Coil Boiler Market Size - By Fuel, By End Use, By Application, By Capacity, By Pressure, By Installation, Growth Forecast, 2025 - 2034

Coil Boiler Market Size

According to a recent study by Global Market Insights Inc., the coil boiler market was estimated at USD 3.3 billion in 2024. The market is expected to grow from USD 3.5 billion in 2025 to USD 6.1 billion by 2034, at a CAGR of 6.2%.

• The coil boiler market is evolving as industries prioritize compact, energy-efficient, and quick-start solutions for steam and hot water generation. Unlike conventional shell boilers, coil boilers feature a continuous coil heat exchanger design that ensures faster heat transfer, shorter startup times, and lower water storage needs.
   
• Unlike conventional boilers, coil boilers do not require large water storage, resulting in shorter startup times, higher energy efficiency, and compact construction. These advantages make them highly suitable for industries with fluctuating steam demand or limited space, including food processing, chemical manufacturing, pharmaceuticals, and small to mid-scale industrial operations.
   
• A coil boiler is a type of steam or hot water generator that uses a continuous coil heat exchanger instead of a traditional shell-and-tube design. In this system, water flows through a helical or serpentine coil that is directly exposed to the heat source, enabling rapid heat transfer and immediate steam or hot water generation.
   
• For illustration, in the food processing sector, coil boilers have been shown to reduce startup time by up to 70% compared to shell boilers, enabling steam generation in less than 5–7 minutes instead of the typical 20–30 minutes. This translates into 10–15% fuel savings during intermittent operations while ensuring consistent steam quality for applications such as pasteurization and sterilization.
   
• The coil boiler market was valued at USD 2.7 billion in 2021 and grew at a CAGR of approximately 5% through 2024. Increasing focus on minimizing operational downtime and enhancing thermal efficiency has driven industries to adopt coil boilers, both for new setups and as retrofit solutions.
   
• Additionally, modular & mobile designs have broadened the application of coil boilers in temporary and remote operations. Ongoing technological progress is reshaping the market, as manufacturers emphasize automation, advanced combustion systems, and low-NOx burner technologies to comply with increasingly stringent environmental standards.
   
• Additionally, government tax incentives promoting energy-efficient technologies that consume less fuel while delivering higher output are expected to accelerate product penetration. These boilers are designed for superior durability and performance, incorporating high-strength materials, precision fabrication, and advanced welding methods to endure intense thermal and mechanical stresses.
   
• For illustration, in 2024, the Germany government implemented incentives under energy-efficiency programs such as the federal funding for Energy Efficiency in Industry (EEW) have encouraged manufacturers to switch to advanced boilers that consume up to 15–20% less fuel while delivering the same or higher output.
   

Coil Boiler Market Trends

• The boiler industry is set to witness steady growth, driven by stringent regulations aimed at reducing greenhouse gas emissions and the growing replacement of conventional steam systems with energy-efficient units. Strong involvement of private players, supported by government initiatives for industrial development, will further enhance the business prospects.
   
• Moreover, continuous investments in manufacturing expansion, aligned with accelerating industrialization, are set to strengthen the overall business outlook. Growing concerns over carbon emissions and the need for higher energy efficiency have led regulators to enforce stringent standards, driving increased adoption of these boilers in industrial processes.
   
• Rising consumer preference for reliable and sustainable heating solutions, supported by favorable government policies promoting efficient boiler installations, is expected to accelerate industry growth. Additionally, the growing replacement demand for aging boiler stock nearing or exceeding its average operating life has created a supportive business environment.
   
• For citation, in Europe, the implementation of the EU Industrial Emissions Directive (IED) has compelled industries to adopt energy-efficient and low-emission heating systems. As a result, several manufacturing plants have been replacing conventional steam boilers with advanced coil boilers that comply with stringent emission standards.
   
• The demand is further driven by the trend toward decentralized steam generation, allowing individual production units to function independently without dependence on large, centralized boilers. Key benefits such as lower energy expenses, improved operational flexibility, and reduced maintenance costs will in turn foster the wider adoption of these systems.
   
• Regional governments are increasingly implementing policies that promote renewable energy integration and emission reduction, encouraging industries to replace outdated boilers with modern, eco-friendly models. This regulatory push, coupled with the broader drive for decarbonization and sustainable industrial practices, is further accelerating the adoption of advanced boiler solutions.
   
• These boilers are appreciated for their safety, energy efficiency, and ability to supply consistent steam or hot water without the high costs and complexities of pressurized systems. Operating at relatively lower pressures, they reduce mechanical stress, extend equipment lifespan, and minimize maintenance needs. Their rapid startup, compact footprint, and adaptability to intermittent or fluctuating load conditions make them a preferred choice across various industries.
   
• For illustration, in India, government schemes such as the Perform, Achieve and Trade (PAT) program under the National Mission on Enhanced Energy Efficiency have encouraged industries to replace aging boiler stock with modern, efficient units. These initiatives demonstrate how regulatory pressure and industrial modernization directly drive the adoption of energy-efficient coil boilers.
   

Coil Boiler Market Analysis

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• Based on fuel, the industry is segmented into natural gas, oil, electric, renewables, dual fuel and others. The natural gas fired coil boiler market holds a share of about 52% in 2024 and is projected to grow at a growth rate of 5.8% through 2034.
• The boiler units operating on natural gas are preferred for their superior thermal efficiency, lower emissions, and capability to handle variable load demands without lengthy startup times. Industries such as food processing, chemicals, pharmaceuticals, and textiles are embracing these systems to achieve both operational efficiency and regulatory compliance.
   
• Oil-fired boilers offer significant energy cost savings over their operating life compared to gas-fired alternatives. Additionally, the decline in oil prices in recent years has revived demand for these systems across various industries. The availability of cost-effective steam generation units, combined with easy access to oil as a resource, further encourages manufacturers to utilize oil as a fuel for both hot water and steam production.
   
• For instance, in 2023, when global crude oil prices fell below USD 65 per barrel, industries in the Middle East, particularly small-scale textile and chemical units in Saudi Arabia and the UAE, increased reliance on oil-fired boilers. The abundance of affordable oil and easy access to steam generation units made these systems cost-effective, encouraging short-term adoption despite the shift toward cleaner fuels.
   
• The electric coil boiler segment is set to exceed USD 650 million by 2034. The industry is expanding as industries increasingly pursuing zero-emission and low-maintenance solutions to replace conventional fossil fuel-based systems for steam and hot water generation.
   
• The transition toward electrification along with global decarbonization objectives and the growing use of renewable power, is reinforcing the role of electric coil boilers as a sustainable, future-ready solution for steam and heat generation. They are especially ideal for settings with limited space, strict emissions requirements, or where on-site fuel storage is not feasible.
   
• The dual fuel coil boiler industry was valued at USD 263 million in 2024. Increasing applicability across industries that require flexibility in fuel choice to ensure operational continuity and cost efficiency will escalate the business outlook. These heating systems function by directly heating water via electric elements embedded in a coil, providing fast start-up, accurate temperature regulation, and quiet operation.
   
• Renewable powered coil boiler market will gain an appreciable momentum owing to increasing consumer inclination toward sustainable & environmentally friendly solutions and implementation of stringent government regulation to limit carbon emissions. Incorporating renewable energy reduces reliance on fossil fuels, supports global sustainability objectives, decreases operational carbon emissions, and can simplify regulatory compliance in regions encouraging clean energy use.
   
• For citation, in 2023, Bosch launched projects in Germany where coil boilers were integrated with biogas and solar-thermal systems to reduce fossil fuel reliance in food and beverage industries. This strategic move has enhanced the renewable sector across the region.
   

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• Based on capacity, the industry is divided into ≤ 290 kW, > 290 kW - 1.5 MW, > 1.5 MW - 3 MW, > 3 MW - 15 MW and > 15 MW. The > 3 MW - 15 MW coil boiler market holds a share of 24.7% in 2024 and is projected to reach over USD 1.5 billion by 2034.
   
• ≤ 290 kW coil boiler industry was estimated at over USD 330 million in 2024. These boilers are prized for their compact size, rapid startup, and simple installation, making them well-suited for space-limited facilities or operations with variable demand. Industries such as food processing, textiles, pharmaceuticals, and small-scale manufacturing often favor this capacity range for its optimal balance of performance and energy efficiency.
   
• The > 290 kW - 1.5 MW capacity units market is set to grow at a rate of 5% from 2025 to 2034. This capacity range is widely employed in industries like chemical manufacturing, large-scale food and beverage production, textile processing, and institutional heating systems. Coil boilers in this segment provide an optimal balance of high output and operational flexibility, delivering rapid startup and efficient handling of variable load demands, accelerating the business potential.
   
• The > 1.5 MW – 3 MW coil boiler segment is estimated to surpass USD 1 billion by 2034. It caters to heavy industrial operations and large institutional facilities requiring high-capacity, continuous steam or hot water for energy-intensive processes. Increasing focus on energy efficiency and emission reduction is boosting the adoption of boilers that operate on natural gas, biofuels, or hybrid fuel systems, frequently combined with waste heat recovery solutions.
   
• The > 3 MW – 15 MW coil boiler segment serves large industrial complexes, utility plants, and district heating networks that need high-capacity, continuous steam or hot water for demanding operations. Built for rigorous duty cycles, these boilers often feature advanced combustion technology, multi-fuel flexibility, and integrated waste heat recovery to maximize fuel efficiency and minimize emissions.
   
• The > 15 MW coil boiler segment caters to the most energy-intensive industrial and utility-scale applications, requiring continuous, high-volume steam generation to support complex, 24*7 operations. These units are engineered for exceptional durability, superior thermal efficiency, and precise control of large steam outputs, often featuring multi-fuel capabilities, driving the product penetration.
   
• For instance, in 2023, the European Union offered schemes for industries to replace conventional boilers with renewable-powered systems, directly supporting the adoption of coil boilers designed for biomass and hybrid renewable integration. These cases illustrate how regulatory frameworks and industrial sustainability goals are driving momentum in the renewable-powered coil boiler market.
   
• Based on installation, the industry is divided into greenfield and brownfield. The greenfield industry will witness a CAGR of 5.7% from 2025 to 2034. These installations allow end users to integrate advanced automation, emissions control technologies, and waste heat recovery from the outset, ensuring operations align with long-term sustainability and cost-efficiency objectives.
   
• The brownfield coil boiler market targets the upgrade, replacement, or integration of coil boilers within existing industrial facilities, where modernization must be balanced with the constraints of established infrastructure. In such projects, coil boilers are preferred for their compact design, fast steam generation, and adaptability to space and connection limitations, often eliminating the need for major structural modifications.
   

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• The U.S. dominated the coil boiler market in North America with around 84.3% share in 2024 and generated USD 534.2 million in revenue. The industry is influenced by the nation’s robust industrial sector and growing emphasis on energy efficiency and environmental compliance. Demand is further propelled by initiatives to modernize aging infrastructure and adhere to increasingly stringent emissions regulations, driving adoption of advanced coil boiler technologies.
   
• For instance, the EPA has introduced more stringent rules to reduce nitrogen oxide (NOx) emissions. In 2023, the agency finalized the “Good Neighbor” Plan aimed at helping states achieve ozone standards. This plan requires significant NOx reductions from power plants and major industrial sources across 23 states. By 2026, it is projected to cut ozone-season NOx emissions by around 70,000 tons from these sectors.
   
• The North America coil boiler market is projected to surge USD 1 billion by 2034. The market is set to witness growth owing to rising industrialization, sustainability initiatives, and stringent environmental regulations, driving the adoption of advanced, low-emission boiler solutions. Government emphasis on decarbonization and energy efficiency has further encouraged investments in modern automation and cleaner fuel technologies, reinforcing the region’s industrial landscape.
   
• The Europe coil boiler industry is set to grow at a rate of over 5.5% till 2034. The transition to cleaner fuels, incorporation of smart monitoring systems, and use of low-NOx burners are helping meet stringent EU emission standards, promoting the replacement of older boiler units. Moreover, growing demand for decentralized heating solutions in small & medium scale industrial facilities is supporting the industry growth.
   
• For instance, in 2023, Bosch reported multiple installations of coil boilers with low-NOx burners in Germany and Austria, enabling manufacturers to meet the EU’s Industrial Emissions Directive limits. Similarly, the French Energy Transition Law has encouraged small and medium industrial facilities to adopt decentralized heating solutions, leading to increasing deployment of compact coil boilers that replace aging centralized steam systems.
   
• The Asia Pacific region accounted for about 45% share of the coil boiler market in 2024. The market is propelled by the region’s growing industrial base, increasing energy efficiency demands, and the need for compact steam generation solutions. Additionally, there is rising demand for modular and portable boilers, especially in areas where rapid installation and mobility are crucial for seasonal or temporary industrial operations.
   
• For instance, in 2023, the Government of China expanded its Industrial Energy Efficiency Program, which encouraged factories to replace conventional steam systems with high-efficiency coil boilers to cut fuel use and emissions. Likewise, in India, compliance with the Perform, Achieve and Trade (PAT) scheme under the Bureau of Energy Efficiency has pushed several small and medium industries to adopt energy-efficient coil boilers.
   
• The Middle East & Africa coil boiler industry is driven by the region’s increasing emphasis on sustainable energy and the transition to cleaner fuels. Industries are progressively adopting boilers that deliver lower fuel consumption and reduced emissions while maintaining high thermal efficiency. Additionally, urbanization and expanding industrial infrastructure are fueling demand for compact, space-efficient heating solutions.
   
• The Latin America coil boiler market is growing on account of ongoing industrialization and initiatives promoting energy efficiency. A focus on renewable energy and sustainable practices is encouraging the adoption of environmentally friendly heating technologies. Furthermore, the recovery of regional industrial sectors is driving increased investment in advanced boiler systems, reflecting the variety of factors shaping market growth.
   
• For instance, in 2023, the government implemented Energy Plan 2050 aims to diversify energy sources and enhance supply reliability, further encouraging the adoption of efficient heating technologies. This trend aligns with Colombia's broader energy efficiency initiatives, including the implementation of minimum energy performance standards.
   

Coil Boiler Market Share

• The top 5 players in coil boiler industry are Bosch Industriekessel, Miura America, Babcock Wanson, ALFA LAVAL and Thermax Limited contribute around 45% of the market share in 2024.
   
• The coil boiler market is characterized by rapid adoption in industries requiring compact, efficient, and fast-response steam or hot water systems. The manufacturers are increasingly focusing on advanced materials, automation, and eco-friendly fuel options to meet regulatory standards and sustainability goals. The industry remains competitive, with innovation, customization, and service quality defining vendor differentiation and customer preference.
   
• Bosch Industriekessel offers highly efficient coil boilers with advanced automation and robust designs, catering to industrial heating needs. Their solutions focus on energy conservation, rapid steam generation, and low emissions, making them a trusted choice in chemical and food processing sectors.
   
• Miura America Co. specializes in modular, low-water-content coil boilers known for quick startup and high efficiency. Their compact, eco-friendly systems reduce energy consumption and maintenance, making them ideal for industries seeking reliable, flexible, and sustainable steam generation solutions.
   
• Babcock Wanson provides innovative coil boilers with optimized heat transfer and precise control systems. Their products emphasize safety, energy efficiency, and rapid response, supporting industrial applications in food processing, chemical manufacturing, and other high-demand steam-reliant operations.
   
• ALFA LAVAL delivers high-performance coil boilers featuring corrosion-resistant materials, compact design, and efficient thermal management. Their solutions enhance operational reliability, reduce energy costs, and meet stringent environmental standards in diverse industrial sectors globally.
   
• Thermax offers versatile coil boilers engineered for efficiency, rapid steam production, and sustainability. Their technologically advanced systems focus on energy savings, low emissions, and reliability, addressing industrial heating demands in chemical, food, and process industries worldwide.
   

Coil Boiler Market Companies

• In 2024, ALFA LAVAL reported net sales of USD 6.3 billion and a 7% year-on-year increase in order intake, reaching USD 7.1 billion. The company aims to strengthen its market position by investing in advanced technologies, expanding global reach, and driving continuous improvement across its core business segments.
   
• In 2024, Miura Co., Ltd. achieved net sales of USD 1.9 billion, with a gross profit margin of 39.37% in Q3 2024, demonstrating solid operational performance. The company continues to focus on delivering high-efficiency boiler solutions while maintaining strong revenue growth, reinforcing its reputation as a leading provider of energy-efficient steam and hot water systems.
   
• In 2024, Thermax reported net sales of USD 1.3 billion and an EBITDA of USD 108 million, reflecting strong financial performance. Net profit reached USD 76 million, supported by robust growth in industrial products such as electric boilers and wastewater treatment plants. These results highlight the company’s focus on expanding its product portfolio and operational efficiency to strengthen its market presence globally.
   

Major players operating in the coil boiler market are:

• ALFA LAVAL
• Ascentec
• Babcock Wanson
• Bosch Industriekessel
• Bryan Steam
• Cannon Bono
• CERTUSS
• Clayton Industries
• Cochran
• Devotion Boiler
• Forbes Marshall
• Fulton
• GekaKonus
• Heat11
• HTT ENERGY
• Hurst Boiler & Welding
• ICI Caldaie
• Industrial Boilers
• Kawasaki Thermal Engineering
• Maxtherm Boilers
• Miura America
• NTI Boilers
• PARKER BOILER
• Rentech Boiler System
• Ross Boilers
• SAZ BOILERS
• Thermax
• Thermodyne Boilers
• Unical AG
• Vapor Power International
   

Coil Boiler Industry News

• In July 2025, Forbes Marshall entered a 7-year strategic partnership with Finnish IoT leader Treon to digitally enhance its industrial steam solutions. The collaboration integrates Treon’s wireless sensor platform with Forbes Marshall’s controls including MachPulse, enabling smart monitoring of boilers, turbines, and energy usage. This initiative will transform boiler rooms across India, the Middle East, and Southeast Asia with advanced analytics and sensor networks for improved efficiency and reliability.
   
• In June 2025, Fulton unveiled the VSRT-E hybrid steam boiler combining a low-NOx, hydrogen-capable gas burner with an electric heating element. This dual-fuel design allows operators to switch between modes, optimizing energy use and achieving up to 99% efficiency in electric mode with 99.75% dry steam output. Featuring a compact coil pack and simple controls, the VSRT-E supports cost and emissions reduction, with future enhancements planned for larger capacities and AI-driven energy management.
   
• In September 2024, Babcock Wanson introduced the LV-Pack, a new line of low-voltage industrial electric boilers designed to improve energy efficiency. This launch reflects the company’s ongoing commitment to investing in sustainable development technologies. The LV-Pack aims to support the industrial sector in transitioning to cleaner and more dependable energy systems by enhancing operational performance, cutting carbon emissions, and reducing the overall operating expenses.
   
• In May 2024, Miura announced its acquisition of U.S. boiler manufacturer Cleaver-Brooks, a move aimed at expanding its footprint in the North American market. Cleaver-Brooks brings decades of expertise in integrated boiler systems, including fire tube, water tube, and electric boilers, along with advanced controls and emissions solutions. This strategic acquisition enhances Miura’s product portfolio and positions the company to deliver comprehensive, energy-efficient steam solutions across a broader industrial customer base.
   

The coil boiler market research report includes in-depth coverage of the industry with estimates & forecast in terms of revenue (USD Million) & volume (Units) from 2021 to 2034, for the following segments:

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Market, By Fuel

• Natural gas
• Oil
• Electric
• Renewables
• Dual fuel
• Others

Market, By End Use

• Hot water
• Steam
• Thermal fluid

Market, By Application

• Food & beverage
• Chemical
• Pharmaceutical & hospital
• Pulp & paper
• Metal processing
• Textile
• Oil & fats refining
• Others

Market, By Capacity

• ≤ 290 kW
• > 290 kW - 1.5 MW
• > 1.5 MW - 3 MW
• > 3 MW - 15 MW
• > 15 MW

Market, By Pressure

• ≤ 10 bar
• > 10 bar - 25 bar
• > 25 bar

Market, By Installation

• Greenfield
• Brownfield

The above information has been provided for the following regions & countries:

• North America
  • U.S.
  • Canada
  • Mexico
• Europe
  • France
  • UK
  • Poland
  • Italy
  • Spain
  • Austria
  • Germany
  • Sweden
  • Norway
  • Denmark
  • Finland
  • Ireland
  • Ukraine
• Asia Pacific
  • China
  • India
  • Philippines
  • Japan
  • South Korea
  • North Korea
  • Australia
  • Indonesia
  • Pakistan
  • Bangladesh
  • Vietnam
  • Taiwan 
  • Hong Kong
  • Kazakhstan
  • Thailand
  • Malaysia
  • Singapore
  • Uzbekistan
• Middle East & Africa
  • Saudi Arabia
  • Iran
  • UAE
  • Egypt
  • Nigeria
  • Kenya
  • Morocco
  • South Africa
  • Tunisia
  • Algeria
  • Türkiye
  • Arab Republic
  • Jordan
  • Iraq
• Latin America
  • Argentina
  • Chile
  • Brazil
  • Colombia