CO2 Monitor & Air Quality Sensor Directory

Browse 73+ CO2 monitors and air quality sensors from 50 brands. Compare prices, sensors, accuracy, and connectivity to find the right monitor for your home, office, or classroom.

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Aranet

Aranet4 Home

$200

CO2TemperatureHumidityAtmospheric Pressure
Aranet

Aranet4 Pro

$250

CO2TemperatureHumidityAtmospheric Pressure
Aranet

Aranet2

$130

TemperatureHumidity
Airthings

Wave Plus

$230

CO2TemperatureHumidityRadon+2 more
Airthings

View Plus

$300

CO2TemperatureHumidityRadon+3 more
Airthings

View Pollution

$200

PM2.5TemperatureHumidity
Airthings

Space Pro

$300

CO2TemperatureHumidityVOC+4 more
Airthings

Wave Mini

$80

TemperatureHumidityVOC
Temtop

M2000

$130

CO2PM2.5TemperatureHumidity
Temtop

M10

$90

CO2TemperatureHumidity
Temtop

LKC-1000S+

$170

CO2PM2.5PM10Temperature+2 more
Temtop

P600

$200

CO2PM2.5PM10Temperature+1 more
Temtop

M2000C

$160

CO2PM2.5PM10Temperature+1 more
IQAir

AirVisual Pro

$500

CO2PM2.5TemperatureHumidity+1 more
Awair

Element

$200

CO2TemperatureHumidityVOC+1 more
Awair

Omni

$400

CO2TemperatureHumidityVOC+3 more
CO2.Click

CO2.Click

$70

CO2
AirGradient

ONE

$150

CO2PM2.5TemperatureHumidity+2 more
AirGradient

Open Air

$130

CO2PM2.5TemperatureHumidity
AirGradient

Open Air Outdoor

$200

PM2.5PM10TemperatureHumidity
Qingping

Air Monitor Lite

$60

CO2TemperatureHumidity
Qingping

Air Monitor

$100

CO2PM2.5PM10Temperature+1 more
INKBIRD

IAM-T1

$80

CO2TemperatureHumidity
INKBIRD

CO2 Monitor

$50

CO2TemperatureHumidity
SenseAir

S8 Module

$40

CO2
Netatmo

Smart Indoor Air Quality Monitor

$120

CO2TemperatureHumidityNoise
Eve

Room

$100

CO2TemperatureHumidityVOC
Kaiterra

Laser Egg+ CO2

$200

CO2PM2.5TemperatureHumidity
Kaiterra

Sensedge Mini

$700

CO2PM2.5TemperatureHumidity+2 more
Huma-i

HI-150

$130

CO2PM2.5VOCTemperature+1 more
uHoo

Aura

$330

CO2TemperatureHumidityVOC+5 more
Tongdy

F2000TSP

$100

CO2TemperatureHumidity
PJRC

CO2 Gadget DIY Kit

$45

CO2TemperatureHumidity
Sensirion

SCD41 Eval Kit

$60

CO2TemperatureHumidity
CO2Meter

RAD-0501

$300

CO2TemperatureHumidity
CO2Meter

RAD-0301

$250

CO2Temperature
Davis Instruments

AirLink

$200

PM2.5PM10TemperatureHumidity
Venta

LP60 WiFi

$190

CO2TemperatureHumidityPM2.5
Seben

HT-2000

$55

CO2TemperatureHumidity
GZAIR

Model A

$65

CO2TemperatureHumidity
GZAIR

Model B

$85

CO2TemperatureHumidity
TFA Dostmann

AirCO2ntrol Mini

$75

CO2
TFA Dostmann

AirCO2ntrol Coach

$110

CO2TemperatureHumidity
Technoline

WL1030

$95

CO2TemperatureHumidity
Extech

CO250

$350

CO2TemperatureHumidity
Extech

CO240

$280

CO2TemperatureHumidity
Gain Express

CO2 Monitor 7752

$140

CO2TemperatureHumidity
Thirdreality

Smart CO2 Sensor

$60

CO2TemperatureHumidity
SAF

Aranet4 Compatible Probe

$180

CO2TemperatureHumidity
Pyle

PACO2

$85

CO2TemperatureHumidity
AcuRite

Indoor Air Quality Monitor

$85

CO2TemperatureHumidityVOC
Kidde

Nighthawk CO2 Monitor

$55

CO2
Testo

160 IAQ

$750

CO2TemperatureHumidityAtmospheric Pressure
Testo

440 CO2 Kit

$900

CO2TemperatureHumidity
Edimax

AI-2002W

$175

CO2TemperatureHumidityPM2.5+1 more
PurpleAir

Zen

$200

PM2.5PM10TemperatureHumidity
PurpleAir

Flex

$250

PM2.5PM10TemperatureHumidity+1 more
Clarity

Node-S

$350

PM2.5PM10NO2Temperature+1 more
Vson

WP6912

$45

CO2TemperatureHumidity
E+E Elektronik

EE850

$450

CO2Temperature
Dwyer

CDT-2N40

$380

CO2Temperature
Autopilot

Desktop CO2 Monitor

$115

CO2TemperatureHumidity
Yeelight

YLCG01YL CO2 Sensor

$75

CO2TemperatureHumidity
GSS

CozIR-LP Probe

$120

CO2TemperatureHumidity
Winsen

MH-Z19C Module

$25

CO2
Ecowitt

WH45

$70

CO2PM2.5PM10Temperature+1 more
ThermoPro

TP-65A CO2

$90

CO2TemperatureHumidity
Honeywell

IAQPoint2

$550

CO2Temperature
Amprobe

CO2-200

$320

CO2TemperatureHumidity
Klein Tools

ET110

$140

CO2TemperatureHumidity
Renogy

DERA Indoor Air Quality Monitor

$110

CO2PM2.5TemperatureHumidity+1 more