Home

Explore

View Cart

Deals

Saved

Suggested searches

Plant-based protein powders
Vegan leather handbags
Bedroom decor
Waterproof jackets
Hoodies

Learn more about how we use your data to personalize your experience and ads. Recommendations are for informational purposes only.

buysso2.com

Products

Products

buysso2.com

CO2-740 Portable CO2 Analyzer

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$3,400.00

Color

Black

Quantity

Product description loading

Product description loading

This is the product description text that will appear here.

Shopping designed around you.

Start selling

For brands

For creators

Build your store

Information

Shop Pay

Help center

Social

X (Twitter)

Instagram

Legal

Terms of Service

Privacy Policy

Your Privacy Choices

Powered by

|

Start selling for free

Language

© Shopify Inc. 2026

Quantity

1

Description

Portable Carbon Dioxide Analyzer – Trace, Percent & Purity CO₂
The CO2-740 Portable Carbon Dioxide Analyzer combines a rugged portable design with Southland Sensing’s precision NDIR carbon dioxide sensor technology. The result is a high...

Delivery & Returns

buysso2.com

You might also like

CO2 Meter

Industrial Stainless Steel CO2 Gas Detector

PO2-160 Percent Oxygen Sensor fuel cell for replacement in Southland Sensing and compatible industrial gas analyzers.

buysso2.com

PO2-160 Percent Oxygen Sensor

TO2-1T-A Trace PPM Oxygen Sensor with acid-resistant fuel cell technology for gas analysis in CO2 environments.

buysso2.com

TO2-IT-A PPM Oxygen Sensor (For use in CO2)

FlowSmart Meter: Water Flow Sensor, 3/4" Water Meter Kit

26% off

YoLink

FlowSmart Meter: Water Flow Sensor, 3/4" Water Meter Kit

(2)

CO2 Meter

CM1106H-NS NDIR CO2 Sensor

CO2 Meter

Oxygen Deficiency and Enrichment Safety Monitoring System

TO2-1M Trace PPM Oxygen Sensor with threaded mounting and red shorting wire for industrial gas analysis.

buysso2.com

TO2-1M PPM Oxygen Sensor

PO2-1120 High Purity Percent Oxygen Sensor (0-100%) - Direct replacement for Analytical Industries GPR-11-120.

buysso2.com

PO2-1120 High Purity Oxygen Sensor

FlowSmart Meter: Water Flow Sensor, 1" Water Meter Kit

20% off

YoLink

FlowSmart Meter: Water Flow Sensor, 1" Water Meter Kit

50% off

Forensics Detectors

Carbon Dioxide Meter | 0 - 100% | USA NIST Calibration

TO2-IT-XL Long Life Trace PPM Oxygen Sensor - Replacement for industrial gas analyzers with high-capacity electrochemical cell.

buysso2.com

TO2-IT-XL PPM Oxygen Sensor

52% off

Forensics Detectors

Carbon Dioxide Analyzer | 0 - 100% | USA NIST Calibration

$895.00$1,855.00

OMD-150 Industrial Oxygen Analyzer with digital LCD display showing 20.92% O2 concentration.

buysso2.com

OMD-190 Panel Mount Oxygen Analyzer with Remote Sensor

SprintIR®-R-5 5% CO2 Sensor l CO2Meter SPRINTIR-R-5 (GC-0031)

CO2 Meter

SprintIR®-R 5% CO2 Sensor

49% off

Forensics Detectors

Incubator Analyzer CO2 & O2 | USA NIST Calibration

$1,295.00$2,550.00

buysso2.com

CO2-525X Online CO2 Analyzer

TO2-23M Trace PPM Oxygen Sensor by Southland Sensing, an electrochemical sensor with QR code and red pull-tab for precision industrial gas monitoring.

buysso2.com

TO2-23M PPM Oxygen Sensor (For use in CO2)

TO2-19 Trace PPM Oxygen Sensor fuel cell for precise industrial gas monitoring and analysis.

buysso2.com

TO2-19 Hybrid PPM Oxygen Sensor

CozIR®-A 2,000ppm CO2 + RH/T Sensor - CO2 Meter

CO2 Meter

CozIR®-A 2,000ppm CO2 + RH/T Sensor

(1)

TO2-2M Trace PPM Oxygen Sensor with threaded base and protective red shorting wire for gas analyzers.

buysso2.com

TO2-2M PPM Oxygen Sensor (For use in CO2)

033-9-0027 K33 ICB 30% CO2 Sensor l CO2Meter

CO2 Meter

033-9-0027 K33 ICB 30% CO2 Sensor

PO2-1X Percent Oxygen Sensor fuel cell, acid-gas resistant design for industrial gas streams containing CO2.

buysso2.com

PO2-1x Percent Oxygen Sensor

TO2-1T Trace PPM Oxygen Sensor fuel cell for precise industrial gas monitoring and analysis.

buysso2.com

TO2-IT PPM Oxygen Sensor

CO2 Meter

070-8-0001 tSense Touch Screen CO2 + RH/T Transmitter

(1)

TecPen MAP Oxygen Analyzer - CO2 Meter

CO2 Meter

Portable MAP Oxygen Analyzer (0-5%) w/ Sampling Pump

13% off

YoLink

FlowSmart Meter: Water Flow Sensor, 1/2" Water Meter Kit

(1)

CM1106SL-N Low Power NDIR CO2 Sensor UART output only (with pins) l CO2Meter

CO2 Meter

CM1106SL-NS Super Low Power NDIR CO2 Sensor

OMD-501X Panel Mount Trace Oxygen Analyzer with digital display for industrial gas process control.

buysso2.com

OMD-501X 1/4 DIN Panel Mount Oxygen Analyzer with Remote Sensor

FlowSmart Meter: Water Flow Sensor, 1-1/2" Water Meter Kit

19% off

YoLink

FlowSmart Meter: Water Flow Sensor, 1-1/2" Water Meter Kit

Dwyer - Wall Mount CO2 - CDT Series

Tecnologia Shop

Dwyer - Wall Mount CO2 - CDT Series

CO2 Meter

Portable CO2 Welding Gas Analyzer

TO2-233 Trace PPM Oxygen Sensor fuel cell for high-accuracy industrial gas monitoring and analysis.

buysso2.com

TO2-233 PPM Oxygen Sensor (For use in CO2)

TO2-1L Long Life Trace PPM Oxygen Sensor fuel cell for high-stability industrial gas monitoring.

buysso2.com

TO2-1L PPM Oxygen Sensor

CO2 Meter

Portable 5% CO2 Safety Detector

(9)

OMD-351 Portable Trace Oxygen Analyzer in a rugged waterproof carrying case for on-site industrial gas analysis.

buysso2.com

OMD-580 Portable PPM Oxygen Analyzer

G1003.4Shadow-500x500

DiamondSci

Incubator Analyzer - Viasensor G100-11L CO2 0-20% + O2 + RH

ExplorIR®-M 5% CO2 Sensor - CO2Meter

CO2 Meter

ExplorIR®-M 5% CO2 Sensor

(2)

TO2-1XL Extended Life Trace PPM Oxygen Sensor fuel cell for industrial gas monitoring and analysis.

buysso2.com

TO2-1xL PPM Oxygen Sensor

CO2, Temp, and RH Indoor Air Quality Monitor - CO2 Meter

CO2 Meter

CO2, Temp, and RH Indoor Air Quality Monitor

Ventcheck Carbon Dioxide meter

Dalton Supplies

Vent Check Carbon Dioxide Meter - CO2 - For Poultry Sheds & Farming

PO2-24 Percent Oxygen Sensor fuel cell for industrial process gas analysis.

buysso2.com

PO2-2x Percent Oxygen Sensor (For use in CO2)

CO2 Meter

Multi Gas Sampling Data Logger

OKS-19 Percent Oxygen Sensor with top modular jack connector and M16 threaded base for industrial gas analyzers.

buysso2.com

OKS-19 Percent Oxygen Sensor

FlowSmart Meter: Water Flow Sensor, 2" Water Meter Kit

19% off

YoLink

FlowSmart Meter: Water Flow Sensor, 2" Water Meter Kit

(1)

28% off

Edco Distributing

LogiCO2 - MK90 CO2 Monitor - 2090

(1)

OKS-98M Micro Fuel Cell Oxygen Sensor with Molex connector and M16 threaded base for medical and industrial applications.

buysso2.com

PO2-24 Percent Oxygen Sensor (For use in CO2)

ExplorIR®-M 20% CO2 Sensor l CO2Meter

CO2 Meter

ExplorIR®-M 20% CO2 Sensor

(2)

TO2-1X Trace PPM Oxygen Sensor - High-accuracy replacement for Teledyne B-2C and Analytical Industries PSR-12-223.

buysso2.com

TO2-1x PPM Oxygen Sensor

CO2 Meter

Remote Carbon Dioxide CO2 Storage Safety 3 Alarm

(23)

OMD-560 Portable Oxygen Analyzer with digital display and integrated handle by Southland Sensing, ideal for industrial gas analysis.

buysso2.com

OMD-560 Portable PPM Oxygen Analyzer

CO2 Meter

20% Carbon Dioxide Sampling Data Logger

TO2-238 Trace PPM Oxygen Sensor fuel cell, designed for high-accuracy gas analysis in industrial monitoring systems.

buysso2.com

TO2-238 PPM Oxygen Sensor (H2S Resistant)

OMD-507 Percent Oxygen Transmitter with digital display and integrated stainless steel flow-through cell for industrial process monitoring.

buysso2.com

OMD-507 Oxygen Analyzer

Gaslab.com

GasLab Plus Carbon Monoxide Gas Detector

030-7-0007 K30 10% CO2 Sensor l CO2Meter

CO2 Meter

030-7-0007 K30 10% CO2 Sensor

(5)

SprintIR®-6S 20% CO2 Sensor l CO2Meter

CO2 Meter

SprintIR®-6S-20 20% CO2 Sensor

49% off

Forensics Detectors

Headspace Analyzer | Carbon Dioxide & Oxygen

$1,295.00$2,550.00

OMD-351 Dual Channel Ambient Air Monitor for Oxygen and Carbon Dioxide (CO2) Safety Alarms.

buysso2.com

OMD-351-O2-CO2 Ambient Air Oxygen/Carbon Dioxide Monitor

Draft Warehouse

LOGICO2 MK9 CO2 Sensor

50% off

Forensics Detectors

Headspace Analyzer | Carbon Dioxide | 0 - 100% |

$995.00$1,995.00

NassauNationalCable

Residential Combustion Analyzer With Direct CO2 Measurement C161

PO2-13 Percent Oxygen Sensor fuel cell for standard industrial gas stream analysis.

buysso2.com

PO2-13 Percent Oxygen Sensor

CO2 Meter

Indoor Air Quality CO2 Monitor

Diamond Systems LLC "Authorized Viasensor Distributor"

G100-10L Incubator Analyzer CO2 (0-20%) O2 (0-100%)

CO2 Meter

Carbon Dioxide and Oxygen Welding Gas Analyzer

Macken Instruments, Inc.

23-7

TO2-2X Trace PPM Oxygen Sensor fuel cell designed for gas streams containing CO2 and acid gases.

buysso2.com

TO2-2x PPM Oxygen Sensor (For use in CO2)

PO2-1E Oxygen Sensor by Southland Sensing, a clinical-grade electrochemical sensor with QR code for medical gas analysis and respiratory monitoring.

buysso2.com

PO2-1E Percent Oxygen Sensor

29% off

HowdyBrewer

LogiCO2 Mk9 CO2 Safety System Kit – 3 Sensors, Central Unit & Horn/Strobes | 2049/2117

$1,599.99$2,257.00

G1003.4Shadow-500x500_0bcbf9b5-05c8-4198-90be-6a1ef7653352

DiamondSci

Viasensor G100-00L Laboratory Incubator CO2 Analyzer 0-20%

033-9-0023 K33 ICB 10% CO2 Sensor l CO2Meter (SE-0025) l CO2Meter

CO2 Meter

033-9-0023 K33 ICB 10% CO2 Sensor

(2)

OMD-21 Portable Handheld Oxygen Analyzer with coiled cable and blue T-adapter for medical and industrial gas spot checking.

buysso2.com

OMD-21 Portable Percent Handheld Oxygen Analyzer

PO2-Amb Ambient Oxygen Sensor with M16 x 1.5 threaded mounting for industrial safety and air monitoring.

buysso2.com

PO2-Amb Percent Oxygen Sensor

Macken Instruments, Inc.

23-4

CO2 Meter

Complete CO2 Storage Safety Monitoring Kit

CO2 Industrial Gas Detector l CO2Meter

CO2 Meter

CO2 Industrial Gas Detector

TO2-133 Trace PPM Oxygen Sensor fuel cell for high-precision industrial gas monitoring.

buysso2.com

TO2-133 PPM Oxygen Sensor

ExplorIR®-M 100% CO2 Sensor l CO2Meter

CO2 Meter

ExplorIR®-M 100% CO2 Sensor

(3)

CozIR®-A 10,000ppm CO2 + RH/T Sensor - CO2 Meter

CO2 Meter

CozIR®-A 10,000ppm CO2 + RH/T Sensor

(3)

40% off

Forensics Detectors

CO2 Monitor | USB & Battery

G1003.4Shadow-500x500_9877e206-1759-4551-969e-79df8bf518f9

DiamondSci

Viasensor G100-10L | CO2 and O2 Incubator Analyzer

CO2 Meter

CM1107N NDIR Dual Channel CO2 Sensor

TO2-13M Trace PPM Oxygen Sensor with threaded base and red shorting loop for industrial gas monitoring.

buysso2.com

TO2-13M PPM Oxygen Sensor

Macken Instruments, Inc.

23-1

Teledyne PAQS

SENSOR, INSTATRACE CO2

CozIR®-A 10,000 ppm CO2 Sensor - CO2 Meter

CO2 Meter

CozIR®-A 10,000 ppm CO2 Sensor

(4)

Apollo Automation

SCD40 CO2 Module

(12)

buysso2.com

OMD-351-O2 Ambient Air Oxygen Monitor

Tekcoplus Ltd.

TK396PLUS Wallmount CO2 Monitor Carbon Dioxide Temperature & Humidity Tester Indoor Air Quality (IAQ) Meter 400~5000PPM Measure High Accuracy w/ NDIR Sensor

53% off

Forensics Detectors

CO2 Monitor | Wall Mount | 0-5000 ppm | USA NIST Calibration

$895.00$1,895.00