HVAC Sensor Market - By Type, By Connectivity Type, By End Use, Growth Forecast, 2025 - 2034

HVAC Sensor Market Size

The global HVAC sensor market was valued at USD 4.6 billion in 2024 with a volume of 1,094.9 million units. The market is expected to grow from USD 4.8 billion in 2025 to USD 6.5 billion by 2030 and USD 8.5 billion by 2034 with a volume of 1,729.5 million units, growing at a value CAGR of 6.4% and volume CAGR of 4.9% during the forecast period of 2025-2034, according to Global Market Insights Inc.

• The increasing focus on indoor air quality (IAQ) along with the rising HVAC system installations in the residential sector are accelerating the need for HVAC sensors.
   
• There is a growing demand for advanced HVAC sensors and systems owing to the increasing focus on Indoor Air Quality (IAQ) monitoring. Building occupants are focusing on health and comfort. In August 2024, Renesas Electronics Corporation introduced the RRH62000, a self-contained, sensor module that is compact and ultra-advanced, and is designed for real-time, smart indoor air quality monitoring for residential homes, learning institutions and public structures. The RRH62000 comes with a module that contains several sensors which can capture and register particulate matter of differing sizes (PM1, PM2.5, PM10), volatile organic compounds (TVOC), harmful gas, temperature, humidity, and estimated CO2 concentration in the air. The revenue and adoption of HVAC sensors is predicted to rise with the deployment of more multi-parameter sensors along with broader use of HVAC systems and regulations for better indoor air quality. The sensors will allow building owners and facility managers to enhance control on air quality, optimize HVAC performance, and meet regulatory standards.
   
• The increasing installations of HVAC systems in residential buildings has resulted in an increase in the demand for sensors used for measuring, controlling, and optimizing energy consumption. At the ACREX India 2025 event in March 2025, Danfoss India introduced seven new innovative HVACR products. These novel and innovative HVACR devices address energy and temperature control, fluid and gas monitoring and management thus, underpin the need for sensors to optimize residential HVAC systems.
   
• In 2024, Asia Pacific accounted for 40.6% share of the HVAC sensor market. The rapid urbanization, the increased use of smart building technology, and the rising infrastructure investments in the region continue to fuel the growth of the market. IBEF reports India’s real estate sector is anticipated to grow to USD 5.8 trillion by 2047 and is expected to contribute 15.5% of the GDP from an existing share of 7.3%. This expansion underscores the increasing demand for advanced sensor integration and optimally functioning HVAC systems in the region.
   

HVAC Sensor Market Trends

• Manufacturers of HVAC sensors are concentrating on multi-parameter sensing modules that integrate temperature, humidity, CO2, and VOC monitoring into a single device. This integration enhances system functionality and simplifies installation. Adoption is expected to increase between 2025 and 2030.
   
• There is an increasing adoption of wireless and IoT- based HVAC sensors that facilitate real-time data sharing between the devices, building management systems, and the cloud. Improved connectivity enhances the ability to maintain devices and control energy use. Adoption is likely to increase between 2026 and 2032.
   
• There is a growing emphasis on development of low-power and energy efficient HVAC sensors due to increasing regulatory and energy cost reduction initiatives globally. Sensor manufacturers are developing devices that consume less power and can operate for extended periods of time. Adoption is anticipated to increase between 2025 and 2030.
   
• HVAC sensors integrated with AI and smart analytic tools are gaining popularity as they facilitate adaptive control, fault detection, and occupant comfort optimization. This trend is likely to grow between 2026 and 2032 due to increased smart construction.
   

HVAC Sensor Market Analysis

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On the basis of connectivity, the market is segmented into wired sensors and wireless sensors.
 

• The wired sensors segment is anticipated to reach USD 6.2 billion by 2034. Wired HVAC technologies continue to be prevalent for use in large commercial and industrial applications due to their reliability, accuracy and relatively consistent data transmission. Innovations include improved installation designs and enhanced interfacing with centralized building operational systems.
   
• Wired sensor manufacturers must aim to improve compatibility and ease of installation of the system without compromising the reliability and accuracy of data in large-scale applications.
   
• The wireless sensors segment is anticipated to grow at a CAGR of 7% during the forecast period 2025 - 2034. Wireless HVAC sensors are becoming more popular because of their ease of installation, lower wiring costs, and compatibility with IoT platforms. Smart homes and offices are also adopting the wireless technology due to the ability to share data in real-time and remote monitoring capabilities.
   
• Manufacturers should concentrate on low power, secure and IoT-based wireless sensors that enable seamless remote monitoring and predictive HVAC maintenance.

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On the basis of type, the HVAC sensor market is divided into temperature sensors, humidity sensors, pressure sensors, smoke & gas sensors, motion sensors, and others.
 

• The temperature sensors segment dominated the market with a market share of 36.1% in 2024. Temperature sensors are increasingly being integrated into multi-parameter devices that also measure humidity, CO2 and VOCs in addition to temperature. These sensors are being integrated into smart HVAC systems to allow for real-time monitoring and adaptive climate control.
   
• In order to maximize energy efficiency and occupant comfort, manufacturers must prioritize creating compact, multi-function temperature sensors that integrate seamlessly with IoT-connected HVAC systems.
   
• The smoke & gas sensors market is anticipated to grow at a CAGR of 7.3% during the forecast period 2025 - 2034. Smoke and gas sensors are being developed with higher sensitivity and faster response times to detect harmful gases (CO, CO2, VOCs) and smoke in residential and commercial settings. Integration with smart alarms and HVAC systems is improving indoor air quality and safety compliance.
   
• Manufacturers should prioritize high-precision, fast-response sensors that can integrate with building management systems and safety solutions for both residential and commercial applications.
   

On the basis of end use, the HVAC sensor market is segmented into residential, commercial, and industrial.
 

• The residential market is anticipated to reach USD 5.7 billion by 2034. Residential HVAC sensors are integrated with smart home ecosystems, enabling automation, energy efficiency, and indoor air quality control. Consumers are adopting multi-parameter sensors to achieve greater comfort and health.
   
• Manufacturers should concentrate on multi-parameter sensors that can be easily connected with smart home systems and apps.
   
• Commercial segment is anticipated to grow at a CAGR of 6% during the forecast period 2025 - 2034. Commercial HVAC sensors are being deployed in offices, hospitals and large buildings for energy optimization, occupancy-based control, and compliance. Sensors that can be combined with predictive maintenance and analytics are on the increase.
   
• Manufacturers should develop highly accurate, rugged sensors that enable analytics-based energy management and integrate with commercial building management systems.

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North America held a market share of 27% in 2024 and is anticipated to grow at a CAGR of 6.6% during the forecast period 2025 - 2034. The North American HVAC sensor market is fueled by the growing adoption of smart building technologies, energy-efficient HVAC systems, and indoor air quality monitoring. The development and integration of multi-parameter sensors are improving building comfort, operational efficiency, and energy regulation compliance. Continuous innovation is supporting steady market growth.
 

• U.S. dominated the market, accounting for USD 985.7 million in the year 2024. The United States is focusing on the installation of advanced indoor air quality sensors to keep indoor environments healthy and meet energy efficiency standards. In December 2021, Sensirion introduced the SCD42, a new product in the miniaturized SCD4x CO2 sensor series. The SCD42 is specifically designed for applications that meet California's Building Energy Efficiency Standards (Title 24), making it perfect for U.S. HVAC systems.
   
• HVAC sensor manufacturers should prioritize developing sensors that comply with local building codes, such as California's Title 24, and integrate multi-parameter monitoring to meet regulatory requirements and enhance adoption.
   
• Canada is anticipated to grow at a 5.9% CAGR during the forecast period. The growth of energy-efficient residential and commercial buildings, along with government initiatives to encourage green building standards, are driving the growth of the HVAC sensors market in Canada. Sensor technologies allow for real-time monitoring and optimization of HVAC performance to achieve energy efficiency and indoor air quality targets.
   
• To expand in Canada, manufacturers must focus on designing reliable, energy-efficient, and multi-parameter HVAC sensors that align with national energy efficiency standards and green building initiatives.
   

Europe accounted for 19.2% of the global HVAC sensor market in 2024 and is anticipated to grow with a CAGR of 5.1% during the forecast period 2025 - 2034. The growth of the European HVAC sensors market is driven by strict energy efficiency regulations, increased adoption of smart buildings, and growing emphasis on indoor air quality.
 

• Germany is anticipated to grow at a 4.5% CAGR during the forecast period 2025 - 2034. The country is emphasizing energy-efficient building solutions and smart building integration, which is driving the demand for advanced HVAC sensors that can measure temperature, humidity, CO2, and VOCs. Market adoption is also fueled by government initiatives that support green building and building automation.
   
• HVAC sensor manufacturers should prioritize innovation in developing highly accurate, energy-efficient, and multi-parameter sensors that adhere to Germany's energy regulations and integrate seamlessly with smart building systems.
   
• UK's HVAC sensor market is anticipated to grow at a 5.5% CAGR during the forecast period. The HVAC sensor industry in the UK is expected to grow along with the expanding smart home sector. According to Statista, the smart home market is anticipated to generate USD 12.5 billion in revenue by 2025, underscoring the rising popularity of IoT-based HVAC and indoor air quality sensors.
   
• Manufacturers should focus on IoT-enabled and user-friendly HVAC sensors that cater to the UK smart home market, with a focus on energy efficiency, real-time monitoring, and integration with home automation systems.
   

Asia-Pacific held a share of 40.6% in the global HVAC sensor market and is the fastest-growing region with a 7.1% CAGR during the forecast period. Rapid urbanization, growing commercial and residential infrastructure, and increasing adoption of energy-efficient building technologies are the major factors driving the Asia Pacific market growth. Smart sensors for temperature, humidity, CO2 and VOC are improving indoor air quality, operational efficiency and regional energy standards compliance. The market is expected to continue to grow due to constant innovation.
 

• The HVAC sensor industry in China is anticipated to reach USD 1.6 billion by the year 2034. The demand for sophisticated HVAC sensors for residential, commercial, and industrial applications is being fueled by the growing adoption of smart city projects and government initiatives towards green building in China.
   
• HVAC sensor manufacturers should focus on scalable, affordable, and multi-parameter sensor solutions to meet China's expanding urbanization and smart building infrastructure.
   
• Japan's HVAC sensor market was valued at USD 317 million in 2024. The growth of the market in Japan is driven by the advanced building automation and stringent energy efficiency standards. The nation has a focus on high precision sensors that can monitor temperature, humidity, air quality, and other parameters for residential as well as commercial buildings.
   
• Manufacturers need to focus on high-accuracy, reliable, and energy-efficient sensors that meet Japan's strict regulatory requirements and integrate smoothly with advanced building automation systems.
   
• India's market is anticipated to grow at a CAGR of over 7.5% during the forecast period. The HVAC sensor market in India is growing at a rapid pace due to the increasing residential and commercial construction, growing awareness about energy efficiency, and government initiatives for green buildings. Smart HVAC systems and IAQ monitoring are important adoption drivers.
   
• To penetrate the Indian market, manufacturers need to provide cost-effective, multi-parameter sensors that provide reliable performance in varying climatic conditions and help meet energy-efficient building standards.
   

Latin America held 5.4% market share in 2024 and is anticipated to grow with a 4.3% CAGR during the forecast period. The Latin American HVAC sensor industry is growing due to rising use of smart and energy-efficient HVAC solutions in the residential and commercial sectors. Advanced sensor technologies are being used to enhance indoor air quality, optimize energy usage, and comply with regional regulations.
 

In 2024, the Middle East and Africa held a share of 7.8% and is anticipated to grow at a 6% CAGR during the forecast period 2025 - 2034. The MEA HVAC sensor market is growing because of investments in residential, commercial, and smart city infrastructure, and initiatives to promote energy-efficient buildings. Multi-parameter sensors for temperature, humidity, CO2, and VOC measurement support optimized HVAC operation and better indoor air quality.
 

• Saudi Arabia accounted for an 33.4% market share in 2024. The rapid expansion of residential and commercial infrastructure as well as the development of smart cities are driving the growth of the Saudi Arabian market. Complex sensors that measure temperature, humidity, and indoor levels of CO2 and VOCs are being deployed to maximize energy efficiency and improve air quality indoors.
   
• HVAC sensor manufacturers should prioritize providing rugged, high-accuracy, and energy-efficient sensors that withstand harsh climatic conditions while aligning with Saudi Arabia's smart city and energy-efficiency initiatives.
   
• The South Africa market is anticipated to grow at a CAGR of 5.4% during the forecast period. South Africa's HVAC sensor market is growing due to rising commercial and residential building construction, awareness of energy conservation, and regulatory policies supporting energy-efficient HVAC systems. Multi-parameter sensors for temperature, humidity, and air quality are boosting market adoption.
   
• In South Africa, HVAC sensor manufacturers must provide robust, multi-functional, and cost-effective sensors that are suitable for a variety of climatic conditions and meet local energy efficiency standards.
   
• The UAE accounted for a share of 36.5% in the market in 2024. United Arab Emirates (UAE) is experiencing adoption of smart building technologies and energy-efficient HVAC systems. The deployment of multi-parameter HVAC sensors for real-time monitoring and optimization is being driven by government sustainability initiatives and the construction of LEED-certified buildings.
   
• Manufacturers must provide compact, IoT-enabled sensors for UAE smart buildings with energy efficiency, predictive maintenance, and building management system integration.
   

HVAC Sensor Market Share

The key players in the HVAC sensor industry are Honeywell International, Siemens AG, Johnson Controls, Schneider Electric, Sensirion AG. In 2024, these companies collectively accounted for over 60.7% of the market share.
 

• Honeywell International held a market share of 19.7% in 2024. Honeywell International Inc. provides advanced HVAC sensors and building automation systems for energy-saving temperature, humidity, and air quality management. Its IoT-connected sensors serve smart building systems and predictive maintenance.
   
• Siemens held 13.3% of the market share in 2024. Siemens provides integrated HVAC sensors and automation systems targeted to the commercial, industrial, and residential sectors. The company's sensors measure and control temperature, humidity, CO2, and VOCs to improve energy efficiency and indoor air quality. Siemens utilizes digitalization and IoT-based smart building automation technologies for HVAC system and sensor market expansion.
   
• Johnson Controls held a market share of 11.6% in 2024. Johnson Controls designs HVAC sensors that provide comfort while saving energy by real-time monitoring of temperature, humidity, and air quality. Its connected sensors are building management and IoT platform ready. The company specializes in smart commercial and residential infrastructures, which helps enhance its position in the global market.
   
• Schneider Electric held a market share of 8.9% in 2024. Schneider Electric provides multi-parameter HVAC sensors for tracking temperature, humidity, pressure, and evaluating indoor air quality. Schneider's solutions interface with energy management and smart building systems and assist with predictive maintenance to enhance operational efficiency. Schneider Electric is well positioned to sustain growth in the global HVAC sensor market due to its focus on sustainable and IoT-enabled infrastructure.
   
• Sensirion held a market share of 7.2% in 2024. Sensirion provides high-accuracy temperature, humidity, CO2, and air quality HVAC sensors. Its compact IoT-ready modules are used in residential, commercial, and industrial applications. Sensirion's multi-parameter sensing technologies enable energy efficiency, indoor comfort and compliance with international HVAC and building standards.
   

HVAC Sensor Market Companies

Major players operating in the HVAC sensor industry are:
 

• Honeywell International
• Siemens
• Johnson Controls
• Schneider Electric
• Sensirion
   
• Honeywell International Inc., Siemens AG, Schneider Electric, Johnson Controls, Emerson Electric Co, Sensirion AG and Texas Instruments Incorporated are leaders. These companies have been market leaders because of their wide product ranges, global distribution networks, brand awareness, and continuous innovation in sensor technology for building automation and HVAC systems. Their solutions are extensively used in commercial, industrial, and residential applications, providing them with a competitive advantage in reliability and scale.
   
• TE Connectivity, Trane, Infineon Technologies, STMicroelectronics, and Amphenol are classified as challengers in the HVAC sensor market. These companies focus on niche product segments, technological differentiation, and strategic alliances to increase their market share in specific geographic areas.
   
• Omron Corporation, Microchip Technology Inc., and BELIMO Holding AG are followers in the market. These companies provide products that are reliable but lack market influence compared to leaders and challengers. These companies are more likely to cater to niche applications, smaller geographies, or as component suppliers rather than system-level providers. Followers' growth relies on strategic alliances and the exploitation of innovative sensor technologies.
   
• Greystone Energy Systems Inc., Acal Bfi, Sensata Technologies, Inc., and CHINO Corporation are niche players in the market. These companies are specialized in sensors, customized solutions or regional markets. Technological specialization along with high precision technologies coupled with focused HVAC application capabilities are their strong assets, but they do not have the global coverage or the wide-scale use associated with the bigger players in the market.
   

HVAC Sensor Industry News

• In April 2025, Sensirion expanded its manufacturing facility in Debrecen, Hungary, by approximately 7,000 square meters of new production and logistics capacity. This extension greatly increases sensor module production capacity to support Sensirion's growth objectives.
   
• In May 2025, Danfoss introduced the DST G290 propane gas sensor that uses cutting-edge photoacoustic technology for highly selective and reliable R290 (propane) refrigerant detection. Built for HVAC&R applications, this sensor provides fast response times of less than 30 seconds and fast warm-up time of 6 seconds.
   
• In June 2025, Sensirion released new digital humidity and temperature sensors, the SHT40-AD1P-R2 and SHT41-AD1P-R2. These sensors are encased in rigid, slip-on protective covers to safeguard their performance in rough conditions during handling, shipment, and demanding environments.
   

The HVAC sensor market research report includes in-depth coverage of the industry with estimates & forecasts in terms of revenue (USD Million) & Volume (Million Units) from 2021 to 2034, for the following segments:

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Market, By Type   

• Temperature sensors
• Humidity sensors
• Pressure sensors
• Smoke & gas sensors
• Motion sensors
• Others

Market, By Connectivity Type   

• Wired sensors
• Wireless sensors

Market, By End Use        

• Residential
• Commercial
• Industrial

The above information is provided for the following regions and countries:

• North America 
  • U.S.
  • Canada 
• Europe
  • Germany
  • UK
  • France
  • Spain
  • Italy
  • Netherlands 
• Asia Pacific
  • China
  • India
  • Japan
  • Australia
  • South Korea 
• Latin America
  • Brazil
  • Mexico
  • Argentina 
• Middle East and Africa
  • Saudi Arabia
  • South Africa
  • UAE