Global Carbon Monoxide Sensor Market Assessment, By Type [Semiconductor Sensor, Electrochemical Sensors, Solid-State Sensors, Infrared Sensors, Others], By Application [Residential & Building Automation, Industrial, Automotive & Transportation, Healthcare & Medical, Others], By Region, Opportunities and Forecast, 2018-2032F

Global Carbon Monoxide Sensor Market is projected to witness a CAGR of 6.51% during the forecast period 2025-2032, growing from USD 1.45 billion in 2024 to USD 2.40 billion in 2032, the market is continuing to grow because of the heightened focus on safety standards in residential, industrial, and commercial settings. The awareness of the health risks resulting from carbon monoxide exposure has led to the incorporation of CO sensors in building automation systems and smart homes.

In residential settings, regulations and building codes are increasingly mandating the installation of detectors near sleeping areas and fuel-burning appliances, thereby reinforcing market demand. The industrial sectors, such as manufacturing, mining, and oil & gas, are the major contributors to market growth by procuring advanced sensor technologies to ensure the safety of personnel and the security of the infrastructure. In addition, technological advancements in sensing units have expanded the range of use cases while reducing overall ownership costs.

In addition, the adoption of the Internet of Things (IoT) and building management systems enables on-demand monitoring and predictive safety analytics, making these solutions highly attractive to facility managers and smart infrastructure developers. The strict safety regulations in North America and the extensive use of interconnected safety devices are additional factors that stimulate market growth. Together, these factors are driving global demand for carbon monoxide sensors across a wide range of applications.

For instance, in May 2025, Poland implemented new requirements for fire safety, which impose the use of smoke and carbon monoxide detectors in homes and commercial buildings, thus illustrating the growing legislative mandates in ​‍​‌‍​‍‌​‍​‌‍​‍‌Europe.

Report Attributes	Details
Base Year	2024
Forecast Period	2025-2032F
Historical Period	2018-2023
Projected Growth Rate	CAGR of 6.51% between 2025 and 2032
Revenue Forecast in 2032	USD 2.40 billion

Increasing Regulatory Mandates and Safety Codes are Driving Market Expansion

As​‍​‌‍​‍‌​‍​‌‍​‍‌ regulations and safety codes become more stringent, they are the primary factors that increase the global demand for carbon monoxide (CO) sensors. This is because authorities are focusing on occupant safety and indoor air quality. Carbon monoxide, a cause of many adverse health effects, is recognized as a serious hazard. Its colorless and odorless nature has led governments to introduce mandatory detection requirements in residential, commercial, and industrial settings. Numerous regulations require the installation of sensors that detect CO in homes that have fuel-burning appliances, garages that are attached or centralized heating systems. Hence, these devices have become the standard safety feature rather than an optional addition.

Carbon monoxide (CO) monitoring is included in fire safety and occupational health regulations, which are the primary drivers of life-safety compliance in commercial and public infrastructure such as hotels, hospitals, schools, and office buildings. Industrial regulations are also setting the bar higher by requiring gas detection systems to be implemented in high-risk environments such as manufacturing plants, warehouses, and energy facilities, where the workers' safety is ensured, and operational disruptions are avoided.

Compliance obligations are the primary driver of steady replacement and retrofit demand, particularly in older buildings that must be upgraded to meet updated codes. Insurers and local authorities often require compliance with safety regulations as a condition for approvals, occupancy permits, or liability coverage, further reinforcing adoption. Altogether, these regulatory measures are the primary drivers of demand for carbon monoxide sensors, resulting in a stable and largely non-cyclical market across regions worldwide.

For instance, in June 2025, U.S. reintroduced the “Stay Safe Act”, which is a proposal that aims to require that carbon monoxide detectors be installed in every hotel, motel, and short-term rental room all over the country. It is an indication of how legislative efforts aimed at broadening CO sensor requirements beyond traditional residential codes are taking ​‍​‌‍​‍‌​‍​‌‍​‍‌place.

Technological Advancements and Smart Building Integration Driving Global Demand for Carbon Monoxide Sensors

Technological​‍​‌‍​‍‌​‍​‌‍​‍‌ improvements in sensing technology, along with the use of carbon monoxide (CO) sensors in smart building ecosystems, are major factors that are propelling the global demand for such devices. Modern carbon monoxide (CO) sensors have seen significant improvements in sensitivity, accuracy, stability, and operational lifetime, particularly in electrochemical and infrared sensing technologies, which in turn enable faster and more reliable detection of low carbon monoxide concentrations. The technical improvements help the users to have more trust in the devices and thus be willing to use them in various environments, such as residential homes, industrial complexes, etc. The integration of carbon monoxide (CO) sensors with smart building systems and Internet of Things (IoT) platforms, on its own, is sufficient to significantly expand their market presence.

Moreover, connected devices can transmit real-time air quality measurements to centralized management systems, enabling automated alerts, preventive maintenance, and data-driven decision-making. In smart residential and commercial buildings, CO sensors increasingly operate in conjunction with HVAC controllers and emergency systems, helping ensure occupant safety, energy efficiency, and overall comfort. Furthermore, the miniaturization of sensor elements and reductions in power consumption have made carbon monoxide detection well-suited for battery-powered and portable devices, extending its use beyond fixed installations. These technological trends correspond to the gradual global shift towards smart infrastructure, where safety, connectivity, and real-time monitoring form the foundation of building and industrial automation strategies. As a result, ongoing innovation and system integration are the key factors driving sustained global growth in the carbon monoxide sensor market.

For instance, in March 2025, First Alert unveiled a new collection of smart smoke and carbon monoxide alarms that seamlessly connect with Google Home, thus providing interconnected alerts and remote monitoring via mobile apps, which is a good indication of a trend towards connected safety devices in smart ​‍​‌‍​‍‌​‍​‌‍​‍‌homes.

Electrochemical Sensors Leading the Carbon Monoxide Sensor Market Share

Electrochemical​‍​‌‍​‍‌​‍​‌‍​‍‌ sensors are the primary type of technology used in the global carbon monoxide (CO) sensor market. They are credited for their high precision, stability, and capability of uninterrupted monitoring in various environments such as residential, commercial, and industrial. These devices work by producing an electric signal that is directly proportional to the amount of carbon monoxide, thus enabling an accurate detection even at low levels of ppm. This capability to detect even the slightest trace of CO is very important, especially for safety applications that require immediate response, such as residential and building automation systems, where occupant safety is the primary concern.

In terms of performance, electrochemical sensors are less susceptible to cross-sensitivity from other gases and environmental factors such as humidity and temperature fluctuations compared with semiconductor sensors. The stability of these sensors helps lower the number of false alarms. It improves performance over time, this is the primary reason they are preferred for compliance with safety standards and regulatory requirements. Besides that, electrochemical sensors are normally designed to function for a longer time and have low power consumption, which is an advantage when considering their use in battery-powered and smart CO detectors.

Their small size and the possibility to use them with digital electronics make it even easier to connect them with linked safety systems, building management platforms, and IoT-enabled devices. As regulatory requirements mandate the use of certified, high-performance CO detection devices, manufacturers and installers increasingly favor electrochemical technology to achieve the required performance levels and reliability. Together, these technical and regulatory benefits have positioned electrochemical sensors as the foremost and most extensively utilized technology in the worldwide carbon monoxide sensor market.

For instance, in January 2025, at CES 2025, Interlink Electronics introduced its industry-standard 4-Series electrochemical carbon monoxide sensor, highlighting continued innovation and the widespread adoption of electrochemical sensing technology in CO detection solutions designed for indoor monitoring and IoT-enabled applications.

North America is Dominating the Global Carbon Monoxide Sensor Market Share

Due​‍​‌‍​‍‌​‍​‌‍​‍‌ to a mixture of strict safety regulations, a high level of awareness of the risks of indoor air quality, and the early adoption of advanced building technologies, North America is the leading region in the global carbon monoxide (CO) sensor market. The area has well-established fire safety and building codes that require the installation of CO detectors in residences, rental housing, hotels, and public buildings, especially those that use fuel-burning appliances or have attached garages. These regulatory requirements create compliance-driven demand that remains steady across both new construction and retrofit projects.

Awareness of the health risks associated with carbon monoxide exposure is well established in North America. This is reinforced by government agencies, fire departments, and insurance providers, which consistently emphasize in their communications that CO detection is a necessary safety measure.  Such an understanding results in a strong presence of CO sensors in single-family homes, apartments, and commercial buildings. Furthermore, North America is a leader in the implementation of smart homes and building automation systems, where carbon monoxide sensors are being increasingly coupled with connected alarms, HVAC controls, and centralized monitoring ​‍​‌‍​‍‌​‍​‌‍​‍‌platforms.

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Impact of U.S. Tariffs on the Global Carbon Monoxide Sensor Market

• Tariff Exposure for Carbon Monoxide Sensor
  • Under current U.S. trade policies, carbon monoxide sensors and their key components, such as electrochemical cells, semiconductors, printed circuit boards, and sensing modules imported from certain countries may be subject to additional ad valorem duties, typically ranging between 10% and 25%, depending on product classification and country of origin.
  • These tariffs can increase the landed cost of imported carbon monoxide sensors and subcomponents, particularly for manufacturers and distributors in the U.S. that depend on global supply chains for cost-efficient electronics and sensing technologies.
• Reduced Competitiveness & Risk of Reconfigured Supply Chains
  • In response, global manufacturers may reconfigure supply chains by increasing local assembly, sourcing components from tariff-exempt regions, or expanding manufacturing footprints in North America to mitigate tariff exposure.

Report Scope

“Global Carbon Monoxide Sensor Market Assessment, Opportunities and Forecast, 2018-2032F”, is a comprehensive report by Markets and Data, providing in-depth analysis and qualitative and quantitative assessment of the current state of the global carbon monoxide sensor market, industry dynamics, and challenges. The report includes market size, segmental shares, growth trends, opportunities, and forecast between 2025 and 2032. Additionally, the report profiles the leading players in the industry, mentioning their respective market share, business models, competitive intelligence, etc.

Report Attribute	Details
Segments Covered	Type, Application
Regions Covered	North America, Europe, Asia-Pacific, South America, Middle East and Africa
Key Companies Profile	Honeywell International Inc., Siemens AG, ABB Ltd., Aeroqual Limited, Figaro Engineering Inc., Bosch Sensortec GmbH, SGX EUROPE Sp. z o.o., Sensorix GmbH, Nemoto & Co., Ltd., Alphasense Limited
Customization Scope	15% free report customization with purchase
Pricing and Purchase Options	Avail the customized purchase options to fulfill your precise research needs
Delivery Format	PDF and Excel through email (subject to the license purchased)

In the report, global carbon monoxide sensor market has been segmented into the following categories: 

• By Type
  • Semiconductor Sensor
  • Electrochemical Sensors
  • Solid-State Sensors
  • Infrared Sensors
  • Others
• By Application
  • Residential & Building Automation
  • Industrial
  • Automotive & Transportation
  • Healthcare & Medical
  • Others
• By Region
  • North America
  • Europe
  • Asia-Pacific
  • South America
  • Middle East and Africa

Key Players Landscape and Outlook

The landscape of the global carbon monoxide sensor market is shaped by rising safety compliance requirements, continuous advancements in gas-sensing technologies, and growing adoption across residential, commercial, and industrial environments. Leading players include established sensor manufacturers, safety equipment brands, and electronics suppliers that offer electrochemical, semiconductor, infrared, and solid-state sensing solutions. These companies are focusing on improving sensor accuracy, long-term stability, low power consumption, and resistance to environmental interference to meet evolving regulatory and performance expectations.

The market outlook remains positive, supported by stricter building codes, increased awareness of carbon monoxide risks, and expanding smart infrastructure adoption across North America, Europe, and Asia-Pacific. Companies are also investing in regional manufacturing, product certification, and partnerships with building automation and safety system integrators to ensure supply reliability and regulatory compliance.

For instance, in April 2025, UL Solutions issued China’s first UL 2075 certification for a button-type electrochemical carbon monoxide sensor to ProSense Technologies, highlighting the company’s technological innovation and international recognition for high-performance, certified CO sensing modules suitable for fire and safety applications globally.

Key Players Operating in the Global Carbon Monoxide Sensor Market are:

• Honeywell International Inc.
• Siemens AG
• ABB Ltd.
• Aeroqual Limited
• Figaro Engineering Inc.
• Bosch Sensortec GmbH
• SGX EUROPE Sp. z o.o.
• Sensorix GmbH
• Nemoto & Co., Ltd.
• Alphasense Limited

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