Top 10 Thermal Mass Flow Meter Manufacturers in the world 2025

Nov 03, 2025

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Sarah Wang
Sarah Wang
Sarah leads the R&D team at FlowT, focusing on innovative approaches to flow measurement. Her work has significantly contributed to the advancement of ultrasonic flow meters over the years.

Introduction to Thermal Mass Flow Meter

A thermal mass flow meter is a type of flow meter that measures the mass flow rate of a fluid, typically a gas, based on the principle of heat transfer. It operates by introducing heat into the fluid stream and measuring the amount of heat transferred from a heated sensor to the flowing fluid. The rate of heat transfer is directly related to the mass flow rate of the fluid.


Thermal mass flow meters offer several advantages over other types of flow meters. They provide direct mass flow measurement, eliminating the need for additional temperature and pressure compensation. They have a wide turndown ratio, allowing accurate measurement over a broad range of flow rates. They are also highly sensitive, capable of measuring very low flow rates, and are suitable for a variety of gases.


Top 10 Manufacturers

1. FlowT Instrument (Shenzhen) Limited

FlowT Instrument (Shenzhen) Limited is a leading manufacturer of flow measurement instruments, with a particular focus on thermal mass flow meters. The company is based in Shenzhen, China, a hub of technological innovation.


Company OverviewFlowT Instrument was founded with the vision of providing high - quality, reliable, and cost - effective flow measurement solutions. It has a team of experienced engineers and technicians who are dedicated to research and development, ensuring that their products are at the forefront of technological advancements. The company's manufacturing facilities are equipped with state - of - the - art machinery, enabling them to produce thermal mass flow meters with high precision and consistency.


Characteristics in Thermal Mass Flow Meter


  • High Precision: FlowT's thermal mass flow meters are known for their high - accuracy measurement. They use advanced sensor technology to ensure that the measured mass flow rate is as close to the actual value as possible.
  • Wide Range of Applications: These meters can be used in various industries such as chemical, petrochemical, food and beverage, and environmental monitoring. They are suitable for measuring different types of gases, including air, nitrogen, oxygen, and natural gas.
  • User - Friendly Design: The meters are designed with the end - user in mind. They have an intuitive interface that makes it easy for operators to set up, operate, and maintain the meters.
  • Customization: FlowT Instrument offers customization services. They can tailor the thermal mass flow meters according to the specific requirements of the customers, such as different pipe sizes, flow ranges, and communication interfaces.


Advantages of the Company


  • Cost - Effective Solutions: Compared to some international competitors, FlowT provides high - quality thermal mass flow meters at a more competitive price. This makes them an attractive option for small and medium - sized enterprises.
  • Local Support: With its base in Shenzhen, the company can offer quick and efficient local support to customers in Asia. They can respond promptly to technical inquiries, provide on - site installation and maintenance services, and supply spare parts in a timely manner.
  • Continuous Innovation: FlowT is committed to continuous innovation. They invest a significant amount of resources in research and development to improve the performance and functionality of their thermal mass flow meters.


Website: https://www.flowtmeter.com/


2. Sierra Instruments, Inc.

Company OverviewSierra Instruments, Inc. is a well - established company in the flow measurement industry. Based in the United States, it has been in operation for several decades. The company has a global presence, with offices and distribution partners in many countries around the world. Sierra Instruments is known for its expertise in developing and manufacturing high - performance flow measurement solutions, including thermal mass flow meters.


Characteristics in Thermal Mass Flow Meter


  • Advanced Sensor Technology: Sierra's thermal mass flow meters are equipped with cutting - edge sensor technology. Their sensors are highly sensitive and can accurately measure the heat transfer in the fluid stream, resulting in precise mass flow measurement.
  • Multi - Gas Capability: These meters can measure a wide range of gases without the need for recalibration. They have built - in algorithms that can automatically adjust the measurement based on the gas type, making them very versatile.
  • High - Speed Response: Sierra's meters have a fast response time, which is crucial in applications where real - time flow measurement is required. For example, in a chemical process where the flow rate needs to be adjusted quickly to maintain the process stability.
  • Remote Monitoring and Control: The meters can be integrated with remote monitoring and control systems. This allows operators to monitor the flow rate from a central location and make adjustments as needed.


Advantages of the Company


  • Long - Standing Reputation: With a long history in the industry, Sierra Instruments has built a strong reputation for reliability and quality. Customers trust their products for critical applications.
  • Extensive Application Experience: The company has worked on a wide range of projects in different industries. This experience allows them to provide valuable advice and solutions to customers based on their specific application requirements.
  • Comprehensive Technical Support: Sierra offers comprehensive technical support to its customers. Their team of experts can assist with installation, commissioning, and troubleshooting, ensuring that the meters operate smoothly throughout their lifespan.


3. ABB Ltd.

Company OverviewABB is a multinational corporation with a diverse portfolio of products and services, including flow measurement instruments. Headquartered in Switzerland, ABB has a global footprint and is one of the leading players in the industrial automation and power sectors. The company has a long - standing commitment to innovation and quality, and its thermal mass flow meters are no exception.


Characteristics in Thermal Mass Flow Meter


  • Robust Design: ABB's thermal mass flow meters are designed to withstand harsh industrial environments. They are made of high - quality materials that are resistant to corrosion, wear, and high temperatures.
  • Integrated Communication Protocols: These meters support a variety of communication protocols such as Modbus, Profibus, and HART. This makes it easy to integrate them into existing industrial control systems.
  • Diagnostic Capabilities: The meters have built - in diagnostic functions that can detect faults and malfunctions in real - time. This helps in preventive maintenance and reduces downtime.
  • High - Quality Manufacturing: ABB follows strict manufacturing standards to ensure the reliability and performance of its thermal mass flow meters. Each meter undergoes rigorous testing before leaving the factory.


Advantages of the Company


  • Global Service Network: With its extensive global service network, ABB can provide support to customers anywhere in the world. They can offer on - site maintenance, repair, and calibration services.
  • System Integration Expertise: ABB has in - depth knowledge of industrial automation systems. They can integrate the thermal mass flow meters seamlessly with other ABB products such as controllers, sensors, and actuators, providing a complete solution for the customers.
  • Research and Development Investment: The company invests heavily in research and development. This enables them to introduce new features and technologies in their thermal mass flow meters, keeping them ahead of the competition.


4. Emerson Electric Co.

Company OverviewEmerson Electric Co. is a well - known American multinational company. It has a long history of providing innovative solutions in the fields of automation, control, and measurement. The company's thermal mass flow meters are part of its comprehensive portfolio of flow measurement products.


Characteristics in Thermal Mass Flow Meter


  • Smart Technology: Emerson's thermal mass flow meters incorporate smart technology. They can self - diagnose, self - calibrate, and communicate with other devices in the network. This reduces the need for manual intervention and improves the overall efficiency of the measurement process.
  • High - Performance in Harsh Conditions: These meters are designed to perform well in harsh industrial environments. They can withstand high pressures, high temperatures, and corrosive gases.
  • Energy - Efficient Design: Emerson focuses on energy efficiency in its product design. Their thermal mass flow meters consume less power compared to some traditional flow meters, which is beneficial for both the environment and the customer's operating costs.
  • Data Management: The meters can collect and store a large amount of data related to the flow measurement. This data can be used for analysis, process optimization, and compliance reporting.


Advantages of the Company


  • Brand Reputation: Emerson is a well - respected brand in the industrial sector. Customers have confidence in the quality and reliability of their products.
  • Industry - Specific Solutions: The company offers industry - specific solutions for thermal mass flow meters. For example, they have specialized meters for the oil and gas industry, which are designed to meet the unique requirements of this sector.
  • Training and Support: Emerson provides training programs for customers to ensure that they can operate and maintain the thermal mass flow meters effectively. They also offer 24/7 technical support.


5. Yokogawa Electric Corporation

Company OverviewYokogawa Electric Corporation is a Japanese company that has been at the forefront of industrial automation and measurement technology for many years. Their thermal mass flow meters are known for their precision and reliability.


Characteristics in Thermal Mass Flow Meter


  • High - Precision Measurement: Yokogawa's thermal mass flow meters use advanced measurement algorithms to ensure high - accuracy mass flow measurement. They can achieve very low measurement uncertainties.
  • Stable Performance: These meters have a stable performance over a long period of time. They are not easily affected by external factors such as temperature variations and vibration.
  • Advanced Signal Processing: The meters use advanced signal - processing techniques to filter out noise and interference, resulting in a clean and accurate measurement signal.
  • Compatibility with Other Instruments: Yokogawa's thermal mass flow meters can be easily integrated with other Yokogawa instruments such as transmitters, controllers, and recorders.


Advantages of the Company


  • Japanese Quality and Reliability: The company is known for its strict quality control and high - reliability products. Customers can expect long - term trouble - free operation of the thermal mass flow meters.
  • Research in Sensor Technology: Yokogawa invests in research on sensor technology. This allows them to continuously improve the performance of their thermal mass flow meters by developing more sensitive and durable sensors.
  • Global Reach: Although based in Japan, Yokogawa has a global sales and service network. They can provide support to customers in different parts of the world.


6. Honeywell International Inc.

Company OverviewHoneywell International Inc. is a diversified technology and manufacturing company. It has a wide range of products in the aerospace, building technologies, and industrial automation sectors. Their thermal mass flow meters are designed to meet the demanding requirements of industrial applications.


Characteristics in Thermal Mass Flow Meter


  • Advanced Safety Features: Honeywell's thermal mass flow meters are equipped with advanced safety features. They have over - temperature protection, over - pressure protection, and short - circuit protection to ensure the safety of the equipment and the operators.
  • High - Resolution Display: The meters have a high - resolution display that shows the measured mass flow rate, temperature, and other relevant parameters clearly. This makes it easy for operators to monitor the process.
  • Flexible Configuration: They can be configured in different ways according to the customer's needs. For example, customers can choose different output signals, communication interfaces, and mounting options.
  • Long - Term Stability: The meters offer long - term stability in measurement. They do not require frequent calibration, which reduces the maintenance cost for the customers.


Advantages of the Company


  • Global Brand Recognition: Honeywell is a well - known global brand. Customers trust the quality and performance of their products.
  • Cross - Industry Experience: The company has experience in different industries. This allows them to understand the unique requirements of each industry and develop thermal mass flow meters that are suitable for a wide range of applications.
  • After - Sales Service: Honeywell provides comprehensive after - sales service. They have a team of technicians who can provide on - site support, repair, and replacement of parts.


7. Bronkhorst High - Tech B.V.

Company OverviewBronkhorst High - Tech B.V. is a Dutch company that specializes in the development and production of flow and pressure measurement and control instruments. They are known for their high - precision and innovative solutions.


Characteristics in Thermal Mass Flow Meter


  • Micro - Flow Measurement: Bronkhorst's thermal mass flow meters are particularly suitable for micro - flow applications. They can measure very low flow rates with high accuracy, which is important in industries such as semiconductor manufacturing and laboratory research.
  • Fast Response Time: These meters have a very fast response time. They can quickly detect changes in the mass flow rate and adjust the measurement accordingly.
  • Modular Design: The meters have a modular design, which makes it easy to upgrade and expand the functionality. Customers can add additional features such as alarms, flow totalizers, and communication modules.
  • High - Quality Construction: They are built with high - quality materials and components. This ensures the long - term reliability and durability of the meters.


Advantages of the Company


  • Expertise in Micro - Flow: Bronkhorst has in - depth expertise in micro - flow measurement. They can provide specialized solutions for applications where accurate measurement of very low flow rates is required.
  • European Quality Standards: The company adheres to strict European quality standards. Their products are known for their high quality and precision.
  • Technical Support: Bronkhorst offers excellent technical support. Their engineers can provide detailed advice on the selection, installation, and operation of the thermal mass flow meters.


8. Azbil Corporation

Company OverviewAzbil Corporation, formerly known as Yamatake Corporation, is a Japanese company that focuses on building automation, industrial automation, and measurement technology. Their thermal mass flow meters are designed to contribute to the efficient operation of industrial processes.


Characteristics in Thermal Mass Flow Meter


  • Energy Management Function: Azbil's thermal mass flow meters have an energy management function. They can measure the energy consumption associated with the gas flow, which is useful for energy - saving initiatives in industries.
  • High - Quality Sensor Materials: The meters use high - quality sensor materials that are resistant to corrosion and wear. This ensures the long - term stability and accuracy of the measurement.
  • Easy Installation and Maintenance: They are designed for easy installation and maintenance. The meters have a simple structure and can be installed quickly. Routine maintenance tasks such as cleaning and calibration can be carried out with minimal effort.
  • Compatibility with Building Automation Systems: These meters can be integrated with building automation systems. They can be used to monitor and control the gas flow in buildings, improving the overall energy efficiency of the building.


Advantages of the Company


  • Japanese Engineering Excellence: Azbil is known for its Japanese engineering excellence. Their products are well - designed and manufactured to high standards.
  • Focus on Energy Efficiency: The company's focus on energy efficiency makes their thermal mass flow meters attractive to customers who are looking to reduce their energy consumption and carbon footprint.
  • Local Support in Asia: With its base in Japan, Azbil can provide strong local support to customers in Asia. They can offer customized solutions according to the specific requirements of Asian industries.


9. Bürkert Fluid Control Systems

Company OverviewBürkert Fluid Control Systems is a German company that specializes in fluid control and measurement technology. They have a wide range of products, including thermal mass flow meters, which are used in various industries such as pharmaceutical, food and beverage, and water treatment.


Characteristics in Thermal Mass Flow Meter


  • Hygienic Design: For applications in the food and beverage and pharmaceutical industries, Bürkert's thermal mass flow meters have a hygienic design. They are made of materials that are easy to clean and sterilize, ensuring compliance with strict hygiene standards.
  • Precise Flow Control: These meters can not only measure the mass flow rate but also control the flow precisely. They can be used in closed - loop control systems to maintain a constant flow rate.
  • Compact Size: The meters have a compact size, which makes them suitable for installation in limited - space environments.
  • High - Quality Manufacturing Process: Bürkert follows a high - quality manufacturing process. Each meter is carefully tested to ensure its performance and reliability.


Advantages of the Company


  • German Engineering Precision: German engineering is known for its precision and quality. Bürkert's thermal mass flow meters benefit from this reputation, offering high - performance and reliable measurement solutions.
  • Industry - Specific Solutions: The company has developed industry - specific solutions for different sectors. They can provide customized thermal mass flow meters according to the unique requirements of each industry.
  • Global Distribution Network: Bürkert has a global distribution network. This allows them to reach customers in different parts of the world and provide timely delivery of products and support.


10. Teledyne Hastings Instruments

Company OverviewTeledyne Hastings Instruments is an American company with a long history in the field of gas flow measurement. They are recognized for their expertise in developing and manufacturing high - quality thermal mass flow meters.


Characteristics in Thermal Mass Flow Meter


  • High - Accuracy in Low - Flow Conditions: Teledyne's thermal mass flow meters are particularly accurate in low - flow conditions. They can measure very small amounts of gas flow with high precision, which is important in applications such as gas chromatography and leak detection.
  • Wide Temperature Range: These meters can operate over a wide temperature range. They can withstand both high and low temperatures without significant loss of accuracy.
  • Digital Communication: The meters support digital communication protocols. This enables easy integration with modern data acquisition and control systems.
  • Long - Standing Technology Heritage: The company has a long - standing technology heritage. They have continuously improved their thermal mass flow meter technology over the years, resulting in reliable and high - performance products.


Advantages of the Company


  • Expertise in Low - Flow Measurement: Teledyne's in - depth knowledge of low - flow measurement gives them an edge in applications where accurate measurement of small gas flows is crucial.
  • American - Made Quality: The products are made in the United States, which is associated with high - quality manufacturing standards.
  • Technical Support and Training: The company provides technical support and training to customers. They can help customers understand the operation and maintenance of the thermal mass flow meters.


Conclusion

The thermal mass flow meter market is highly competitive, with these top 10 manufacturers each bringing their own unique strengths and features to the table. FlowT Instrument (Shenzhen) Limited offers cost - effective and customizable solutions, especially suitable for Asian markets. Sierra Instruments, ABB, Emerson, and other international giants have global reach, strong R & D capabilities, and extensive industry experience. Each company has developed its thermal mass flow meters to meet the diverse needs of different industries, whether it is high - precision measurement in micro - flow applications, operation in harsh environments, or integration with complex automation systems.


As the demand for more accurate, reliable, and efficient flow measurement continues to grow in industries such as chemical, petrochemical, food and beverage, and environmental monitoring, these manufacturers will likely continue to invest in research and development. They will introduce new technologies and features to further improve the performance of their thermal mass flow meters, and also expand their market share through better customer support and innovative business models.


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