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PUBLISHER: Global Industry Analysts, Inc. | PRODUCT CODE: 1758857

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PUBLISHER: Global Industry Analysts, Inc. | PRODUCT CODE: 1758857

Molten Salt Thermal Energy Storage

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Global Molten Salt Thermal Energy Storage Market to Reach US$4.0 Billion by 2030

The global market for Molten Salt Thermal Energy Storage estimated at US$2.2 Billion in the year 2024, is expected to reach US$4.0 Billion by 2030, growing at a CAGR of 10.6% over the analysis period 2024-2030. Concentrated Solar Power Plants, one of the segments analyzed in the report, is expected to record a 11.7% CAGR and reach US$1.9 Billion by the end of the analysis period. Growth in the Industrial Heating segment is estimated at 11.3% CAGR over the analysis period.

The U.S. Market is Estimated at US$573.8 Million While China is Forecast to Grow at 10.1% CAGR

The Molten Salt Thermal Energy Storage market in the U.S. is estimated at US$573.8 Million in the year 2024. China, the world's second largest economy, is forecast to reach a projected market size of US$630.2 Million by the year 2030 trailing a CAGR of 10.1% over the analysis period 2024-2030. Among the other noteworthy geographic markets are Japan and Canada, each forecast to grow at a CAGR of 9.8% and 8.8% respectively over the analysis period. Within Europe, Germany is forecast to grow at approximately 8.3% CAGR.

Global Molten Salt Thermal Energy Storage Market - Key Trends & Drivers Summarized

Why Is Molten Salt Emerging as a Critical Medium in Thermal Energy Storage?

Molten salt thermal energy storage (TES) is a proven and increasingly vital technology for concentrating solar power (CSP) plants, enabling energy to be stored as heat and dispatched when sunlight is not available. This storage method typically uses a blend of sodium and potassium nitrate salts, which can be heated up to 600°C, allowing large-scale thermal energy retention with minimal degradation. By decoupling energy generation from energy dispatch, molten salt TES enhances the reliability and grid stability of renewable power plants.

Unlike battery storage systems, molten salt storage is especially advantageous in utility-scale applications where high energy capacity and long-duration discharge are required. It plays a critical role in peak-load balancing and supports dispatchable clean energy-a key advantage as grids transition from fossil fuels to intermittent renewable sources like solar and wind. As demand for decarbonized baseload power increases, molten salt TES is proving to be a commercially viable solution for 24/7 renewable electricity delivery.

What Engineering Innovations Are Improving Efficiency and Operational Safety?

Modern molten salt TES systems have evolved through improvements in tank insulation, pipe metallurgy, and fluid dynamics to reduce heat losses and extend system life. Two-tank direct systems, where salt is both the heat transfer fluid and the storage medium, dominate the market due to their cost-effectiveness and operational simplicity. Innovations in corrosion-resistant alloys and coatings are addressing long-standing material degradation challenges, particularly at high temperatures.

Integration with supercritical CO2 turbines and hybrid CSP-plus-PV systems is further enhancing overall energy conversion efficiency. Advanced thermal modeling, automated control systems, and predictive maintenance technologies are also reducing downtime and optimizing charge/discharge cycles. Researchers are now exploring ternary salt mixtures to increase operating temperatures beyond 600°C, which could significantly boost round-trip efficiency and reduce storage costs per kilowatt-hour.

Which Applications and Geographies Are Leading Deployment?

Utility-scale solar thermal plants-especially in arid, high-irradiance regions-are the primary adopters of molten salt TES systems. Countries like Spain, the United Arab Emirates, China, and the United States are home to some of the largest installations. In emerging markets, national energy strategies are increasingly integrating CSP with TES to ensure grid reliability and reduce diesel dependency in remote locations.

Beyond energy generation, industrial sectors such as chemical manufacturing and desalination are exploring molten salt systems for process heat applications. Hybrid configurations that combine TES with biomass or waste heat recovery are gaining attention in efforts to decarbonize thermal-intensive processes. Government incentives, clean energy mandates, and energy storage targets are further encouraging regional deployment, especially in sun-rich areas.

The Growth in the Molten Salt Thermal Energy Storage Market Is Driven by Several Factors…

The growth in the molten salt thermal energy storage market is driven by several factors including the expansion of CSP infrastructure, increasing demand for long-duration renewable energy storage, and the need for dispatchable power in decarbonized grids. Technological advances in salt compositions, tank materials, and thermal insulation are improving system performance and cost-efficiency. Supportive energy policies, carbon reduction targets, and grid modernization programs are accelerating adoption in the MENA region, China, and parts of the U.S. Integration with hybrid renewable systems and industrial heat applications is further diversifying use cases, solidifying molten salt TES as a cornerstone of future low-carbon energy systems.

SCOPE OF STUDY:

The report analyzes the Molten Salt Thermal Energy Storage market in terms of units by the following Segments, and Geographic Regions/Countries:

Segments:

Application (Concentrated Solar Power Plants, Industrial Heating, Residential Heating, Other Applications)

Geographic Regions/Countries:

World; United States; Canada; Japan; China; Europe (France; Germany; Italy; United Kingdom; and Rest of Europe); Asia-Pacific; Rest of World.

Select Competitors (Total 48 Featured) -

  • Abengoa S.A.
  • Acciona S.A.
  • ACWA Power
  • Antora Energy
  • BrightSource Energy, Inc.
  • Caldwell Energy Company
  • Engie SA
  • eSolar Inc.
  • Hyme Energy ApS
  • Kraftanlagen Munchen GmbH
  • Kyoto Group AS
  • Malta Inc.
  • Novatec Solar GmbH
  • Orano SA
  • Rondo Energy
  • SCHOTT AG
  • SENER Grupo de Ingenieria, S.A.
  • Siemens AG
  • SolarReserve, LLC
  • Yara International ASA

AI INTEGRATIONS

We're transforming market and competitive intelligence with validated expert content and AI tools.

Instead of following the general norm of querying LLMs and Industry-specific SLMs, we built repositories of content curated from domain experts worldwide including video transcripts, blogs, search engines research, and massive amounts of enterprise, product/service, and market data.

TARIFF IMPACT FACTOR

Our new release incorporates impact of tariffs on geographical markets as we predict a shift in competitiveness of companies based on HQ country, manufacturing base, exports and imports (finished goods and OEM). This intricate and multifaceted market reality will impact competitors by increasing the Cost of Goods Sold (COGS), reducing profitability, reconfiguring supply chains, amongst other micro and macro market dynamics.

Product Code: MCP35385

TABLE OF CONTENTS

I. METHODOLOGY

II. EXECUTIVE SUMMARY

  • 1. MARKET OVERVIEW
    • Influencer Market Insights
    • World Market Trajectories
    • Tariff Impact on Global Supply Chain Patterns
    • Molten Salt Thermal Energy Storage - Global Key Competitors Percentage Market Share in 2025 (E)
    • Competitive Market Presence - Strong/Active/Niche/Trivial for Players Worldwide in 2025 (E)
  • 2. FOCUS ON SELECT PLAYERS
  • 3. MARKET TRENDS & DRIVERS
    • Rising Deployment of Concentrated Solar Power (CSP) Plants Drives Adoption of Molten Salt Storage Systems
    • Push for 24/7 Renewable Energy Availability Supports Growth of Long-Duration Thermal Storage Solutions
    • OEM Innovation in Dual-Tank and Single-Tank Designs Enhances Efficiency in Molten Salt Storage Systems
    • Increasing Grid Flexibility Requirements Promote Use of Molten Salt for Load Shifting and Peak Shaving
    • Expansion of Net-Zero Power Infrastructure in Sunbelt Regions Supports Large-Scale Salt-Based Energy Storage
    • OEM Emphasis on Thermal Stability and Corrosion Resistance Improves Salt Formulation and Tank Longevity
    • Growth in Renewable-Powered Industrial Heat Applications Expands Use Cases for Molten Salt Systems
    • Shift Toward Hybrid Renewable Plants (PV + CSP + Storage) Drives Integrated Molten Salt Deployment
    • Increased Volatility in Natural Gas Prices Enhances Economic Competitiveness of Molten Salt Solutions
    • Rising Concerns Over Battery Lifecycle Waste Create Opportunities for Environmentally Benign Thermal Storage
  • 4. GLOBAL MARKET PERSPECTIVE
    • TABLE 1: World Molten Salt Thermal Energy Storage Market Analysis of Annual Sales in US$ Thousand for Years 2015 through 2030
    • TABLE 2: World Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Geographic Region - USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World Markets - Independent Analysis of Annual Sales in US$ Thousand for Years 2024 through 2030 and % CAGR
    • TABLE 3: World 6-Year Perspective for Molten Salt Thermal Energy Storage by Geographic Region - Percentage Breakdown of Value Sales for USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World Markets for Years 2025 & 2030
    • TABLE 4: World Recent Past, Current & Future Analysis for Concentrated Solar Power Plants by Geographic Region - USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World Markets - Independent Analysis of Annual Sales in US$ Thousand for Years 2024 through 2030 and % CAGR
    • TABLE 5: World 6-Year Perspective for Concentrated Solar Power Plants by Geographic Region - Percentage Breakdown of Value Sales for USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World for Years 2025 & 2030
    • TABLE 6: World Recent Past, Current & Future Analysis for Industrial Heating by Geographic Region - USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World Markets - Independent Analysis of Annual Sales in US$ Thousand for Years 2024 through 2030 and % CAGR
    • TABLE 7: World 6-Year Perspective for Industrial Heating by Geographic Region - Percentage Breakdown of Value Sales for USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World for Years 2025 & 2030
    • TABLE 8: World Recent Past, Current & Future Analysis for Residential Heating by Geographic Region - USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World Markets - Independent Analysis of Annual Sales in US$ Thousand for Years 2024 through 2030 and % CAGR
    • TABLE 9: World 6-Year Perspective for Residential Heating by Geographic Region - Percentage Breakdown of Value Sales for USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World for Years 2025 & 2030
    • TABLE 10: World Recent Past, Current & Future Analysis for Other Applications by Geographic Region - USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World Markets - Independent Analysis of Annual Sales in US$ Thousand for Years 2024 through 2030 and % CAGR
    • TABLE 11: World 6-Year Perspective for Other Applications by Geographic Region - Percentage Breakdown of Value Sales for USA, Canada, Japan, China, Europe, Asia-Pacific and Rest of World for Years 2025 & 2030

III. MARKET ANALYSIS

  • UNITED STATES
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in the United States for 2025 (E)
    • TABLE 12: USA Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 13: USA 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • CANADA
    • TABLE 14: Canada Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 15: Canada 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • JAPAN
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in Japan for 2025 (E)
    • TABLE 16: Japan Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 17: Japan 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • CHINA
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in China for 2025 (E)
    • TABLE 18: China Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 19: China 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • EUROPE
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in Europe for 2025 (E)
    • TABLE 20: Europe Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Geographic Region - France, Germany, Italy, UK and Rest of Europe Markets - Independent Analysis of Annual Sales in US$ Thousand for Years 2024 through 2030 and % CAGR
    • TABLE 21: Europe 6-Year Perspective for Molten Salt Thermal Energy Storage by Geographic Region - Percentage Breakdown of Value Sales for France, Germany, Italy, UK and Rest of Europe Markets for Years 2025 & 2030
    • TABLE 22: Europe Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 23: Europe 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • FRANCE
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in France for 2025 (E)
    • TABLE 24: France Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 25: France 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • GERMANY
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in Germany for 2025 (E)
    • TABLE 26: Germany Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 27: Germany 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • ITALY
    • TABLE 28: Italy Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 29: Italy 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • UNITED KINGDOM
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in the United Kingdom for 2025 (E)
    • TABLE 30: UK Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 31: UK 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • REST OF EUROPE
    • TABLE 32: Rest of Europe Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 33: Rest of Europe 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • ASIA-PACIFIC
    • Molten Salt Thermal Energy Storage Market Presence - Strong/Active/Niche/Trivial - Key Competitors in Asia-Pacific for 2025 (E)
    • TABLE 34: Asia-Pacific Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 35: Asia-Pacific 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030
  • REST OF WORLD
    • TABLE 36: Rest of World Recent Past, Current & Future Analysis for Molten Salt Thermal Energy Storage by Application - Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications - Independent Analysis of Annual Sales in US$ Thousand for the Years 2024 through 2030 and % CAGR
    • TABLE 37: Rest of World 6-Year Perspective for Molten Salt Thermal Energy Storage by Application - Percentage Breakdown of Value Sales for Concentrated Solar Power Plants, Industrial Heating, Residential Heating and Other Applications for the Years 2025 & 2030

IV. COMPETITION

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Jeroen Van Heghe

Manager - EMEA

+32-2-535-7543

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Christine Sirois

Manager - Americas

+1-860-674-8796

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