Carbon Dioxide Monitors Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, 2021-2031

The Global Carbon Dioxide Monitors Market is projected to expand from USD 875.74 Million in 2025 to USD 1.52 billion by 2031, achieving a CAGR of 9.65%. These precision electronic instruments are essential for measuring CO2 concentrations to assess indoor air quality and verify ventilation efficiency. The market is primarily propelled by stricter regulatory environments and a growing focus on occupational health, specifically aimed at reducing airborne pathogen transmission and improving cognitive productivity in commercial settings. Consequently, these factors are accelerating the incorporation of monitoring technology into smart building management systems to refine energy usage and airflow control.

According to ASHRAE data from 2024, the adoption of updated energy standards was anticipated to generate 9.3% in carbon emissions savings, a figure that emphasizes the critical need for accurate monitoring controls in modern infrastructure. Despite this positive trajectory, a major obstacle hindering wider market growth is the tendency of lower-cost sensors to experience calibration drift. This technical vulnerability necessitates frequent maintenance, which subsequently increases the long-term total cost of ownership for end-users.

Market Drivers

The incorporation of carbon dioxide sensors into smart building automation and HVAC systems acts as a primary market accelerator, fundamentally transforming energy management strategies. Modern facilities are increasingly using these sensors to enable demand-controlled ventilation (DCV), which regulates airflow based on real-time occupancy rather than static schedules, offering significant operational cost reductions while meeting sustainability goals. This shift is evidenced by high adoption rates; JLL’s '2025 Global Real Estate Technology Survey' from October 2025 notes that environmental sensors and data modeling tools are now utilized by over 80% of large occupiers to enhance workplace value. Furthermore, Trane Technologies reported record enterprise bookings of $6 billion in October 2025, highlighting the intense global demand for advanced, sensor-integrated climate solutions.

Additionally, a surge in awareness regarding the role of ventilation in mitigating airborne pathogen transmission is driving the deployment of monitoring solutions across various sectors. Following global health concerns, institutional and commercial entities are prioritizing indoor air quality (IAQ) transparency to ensure occupant safety, lower viral transmission risks, and comply with evolving hygiene standards. This focus on respiratory health has directly improved financial performance for key component manufacturers; for instance, Sensirion’s 'Annual Report 2024', released in March 2025, recorded a 36% revenue increase in its industrial market segment, a growth driven primarily by the strong recovery in demand for air purifiers and air quality monitoring components.

Market Challenges

The principal challenge restricting the growth of the Global Carbon Dioxide Monitors Market is the technical susceptibility of lower-cost sensors to calibration drift. This operational flaw compels facility managers to perform frequent, labor-intensive maintenance to ensure data remains reliable. When sensors lose accuracy, they trigger incorrect ventilation responses, defeating the purpose of installing energy-efficient systems and significantly inflating the long-term total cost of ownership. This financial burden causes hesitation among potential buyers in cost-sensitive sectors, who fear that the recurring expense of recalibration will outweigh the initial savings provided by the hardware.

This issue is compounded by rigid compliance standards that demand unwavering precision. According to REHVA in 2025, updated regulatory models for indoor environmental quality mandate that acceptable sensor deviation must not exceed 5% during occupancy hours to ensure valid assessment. Budget-friendly monitoring solutions frequently struggle to sustain this narrow margin of error over time without constant manual intervention. Consequently, the market sees reduced adoption rates in mass-market applications where organizations cannot justify the high operational overhead required to keep inexpensive sensors compliant with these strict industrial benchmarks.

Market Trends

Expansion into automotive cabin air monitoring is rapidly gaining traction as manufacturers prioritize passenger safety and energy efficiency within electric vehicle architectures. Modern automotive designs are increasingly integrating carbon dioxide sensors to dynamically manage recirculation flaps, balancing the need to minimize thermal load on battery systems with the prevention of driver drowsiness caused by elevated CO2 levels. This sector-specific demand is creating a robust revenue stream for component manufacturers adapting to rigorous automotive reliability standards; according to Sensirion’s 'Annual Report 2024' from March 2025, revenue in its automotive market segment reached CHF 80.6 million, an increase of 11.3% compared to the previous fiscal year.

Simultaneously, the proliferation of portable and wearable monitoring devices is democratizing access to air quality data for individual consumers. Driven by heightened health awareness, this trend extends monitoring technology beyond commercial infrastructure into residential spaces through compact, battery-operated units that track environmental parameters in real-time. This shift towards personal-grade diagnostics is supported by advancements in sensor miniaturization that allow for seamless integration into smart home ecosystems without compromising accuracy. This consumer-led momentum is substantial; according to Airthings’ 'Annual Report 2024' from March 2025, the company’s consumer segment registered an underlying revenue growth of 25%, a surge attributed specifically to the strong increase in the volume of devices sold to residential end-users.

Key Players Profiled in the Carbon Dioxide Monitors Market

• ABB Ltd,
• Honeywell International, Inc.
• Siemens AG
• Vaisala Oyj
• Asahi Kasei Corporation
• GE HealthCare Technologies Inc.
• Koninklijke Philips N.V.
• Dragerwerk AG & Co. KGaA
• Masimo Corporation
• Nihon Kohden Corporation

Report Scope

In this report, the Global Carbon Dioxide Monitors Market has been segmented into the following categories:

Carbon Dioxide Monitors Market, by Product:

• Wall-Mounted Carbon Dioxide (CO2) Monitors
• Pipeline Carbon Dioxide (CO2) Monitors

Carbon Dioxide Monitors Market, by Type:

• End-Tidal Carbon Dioxide (EtCO2) Monitors
• Transcutaneous Carbon Dioxide (tcpCO2) Monitors

Carbon Dioxide Monitors Market, by Application:

• Hospital Use
• Scientific Research
• Breweries
• Greenhouses
• Underground Car Parks
• Office Buildings
• Others

Carbon Dioxide Monitors Market, by Region:

• North America
• Europe
• Asia-Pacific
• South America
• Middle East & Africa

Competitive Landscape

Company Profiles: Detailed analysis of the major companies present in the Global Carbon Dioxide Monitors Market.

Available Customization

The analyst offers customization according to your specific needs. The following customization options are available for the report:

• Detailed analysis and profiling of additional market players (up to five).

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