Solar Thermal Collectors Market Report Scope & Overview:

The Solar Thermal Collectors Market Size is valued at USD 30.90 Billion in 2025E and is projected to reach USD 57.82 Billion by 2033, growing at a CAGR of 8.18% during the forecast period 2026–2033.

The Solar Thermal Collectors Market analysis report provides comprehensive insights into the industry. Increasing adoption of renewable energy solutions, government incentives for solar installations, and rising demand for sustainable and cost-effective heating systems are driving market growth, which is expected to accelerate over the forecast period.

Solar thermal collector installations are expected to reach 45 million m² in 2025, driven by rising demand for energy-efficient heating and supportive renewable energy policies.

Market Size and Forecast:

• Market Size in 2025: USD 30.90 Billion

• Market Size by 2033: USD 57.82 Billion

• CAGR: 8.18% from 2026 to 2033

• Base Year: 2025

• Forecast Period: 2026–2033

• Historical Data: 2022–2024

Solar Thermal Collectors Market Trends:

• Increasing focus on renewable energy adoption is driving governments and businesses to prioritize solar thermal installations.

• Rising awareness of energy efficiency is boosting demand for cost-effective heating solutions in residential and commercial sectors.

• Integration of smart technologies with solar thermal systems is enhancing performance monitoring and system optimization.

• Growing partnerships between solar solution providers and construction firms are accelerating adoption in urban infrastructure projects.

• Expansion of financial incentives and subsidies is encouraging homeowners and enterprises to invest in solar thermal systems.

• Development of hybrid and modular solar thermal solutions is enabling versatile applications across diverse industries.

U.S. Solar Thermal Collectors Market Insights:

The U.S. Solar Thermal Collectors Market is projected to grow from USD 3.85 Billion in 2025E to USD 7.27 Billion by 2033, at a CAGR of 8.30%. Growth is driven by increasing adoption of renewable energy solutions, government incentives, rising energy efficiency awareness, and expanding residential and commercial installations.

Solar Thermal Collectors Market Growth Drivers:

• Growing adoption of renewable energy and energy-efficient heating solutions, driven by sustainability and cost savings.

Growing adoption of renewable energy and energy-efficient heating solutions is a key driver of the Solar Thermal Collectors Market Growth. Increasing awareness of sustainability, rising energy costs and supportive government policies are encouraging households and enterprises to invest in solar thermal systems. Integration with smart technologies, coupled with easy access to financial incentives, is further accelerating market growth, promoting energy savings and reducing carbon footprints across residential and commercial sectors.

Solar Thermal Collector installations are projected to grow 9.2% in 2025, driven by rising adoption of energy-efficient heating and renewable energy initiatives.

Solar Thermal Collectors Market Restraints:

• High installation costs, limited awareness, and dependence on government incentives are restricting consistent growth of the market.

High installation costs, limited consumer awareness, and reliance on government incentives are key restraints for the Solar Thermal Collectors Market. The significant upfront investment for equipment and installation can deter residential and commercial buyers, while lack of knowledge about system benefits slows adoption. Dependence on subsidies or policy support adds uncertainty, and inconsistent regulatory frameworks across regions can further limit market expansion. Collectively, these factors hinder widespread deployment and slow market growth.

Solar Thermal Collectors Market Opportunities:

• Rising demand for renewable and energy-efficient heating solutions presents opportunities for innovation in solar thermal technologies.

Rising demand for renewable and energy-efficient heating solutions presents significant growth opportunities. Consumers and businesses are increasingly prioritizing sustainable energy adoption, driving interest in advanced solar thermal technologies. Innovations in hybrid systems, smart integration, and modular designs enhance efficiency and adaptability. Additionally, expanding government incentives and financing options encourage wider adoption. Companies focusing on technological innovation, cost reduction, and awareness campaigns are well-positioned to capture market share and accelerate growth.

Renewable heating installations accounted for 23% of new energy projects in 2025, driven by rising demand for sustainable and energy-efficient solutions.

Solar Thermal Collectors Market Segmentation Analysis:

• By Type, Flat Plate Collectors held the largest market share of 42.75% in 2025, while Evacuated Tube Collectors are expected to grow at the fastest CAGR of 9.12% during 2026–2033.

• By Application, Residential accounted for the highest market share of 48.30% in 2025, while Industrial is anticipated to record the fastest CAGR of 9.05% through 2026–2033.

• By Installation Type, Roof-Mounted held the largest share of 55.20% in 2025, while Ground-Mounted is expected to grow at the fastest CAGR of 8.88% during the forecast period.

• By End User, Households accounted for the highest market share of 54.35% in 2025, while Enterprises are projected to grow at the fastest CAGR of 8.76% during 2026–2033.

By Type, Flat Plate Collectors Dominate While Evacuated Tube Collectors Expand Rapidly:

Flat Plate Collectors segment dominated the market due to their cost-effectiveness, durability, and widespread residential adoption. They are a preferred choice for both households and small commercial setups seeking reliable heating solutions. Evacuated Tube Collectors are the fastest growing segment, driven by higher efficiency, adaptability in colder climates, and expanding industrial applications. In 2025, 12 million square meters of evacuated tube collectors were installed globally, highlighting rapid uptake and technological acceptance.

By Application, Residential Dominates While Industrial Expands Rapidly:

Residential segment dominated the market as households increasingly invest in energy-efficient water heating systems, supported by government incentives and rising awareness about renewable energy. Industrial are the fastest growing segment, driven by the need for high-capacity thermal solutions for manufacturing, food processing, and chemical industries. In 2025, industrial facilities adopted 4,500 large-scale solar thermal systems, reflecting a surge in energy cost savings and sustainability-driven demand.

By Installation Type, Roof-Mounted Dominates While Ground-Mounted Expands Rapidly:

Roof-Mounted segment dominated the market due to easy integration with existing residential and commercial buildings, minimal space requirements and lower installation complexity. Ground-Mounted are the fastest growing segment, gaining traction in large-scale commercial projects and solar farms that require scalable and modular solutions. In 2025, 2,800 ground-mounted solar thermal projects were commissioned globally, showing strong interest in flexible installation options for expanding energy infrastructure.

By End User, Households Dominate While Enterprises Expand Rapidly:

Households segment dominated the market as the primary end user, motivated by energy cost savings, government incentives, and sustainable living trends. Enterprises are the fastest growing segment, leveraging solar thermal solutions for industrial heating, hotels, and large office complexes to reduce operational costs and carbon footprint. In 2025, over 6 million enterprise-level solar thermal units were deployed globally, emphasizing rapid adoption in commercial applications and the expanding role of energy-efficient technologies.

Solar Thermal Collectors Market Regional Analysis:

Asia-Pacific Solar Thermal Collectors Market Insights:

The Asia-Pacific dominated the Solar Thermal Collectors Market with a 44.59% market share, driven by rising demand for renewable and energy-efficient heating solutions. Growth is fueled by government incentives, increasing residential and commercial adoption, and rapid urbanization in China, India, Japan, and South Korea. Expanding manufacturing capacities, technological innovations in evacuated tube and flat plate collectors, and growing awareness of sustainability are further supporting APAC’s market leadership and accelerating adoption across the region.

China Solar Thermal Collectors Market Insights:

China’s Solar Thermal Collectors Market is driven by government incentives, increasing energy efficiency awareness, rising residential and commercial adoption. Technological advancements, expanding local manufacturing, and strong policy support for renewable energy are accelerating market growth. China plays a pivotal role in APAC due to its scale, innovation, and sustainability initiatives.

North America Solar Thermal Collectors Market Insights:

The North America Solar Thermal Collectors Market is growing with rising focus on energy efficiency and renewable heating solutions in the U.S. and Canada. Increasing government incentives, adoption in residential and commercial sectors and awareness of sustainable energy are driving demand. Technological innovations, integration with smart systems and partnerships between manufacturers and installers are enhancing market penetration, while cost reductions and policy support continue to strengthen North America’s market position.

U.S. Solar Thermal Collectors Market Insights:

The U.S. Solar Thermal Collectors Market is driven by rising demand for energy-efficient heating, technological innovations, and supportive government policies. Residential and commercial adoption is accelerating through smart system integration, incentives, and financing options. Innovation in hybrid and modular collectors, along with public awareness campaigns, is shaping the market’s growth trajectory.

Europe Solar Thermal Collectors Market Insights:

The Europe Solar Thermal Collectors Market is growing steadily, driven by increasing focus on renewable energy adoption and energy-efficient heating solutions. Countries such as Germany, France and Italy are leading in technological innovation, government incentives and sustainable energy policies. Rising awareness of carbon reduction, adoption in residential and commercial sectors and expansion of advanced collector manufacturing are shaping a competitive landscape, reinforcing Europe’s position as a key market in solar thermal technology.

Germany Solar Thermal Collectors Market Insights:

Germany is a key market for Solar Thermal Collectors, driven by strong government incentives, high renewable energy adoption and advanced technological development. Growth is supported by residential and commercial installations, rising energy efficiency awareness and innovative collector designs. Policy support and sustainable energy initiatives continue to strengthen Germany’s market leadership.

Middle East and Africa Solar Thermal Collectors Market Insights:

The Middle East & Africa Solar Thermal Collectors Market is the fastest-growing region, expanding at a CAGR of 9.46%. Growth is driven by rising demand for renewable and energy-efficient heating, supportive government policies, and increasing residential and commercial installations. Key markets such as Saudi Arabia, UAE, and South Africa are leading technological adoption and accelerating market expansion.

Latin America Solar Thermal Collectors Market Insights:

The Latin America Solar Thermal Collectors Market is growing steadily, driven by rising energy efficiency awareness and government incentives. Adoption is increasing in residential and commercial sectors, supported by infrastructure development and renewable energy policies. Key markets including Brazil, Mexico, and Argentina are driving installations, technological adoption, and regional market growth.

Solar Thermal Collectors Market Competitive Landscape:

GREENoneTEC Solarindustrie GmbH, based in Austria, is a leading manufacturer of solar thermal collectors with over three decades of expertise. The company specializes in large-scale automated production of flat-plate collectors and OEM solutions for heating systems. Its market dominance is driven by exceptional “Made in Austria” quality, reliable performance, efficient manufacturing, and strong distribution networks. GREENoneTEC’s focus on innovation, resource-efficient production, and timely delivery makes it a preferred choice for residential, commercial, and industrial applications.

• In March 2025, GREENoneTEC launched its hybrid PVT collectors, integrating photovoltaic and thermal generation into a single module. The innovation enhances energy efficiency, reduces installation complexity, and strengthens the company’s leadership in advanced solar thermal solutions globally.

Viessmann Werke GmbH, headquartered in Germany, is a globally recognized leader in heating, refrigeration, and solar thermal solutions. The company’s Vitosol range of flat-plate and vacuum-tube collectors offers high efficiency, durability, and advanced technology. Viessmann dominates the market due to its century-long brand heritage, comprehensive product portfolio, and integration of smart energy management systems. Strategic projects in residential, commercial, and district heating sectors, combined with innovation and reliability, strengthen its leadership in Europe and beyond.

• In June 2025, Viessmann launched a large-scale solar thermal system on Föhr Island, Germany. Covering 3,076 m², the system provides district heating, reduces CO₂ emissions, and showcases Viessmann’s innovation in sustainable solar thermal technology.

Himin Solar Energy Group Co., Ltd., headquartered in Dezhou, China, is a major player in solar water heaters, vacuum-tube collectors, and large-scale solar thermal systems. The company combines high-volume automated manufacturing, extensive R&D and marketing. Himin’s market dominance comes from its technological innovation, extensive patent portfolio, large domestic and international footprint and capability to deliver efficient, scalable solar thermal solutions. Its integrated approach ensures leadership in residential, commercial and industrial markets.

• In June 2025, Himin Solar launched its automated vacuum-tube collector production at “Solar Valley,” Dezhou, China. The upgrade enhanced manufacturing efficiency, boosted output, ensured higher quality, and strengthened Himin’s position in residential, commercial, and international solar thermal markets.

Solar Thermal Collectors Market Key Players:

Some of the Solar Thermal Collectors Market Companies are: 

• GREENoneTEC Solarindustrie GmbH

• Viessmann Werke GmbH

• Himin Solar Energy Group Co., Ltd.

• Sunrain Group

• Kingspan Group plc

• Linuo Ritter International Co., Ltd.

• Solimpeks Solar Energy Systems

• SunMaxx Solar LLC

• HTP Comfort Solutions LLC

• Absolicon Solar Collector AB

• TVP Solar AG

• SunEarth Inc.

• BDR Thermea Group

• Ritter Energie- und Umwelttechnik GmbH

• Modulo Solar

• Kuzeymak Makina Sanayi ve Ticaret A.Ş.

• Wolf GmbH

• Ariston Thermo SpA

• Hewalex Sp. z o.o.

• Prime Laser Tech GmbH