Carbon Dioxide Sensors
We offer a wide range of carbon dioxide sensors designed for precision measurement in industries such as indoor air quality, industrial safety, agriculture, scientific research, and HVAC control.
Our CO2 sensors utilize advanced NDIR technology to ensure reliable and accurate CO2 detection, with options ranging from compact modules to fully integrated monitoring solutions. Whether you need a sensor for compliance, safety, or environmental monitoring, we have the right solution for your needs.
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The K30 10,000ppm CO2 Sensor Module (030-8-0006) is an industry favorite known for its low-cost, accuracy, long life and low...
From $78.00 USD $100.00 USD$78.00 USD$78.00 USD $100.00 USD -
Accessories
K30, K33 Flow Through Director
Flow Directors are designed to transform SenseAir K30 and K33 model sensors from diffusion to sample draw sensors. The tube cap kit...
5.0 / 5.0
(5) ( 5 )
From $19.00 USD$39.00 USD$39.00 USD -
sensors
CozIR®-A 2,000 ppm CO2 Sensor
The CozIR®-A 2,000 ppm CO2 sensor is designed to monitor carbon dioxide levels indoors. It is ideal for monitoring CO2...
4.0 / 5.0
(1) ( 1 )
From $129.00 USD$129.00 USD$129.00 USD -
sensors
SprintIR®-W 100% CO2 Sensor
The SprintIR®-W Carbon Dioxide Sensor is ideal for high-speed sensing requirements and measuring rapidly changing CO2 levels up to 100%. This...
5.0 / 5.0
(3) ( 3 )
From $179.00 USD$179.00 USD$179.00 USD -
The CozIR®-A 2,000 ppm CO2 + temperature and % relative humidity sensor is designed to monitor carbon dioxide levels indoors....
5.0 / 5.0
(1) ( 1 )
From $149.00 USD$149.00 USD$149.00 USD -
sensors
030-7-0007 K30 10% CO2 Sensor
The K30 10% (100,000 ppm) CO2 sensor (formerly known as SE-0118) is a high performance CO2 sensor used commonly in scientific,...
5.0 / 5.0
(6) ( 6 )
From $124.00 USD $169.00 USD$124.00 USD$124.00 USD $169.00 USD -
The K30 FR Fast Response 10,000 ppm CO2 Sensor 030-8-0010 (formerly known as SE-0117) is optimized for fast response time....
5.0 / 5.0
(7) ( 7 )
From $56.00 USD $119.00 USD$56.00 USD$56.00 USD $119.00 USD -
The (033-9-0027) K33 ICB CO2 sensor (formerly known as the SE-0026) is designed to measure up to 30% carbon dioxide in real time...
From $149.00 USD $299.00 USD$149.00 USD$149.00 USD $299.00 USD -
The 033-9-0010 K33 BLG (bio-logger) sensor (formerly known as the SE-0027) is designed to measure up to 30% carbon dioxide, temperature and %...
5.0 / 5.0
(2) ( 2 )
From $205.00 USD $349.00 USD$205.00 USD$205.00 USD $349.00 USD -
The 033-8-0007 K33 ELG CO2 Data Logging Sensor (formerly known as SE-0020) is designed to monitor up to 1% CO2, Temperature and %RH....
From $180.00 USD $300.00 USD$180.00 USD$180.00 USD $300.00 USD -
The 005-0-0001 LP8 miniature 10,000 ppm CO2 sensor (formerly known as SE-0038) is designed to monitor up to 10,000ppm CO2 concentrations in long-term battery...
5.0 / 5.0
(1) ( 1 )
$80.00 USD $139.00 USD$80.00 USD$80.00 USD $139.00 USD -
sensors
SprintIR®-W 20% CO2 Sensor
The SprintIR®-W Carbon Dioxide Sensor is one of the fastest (20 measurements per second), most accurate CO2 sensors on the...
5.0 / 5.0
(1) ( 1 )
From $179.00 USD$179.00 USD$179.00 USD -
sensors
ExplorIR®-M 100% CO2 Sensor
The ExplorIR®-M-100 (formerly known as MinIR-GC-0025) is a miniature CO2 sensor, capable of measuring up to 100% concentration. Its compact and robust design enables...
4.67 / 5.0
(3) ( 3 )
From $179.00 USD$179.00 USD$179.00 USD $229.00 USD -
The (033-9-0023) K33 ICB CO2 sensor (formerly known as SE-0025) measures up to 10% carbon dioxide in biological or scientific applications where high...
5.0 / 5.0
(3) ( 3 )
From $159.00 USD $299.00 USD$159.00 USD$159.00 USD $299.00 USD -
sensors
ExplorIR®-W 5% CO2 Sensor
The ExplorIR®-W (formerly known as CozIR Wide Range) is a low power, high performance CO2 sensor that measures 5% CO2 in battery...
4.8 / 5.0
(5) ( 5 )
From $129.00 USD$129.00 USD$129.00 USD -
The S8 Miniature 10,000 ppm (1%) Sensor 004-0-0013 (formerly known as SE-0119) is designed to be used as a safety...
4.0 / 5.0
(3) ( 3 )
From $46.00 USD $99.00 USD$46.00 USD$46.00 USD $99.00 USD -
sensors
ExplorIR®-M 5% CO2 Sensor
The ExplorIR®-M-5 (formerly known as MinIR-GC-0024) is a miniature CO2 sensor, capable of measuring up to 5% concentration. Its compact and robust design enables...
5.0 / 5.0
(2) ( 2 )
From $179.00 USD$179.00 USD$179.00 USD -
sensors
SprintIR®-6S-100 100% CO2 Sensor
The SprintIR®-6S-100 100% CO2 Sensor (formerly known as the GC-0030) is a high-speed CO2 sensor that can take up to 20...
4.0 / 5.0
(1) ( 1 )
From $289.00 USD$449.00 USD$449.00 USD -
sensors
CozIR®-A 10,000 ppm CO2 Sensor
The CozIR®-A 10,000 ppm (1%) CO2 sensor is designed to monitor carbon dioxide levels indoors. It is ideal for monitoring CO2 in...
4.6 / 5.0
(5) ( 5 )
From $129.00 USD$129.00 USD$129.00 USD -
sensors
SprintIR®-6S-20 20% CO2 Sensor
The SprintIR®-6S-20 20% CO2 Sensor (formerly known as the GC-0029) is a high-speed CO2 sensor that can take up to...
5.0 / 5.0
(1) ( 1 )
From $289.00 USD$289.00 USD$289.00 USD $399.00 USD -
The CozIR®-A 10,000 ppm CO2 + temperature and % relative humidity sensor is designed to monitor carbon dioxide levels indoors....
4.5 / 5.0
(2) ( 2 )
From $149.00 USD$149.00 USD$149.00 USD -
The GasLab® Pro 100% Carbon Dioxide Sampling Data Logger is designed to measure carbon dioxide (co2) concentrations in enclosed environments, used primarily...
From $1,999.00 USD$1,999.00 USD$1,999.00 USD -
sensors
ExplorIR®-M 20% CO2 Sensor
The ExplorIR®-M-20 (formerly known as MinIR-GC-0026) is a miniature CO2 sensor, capable of measuring up to 20% CO2 concentration by volume. Its compact and...
5.0 / 5.0
(2) ( 2 )
From $179.00 USD$179.00 USD$179.00 USD -
The CozIR®-LP-5000ppm (formerly known as the GC-0027) is the lowest power consumption NDIR CO2 sensor available in the industry. It can run...
4.67 / 5.0
(3) ( 3 )
$79.99 USD $129.00 USD$79.99 USD$79.99 USD $129.00 USD
Don't Take Our Word for it, Take Theirs

Matthew Weintraub
Plant Manager
"Your solutions meet the code requirements and because of you our facility is much safer."

Angela Ihrig
Supply Chain Manager
"CO2Meter has helped protect 150+ of our customers sites and ensure they are compliant and safe."

Michael Hudkins, CFPS
Fire Plans Examiner/Fire Inspector II
"I would recommend CO2Meter gas training to anyone, it inspired us to be keenly aware of what to inspect."

Keith Isoldi
Chief Operating Officer
"I have always worked with CO2Meter because they are the industry leader."

Kelly Kissock
Faculty Director
"Easy to install, Our CO2 tank gassed off and the meter near it worked perfectly!"
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