience, and the modernization of aging infrastructure to support technological advancements and efficient energy distribution. Fault current limiters play a crucial role in this infrastructure by protecting equipment from excessive fault currents, ensuring system stability, and preventing outages. For example, an April 2024 report from the Lawrence Berkeley National Laboratory, a US Department of Energy (DOE) facility, noted that the cumulative active capacity in power project queues reached nearly 2,600 GW (2.6 TW) in 2023, up from 2.05 TW in 2022 and 1.46 TW in 2021. Active nuclear capacity seeking grid connection increased to 10 GW from about 6.5 GW, while hydropower capacity remained stable around 5.7 GW. This growing need for sophisticated power grid infrastructure is propelling the fault current limiter market.

Major companies in the fault current limiter market are forming strategic partnerships to enable high-capacity power transmission - up to 154 kV - at a low voltage of 22.9 kV, allowing expanded electricity supply to inner-city areas without constructing new substations. For example, in July 2024, LS Cable & System, a South Korea-based manufacturer, collaborated with LS Electric to launch the world’s first superconductivity solution for Internet Data Centers (IDCs). This system employs superconducting cables that transmit electricity with near-zero loss and no electromagnetic interference, addressing urban NIMBY concerns and minimizing environmental impact. The superconducting fault current limiter rapidly regulates fault currents, safeguarding power infrastructure and ensuring IDC service stability. By eliminating transformers, the solution reduces substation size to one-tenth or less of conventional designs, lowering construction costs and enhancing economic efficiency. Designed for dense urban areas and AI-era data centers, this compact, eco-friendly superconductivity infrastructure improves power stability, scalability, and public acceptance both domestically and internationally.

In May 2024, ABB Ltd., a Switzerland-based automation company, acquired Siemens' Wiring Accessories business in China. This acquisition is intended to strengthen ABB's presence in the smart building sector and enhance its product range in wiring accessories. Moreover, it aims to capitalize on Siemens' established distribution network to drive growth within the Chinese market. Siemens AG, based in Germany, is an automation company that specializes in providing fault current limiters.

Major companies operating in the fault current limiter market are Siemens AG, Mitsubishi Electric Corporation, ABB Ltd., Applied Materials Inc., Toshiba Corporation, Eaton Corporation PLC, Nexans, LeGrand SA, Furukawa Electric Co., Hubbell Incorporated, GE Grid Solutions LLC, LS Electric Co Ltd, S&C Electric Company, NR Electric Co. Ltd., Wilson Transformer Company, G&W Electric Co., American Superconductor Corporation (AMSC), Zenergy Power Electric Co., Rongxin Power Electronic Co. Ltd., Stirling Cryogenics, Theva Dünnschichttechnik GmbH, SuperPower Inc., Gridon Ltd.

Note that the outlook for this market is being affected by rapid changes in trade relations and tariffs globally. The report will be updated prior to delivery to reflect the latest status, including revised forecasts and quantified impact analysis. The report’s Recommendations and Conclusions sections will be updated to give strategies for entities dealing with the fast-moving international environment.

Tariffs have impacted the fault current limiter market by increasing the cost of imported electrical components and raw materials, leading to higher production costs and potential delays. The industrial and power generation segments in regions such as Asia-Pacific and Europe are most affected due to their reliance on imported superconducting materials and advanced electronic components. Despite challenges, tariffs may encourage local manufacturing and sourcing strategies, promoting domestic production and reducing dependency on global supply chains.

The fault current limiter market research report is one of a series of new reports that provides fault current limiter market statistics, including fault current limiter industry global market size, regional shares, competitors with a fault current limiter market share, detailed fault current limiter market segments, market trends and opportunities, and any further data you may need to thrive in the fault current limiter industry. This fault current limiter market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future scenario of the industry.

A fault current limiter (FCL) is an electrical device designed to control or restrict excessive current flow during short circuits or electrical faults in power systems. By quickly limiting fault currents, FCLs help protect electrical equipment, maintain system stability, and minimize damage or outages. They are widely used in power grids to enhance safety and reliability.

The main types of fault current limiters are superconducting fault current limiters (SFCL) and non-superconducting fault current limiters (NSFCL). A superconducting fault current limiter (SFCL) uses superconducting materials to limit fault currents, thereby safeguarding equipment and improving system stability in applications such as power stations, industrial facilities, and large-scale electrical grids. SFCLs are categorized by power ratings into low (less than 1 kV), medium (1-40 kV), and high (more than 40 kV), and are employed across various sectors, including power stations, automotive, oil and gas, steel and aluminum, paper mills, and others.North America was the largest region in the fault current limiter market in 2025. Asia-Pacific is expected to be the fastest-growing region in the forecast period. The regions covered in the fault current limiter market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the fault current limiter market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain.

The fault current limiter market consists of sales of inductive solid-state fault current limiters, hybrid fault current limiters, mechanical fault current limiters, and fast-switching fault current limiters. Values in this market are ‘factory gate’ values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors, and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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