Global Temperature Transmitter and Humidity Transmitter Market Size study & Forecast, by Sensing Technology, by Mounting Technology (Head, Field, and DIN-Rail), by Communication Protocol (HART, Wireless HART, Foundation Fieldbus, and Profibus PA), and Reg

The Global Temperature Transmitter and Humidity Transmitter Market is valued approximately at USD 3.89 billion in 2024 and is anticipated to grow at a CAGR of 4.19% over the forecast period of 2025-2035, reaching USD 6.11 billion by 2035. Temperature and humidity transmitters form the backbone of modern industrial automation systems, serving as critical components for real-time monitoring, precision control, and environmental stability in diverse sectors—from pharmaceuticals and food processing to oil & gas and power generation. These instruments convert sensor signals into standardized outputs, enabling seamless integration with digital control systems for optimal process efficiency. The rapid industrial digitalization trend, coupled with the increasing focus on predictive maintenance and operational resilience, has significantly driven demand for advanced transmitters. Additionally, the widespread implementation of Industry 4.0 and smart factory frameworks has propelled the need for precise environmental sensing technologies, amplifying the relevance of both temperature and humidity transmitters across industries.

The rising global emphasis on maintaining controlled environmental conditions—particularly in data centers, healthcare facilities, and manufacturing plants—has further catalyzed market expansion. Enhanced regulatory standards across critical industries, such as the FDA’s Good Manufacturing Practices (GMP) and ISO environmental management frameworks, have necessitated the deployment of accurate transmitters to ensure compliance and operational integrity. Furthermore, the ongoing evolution toward wireless communication and IoT-enabled monitoring systems has transformed transmitters into intelligent, self-diagnostic devices capable of providing actionable insights. However, high installation costs and calibration complexities remain potential deterrents for small- and medium-sized enterprises. Despite these challenges, the accelerating adoption of digital connectivity and cloud-based analytics offers lucrative opportunities for the market over the coming decade.

The detailed segments and sub-segments included in the report are:

By Sensing Technology:
• Temperature Sensing
• Humidity Sensing

By Mounting Technology:
• Head Mount
• Field Mount
• DIN-Rail Mount

By Communication Protocol:
• HART
• Wireless HART
• Foundation Fieldbus
• Profibus PA

By Region:

North America
• U.S.
• Canada

Europe
• UK
• Germany
• France
• Spain
• Italy
• Rest of Europe

Asia Pacific
• China
• India
• Japan
• Australia
• South Korea
• Rest of Asia Pacific

Latin America
• Brazil
• Mexico

Middle East & Africa
• UAE
• Saudi Arabia
• South Africa
• Rest of Middle East & Africa

Field Mount Transmitters Expected to Dominate the Market

Among the mounting technologies, field-mounted transmitters are expected to dominate the market throughout the forecast period, holding a substantial share due to their robust performance in harsh industrial conditions. Their wide deployment in process industries—particularly in oil refineries, chemical plants, and water treatment facilities—stems from their durability, ease of calibration, and ability to withstand environmental extremes. The rapid adoption of smart transmitters with built-in diagnostics and enhanced signal integrity has further strengthened this segment’s growth trajectory. Moreover, the need for accurate, long-distance signal transmission in large industrial complexes underscores the growing reliance on field-mounted devices. Meanwhile, head-mounted and DIN-rail transmitters continue to see increased adoption in compact and modular applications, particularly within factory automation and machine control systems.

HART Communication Protocol Leads in Revenue Contribution

When segmented by communication protocol, HART (Highway Addressable Remote Transducer) communication holds the largest revenue share in the global market. This dominance is attributed to its seamless backward compatibility, widespread industrial acceptance, and the capability to provide both analog and digital communication simultaneously. HART-based transmitters continue to be the preferred choice for industries that seek reliability, scalability, and interoperability with existing control systems. However, Wireless HART is emerging as the fastest-growing segment, fueled by its potential to enable remote monitoring, reduce wiring costs, and enhance operational flexibility. Similarly, Foundation Fieldbus and Profibus PA protocols are expected to experience steady adoption, driven by the increasing shift toward digital field instrumentation and smart communication frameworks. In summary, HART continues to anchor market revenues, while wireless and fieldbus variants are rapidly reshaping the next generation of industrial communication ecosystems.

The key regions considered for the Global Temperature Transmitter and Humidity Transmitter Market study include Asia Pacific, North America, Europe, Latin America, and the Middle East & Africa. North America dominated the market in 2024, capturing the largest share due to its mature industrial infrastructure, strong regulatory framework, and early adoption of smart instrumentation technologies. The region’s emphasis on process automation and energy efficiency has accelerated the replacement of legacy sensors with intelligent transmitters. Meanwhile, Asia Pacific is projected to emerge as the fastest-growing region during 2025–2035, supported by rapid industrialization, rising investments in manufacturing automation, and government initiatives promoting industrial digital transformation across China, India, and Japan. Europe is also expected to exhibit substantial growth, backed by stringent energy management standards, green transition policies, and the expanding deployment of IIoT-based sensing networks.

Major market players included in this report are:
• ABB Ltd.
• Emerson Electric Co.
• Siemens AG
• Honeywell International Inc.
• Yokogawa Electric Corporation
• Endress+Hauser Group Services AG
• Schneider Electric SE
• OMEGA Engineering Inc.
• WIKA Alexander Wiegand SE & Co. KG
• TE Connectivity Ltd.
• AMETEK Inc.
• Sensirion AG
• Dwyer Instruments, LLC
• Vaisala Oyj
• Omron Corporation

Global Temperature Transmitter and Humidity Transmitter Market Report Scope:
• Historical Data – 2023, 2024
• Base Year for Estimation – 2024
• Forecast period – 2025-2035
• Report Coverage – Revenue forecast, Company Ranking, Competitive Landscape, Growth factors, and Trends
• Regional Scope – North America; Europe; Asia Pacific; Latin America; Middle East & Africa

The objective of the study is to define market sizes of different segments & countries in recent years and to forecast the values for the coming years. The report is designed to integrate both qualitative and quantitative aspects of the industry within the countries covered in the study. Furthermore, it presents detailed insights into key driving forces, challenges, and opportunities that will shape market growth in the forthcoming decade. Additionally, it emphasizes potential opportunities in micro-markets for stakeholders to invest, supported by an in-depth analysis of the competitive landscape, product innovations, and strategies adopted by leading players. The detailed segments and sub-segments of the market are explained below:

Key Takeaways:
• Market Estimates & Forecast for 10 years from 2025 to 2035.
• Annualized revenues and regional-level analysis for each market segment.
• Detailed analysis of the geographical landscape with country-level insights for major regions.
• Competitive landscape with information on major players in the market.
• Analysis of key business strategies and recommendations on future market approach.
• Comprehensive evaluation of the competitive structure of the market.
• Demand-side and supply-side analysis of the market. Show more