.hide-partial { max-height: none; } .show-more { display: none; }

Environmental Sensors

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Types of Environmental Sensors

List Images

Results: 1,490

Applied Filters:

Manufacturer

Product Type

Interface Type

Operating Supply Voltage

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Air Quality Sensors R454B,RS485,12-24V INPT,6FTCBL

RGD-02MH00
Sensata Technologies
1: $43.11
61In Stock
New Product

Mfr. Part No.
RGD-02MH00

Mouser Part No
682-RGD-02MH00

New Product

Sensata Technologies

Air Quality Sensors R454B,RS485,12-24V INPT,6FTCBL

Learn More

Datasheet

61In Stock

$43.11

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 5 VDC

Air Quality Sensors PM, RH & T, CO2 sensor platform

SEN63C-SIN-T
Sensirion
1: $30.58
543In Stock
New Product

Mfr. Part No.
SEN63C-SIN-T

Mouser Part No
403-SEN63C-SIN-T

New Product

Sensirion

Air Quality Sensors PM, RH & T, CO2 sensor platform

Learn More

Datasheet

543In Stock

$30.58

$28.04

$27.09

$25.96

View

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V

Air Quality Sensors 10.6eV - 0-100ppm detection range, 25ppb resolution - CE Certified Sensors

PID-10.6eV-100
Amphenol SGX Sensortech
1: $630.00
1In Stock
New Product

Mfr. Part No.
PID-10.6eV-100

Mouser Part No
523-PID-10.6EV-100

New Product

Amphenol SGX Sensortech

Air Quality Sensors 10.6eV - 0-100ppm detection range, 25ppb resolution - CE Certified Sensors

Learn More

1In Stock

$630.00

$531.50

$494.12

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors The Gravity: Factory Calibrated Laser Lab-Grade Methane Sensor is engineered for researchers who require reliable, quantitative data for publication. Move beyond the qualitative estimations of traditional MQ2 sensors and leverage advanced TDLAS techn

SEN0654
DFRobot
1: $61.25
4In Stock
New Product

Mfr. Part No.
SEN0654

Mouser Part No
426-SEN0654

New Product

DFRobot

Learn More

4In Stock

$61.25

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors PSD4 Series Formaldehyde Digital Solid Polymer Sensor 5ppm

PSD4-HCHO-5
Amphenol SGX Sensortech
1: $287.73
1In Stock
New Product

Mfr. Part No.
PSD4-HCHO-5

Mouser Part No
523-PSD4-HCHO-5

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Formaldehyde Digital Solid Polymer Sensor 5ppm

Datasheet

1In Stock

$287.73

$242.76

$225.60

$204.83

View

Min.: 1
Mult.: 1

Air Quality Sensors

5 V

Air Quality Sensors 4 Series Electrochemical Ozone sensor 5ppm

SGX-4O3-5
Amphenol SGX Sensortech
1: $115.12
2In Stock
New Product

Mfr. Part No.
SGX-4O3-5

Mouser Part No
523-SGX-4O3-5

New Product

Amphenol SGX Sensortech

Air Quality Sensors 4 Series Electrochemical Ozone sensor 5ppm

Datasheet

2In Stock

$115.12

$97.10

$90.24

$81.93

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors This RS485 Fluorescence Dissolved Oxygen Sensor is an advanced monitoring instrument specifically engineered for high-salinity applications. It operates on the principle of fluorescence quenching to provide stable, accurate readings across a 0-20 mg/

SEN0681
DFRobot
1: $148.75
2In Stock
2Expected 11/03/2026
New Product

Mfr. Part No.
SEN0681

Mouser Part No
426-SEN0681

New Product

DFRobot

Learn More

2In Stock

2Expected 11/03/2026

$148.75

Min.: 1
Mult.: 1

Air Quality Sensors

10 VDC to 30 VDC

Air Quality Sensors 10.6eV - 0-1000ppm detection range, 250ppb resolution - CE Certified Sensors

PID-10.6eV-1k
Amphenol SGX Sensortech
1: $630.00
1In Stock
New Product

Mfr. Part No.
PID-10.6eV-1k

Mouser Part No
523-PID-10.6EV-1K

New Product

Amphenol SGX Sensortech

Air Quality Sensors 10.6eV - 0-1000ppm detection range, 250ppb resolution - CE Certified Sensors

1In Stock

$630.00

$531.50

$494.12

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors CO2 MODULE 0-2K PPM

T6793
Amphenol Advanced Sensors
1: $32.31
794In Stock

Mfr. Part No.
T6793

Mouser Part No
527-T6793

Amphenol Advanced Sensors

Air Quality Sensors CO2 MODULE 0-2K PPM

Learn More

Datasheet

794In Stock

$32.31

$29.92

$28.84

$28.35

View

Min.: 1
Mult.: 1

Air Quality Sensors

5 V

Air Quality Sensors 4 Series Electrochemical Formaldehyde sensor 10ppm

SGX-CH2O-10
Amphenol SGX Sensortech
1: $133.46
2In Stock
New Product

Mfr. Part No.
SGX-CH2O-10

Mouser Part No
523-SGX-CH2O-10

New Product

Amphenol SGX Sensortech

Air Quality Sensors 4 Series Electrochemical Formaldehyde sensor 10ppm

Datasheet

2In Stock

$133.46

$111.22

$102.16

$101.43

View

Min.: 1
Mult.: 1

Air Quality Sensors

5 V

Air Quality Sensors PCB board level Hydrogen + Carbon Monoxide leak detection sensor - I2C Output

BLD2-I2C-COMPACT
Amphenol SGX Sensortech
1: $46.32
19In Stock
New Product

Mfr. Part No.
BLD2-I2C-COMPACT

Mouser Part No
523-BLD2-I2C-COMPACT

New Product

Amphenol SGX Sensortech

Air Quality Sensors PCB board level Hydrogen + Carbon Monoxide leak detection sensor - I2C Output

Learn More

Datasheet

19In Stock

$46.32

$41.76

$41.74

$40.92

View

Min.: 1
Mult.: 1

Air Quality Sensors

4.5 V to 5.5 V

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-PH3-20
Amphenol SGX Sensortech
1: $98.66
2In Stock
New Product

Mfr. Part No.
SGX-PH3-20

Mouser Part No
523-SGX-PH3-20

New Product

Amphenol SGX Sensortech

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

Datasheet

2In Stock

$98.66

$97.04

$96.51

$95.55

$92.45

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Phosphine 2000ppm - UART

PS1-PH3-2000-MOD
Amphenol SGX Sensortech
1: $284.55
1In Stock
New Product

Mfr. Part No.
PS1-PH3-2000-MOD

Mouser Part No
523-PS1-PH3-2000-MOD

New Product

Amphenol SGX Sensortech

Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Phosphine 2000ppm - UART

Datasheet

1In Stock

$284.55

$240.07

$223.11

$202.56

View

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 VDC to 5.5 VDC

Air Quality Sensors PS1 Sockets Loose Reliable Mounting for Seamless Integration

PS1-Socket-loose
Amphenol SGX Sensortech
1: $1.01
1,294In Stock
New Product

Mfr. Part No.
PS1-Socket-loose

Mouser Part No
523-PS1-SOCKET-LOOSE

New Product

Amphenol SGX Sensortech

Air Quality Sensors PS1 Sockets Loose Reliable Mounting for Seamless Integration

Datasheet

1,294In Stock

$1.01

$0.845

$0.784

$0.661

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors PSD4 Series Ammonia Digital Solid Polymer Sensor 100ppm

PSD4-NH3-100
Amphenol SGX Sensortech
1: $176.93
2In Stock
New Product

Mfr. Part No.
PSD4-NH3-100

Mouser Part No
523-PSD4-NH3-100

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Ammonia Digital Solid Polymer Sensor 100ppm

Datasheet

2In Stock

$176.93

$173.34

$165.96

$163.97

View

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-CH2O-50
Amphenol SGX Sensortech
1: $132.95
2In Stock
New Product

Mfr. Part No.
SGX-CH2O-50

Mouser Part No
523-SGX-CH2O-50

New Product

Amphenol SGX Sensortech

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

Datasheet

2In Stock

$132.95

$111.22

$110.56

$110.16

View

Min.: 1
Mult.: 1

Air Quality Sensors

2.5 V

Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Ozone 100ppm

PS4-O3-100
Amphenol SGX Sensortech
1: $167.76
16In Stock

Mfr. Part No.
PS4-O3-100

Mouser Part No
523-PS4-O3-100

Amphenol SGX Sensortech

Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Ozone 100ppm

Learn More

Datasheet

16In Stock

$167.76

$141.51

$131.52

$119.71

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors PSD4 Series Sulfur Dioxide Digital Solid Polymer Sensor 100ppm

PSD4-SO2-100
Amphenol SGX Sensortech
1: $262.34
1In Stock
New Product

Mfr. Part No.
PSD4-SO2-100

Mouser Part No
523-PSD4-SO2-100

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Sulfur Dioxide Digital Solid Polymer Sensor 100ppm

Datasheet

1In Stock

$262.34

$213.93

$210.44

$200.84

View

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

Board Mount Humidity Sensors I.C 21DF RH/T DIGITAL MODULE

HTU21D
Measurement Specialties
1: $7.52
7,380In Stock

Mfr. Part No.
HTU21D

Mouser Part No
824-HTU21D

Measurement Specialties

Board Mount Humidity Sensors I.C 21DF RH/T DIGITAL MODULE

Learn More

Datasheet

7,380In Stock

Cut Tape

$7.52

$6.34

$5.89

$5.35

Reel

$4.03

View

MouseReel Available

Min.: 1
Mult.: 1

Reel: 400

Board Mount Humidity Sensors

I2C

Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Oxygen 25% - UART

PS1-O2-MOD
Amphenol SGX Sensortech
1: $310.70
7In Stock

Mfr. Part No.
PS1-O2-MOD

Mouser Part No
523-PS1-O2-25%-MOD

Amphenol SGX Sensortech

Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Oxygen 25% - UART

Learn More

Datasheet

7In Stock

$310.70

$241.40

$232.64

$227.42

View

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 5.5 V

Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Sulfur Dioxide 50ppm

PS4-SO2-50
Amphenol SGX Sensortech
1: $106.64
20In Stock

Mfr. Part No.
PS4-SO2-50

Mouser Part No
523-PS4-SO2-50

Amphenol SGX Sensortech

Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Sulfur Dioxide 50ppm

Learn More

Datasheet

20In Stock

$106.64

$99.12

$96.31

$90.66

View

Min.: 1
Mult.: 1

Air Quality Sensors

Board Mount Humidity Sensors RH/ T Sensor, Automotive certified

SHT31A-DIS-B10kS
Sensirion
1: $5.19
5,837In Stock

Mfr. Part No.
SHT31A-DIS-B10kS

Mouser Part No
403-SHT31ADIS-B10KS

Sensirion

Board Mount Humidity Sensors RH/ T Sensor, Automotive certified

Learn More

Datasheet

5,837In Stock

Cut Tape

$5.19

$4.67

$4.47

$4.23

View

Reel

$3.17

Min.: 1
Mult.: 1

Reel: 10,000

Board Mount Humidity Sensors

I2C

Board Mount Humidity Sensors RH/ T Sensor, Automotive certified

SHT31A-DIS-B2.5kS
Sensirion
1: $5.19
11,616In Stock

Mfr. Part No.
SHT31A-DIS-B2.5kS

Mouser Part No
403-SHT31ADIS-B2.5KS

Sensirion

Board Mount Humidity Sensors RH/ T Sensor, Automotive certified

Learn More

Datasheet

11,616In Stock

Cut Tape

$5.19

$4.67

$4.47

$4.23

View

Reel

$3.38

MouseReel Available

Min.: 1
Mult.: 1

Reel: 2,500

Board Mount Humidity Sensors

I2C

Air Quality Sensors Refrigerant (A3) R290 Leakage Detection Sensor

INIR7-R290-TTL
Amphenol SGX Sensortech
1: $58.68
3In Stock
New Product

Mfr. Part No.
INIR7-R290-TTL

Mouser Part No
523-INIR7-R290-TTL

New Product

Amphenol SGX Sensortech

Air Quality Sensors Refrigerant (A3) R290 Leakage Detection Sensor

Learn More

Datasheet

3In Stock

$58.68

$58.66

Min.: 1
Mult.: 1

Air Quality Sensors

4.5 VDC to 30 VDC

Air Quality Sensors PCB board level Hydrogen leak detection sensor - I2C Output

BLD1-I2C-Compact
Amphenol SGX Sensortech
1: $38.47
16In Stock
New Product

Mfr. Part No.
BLD1-I2C-Compact

Mouser Part No
523-BLD1-I2C-COMPACT

New Product

Amphenol SGX Sensortech

Air Quality Sensors PCB board level Hydrogen leak detection sensor - I2C Output

Learn More

Datasheet

16In Stock

$38.47

Min.: 1
Mult.: 1

Air Quality Sensors

Environmental Sensors

Types of Environmental Sensors

Customer Service Office

Company

Resources

Support

Adafruit
Advantech
Allegro MicroSystems
Alps Alpine
Amphenol
AMSECO
Analog Devices Inc.
Asahi Kasei Microdevices
Banner Engineering
Bosch
Bourns
Bridgetek
Carlo Gavazzi
DFRobot
Eaton
Extech
Ezurio
Honeywell
Infineon
Innovative Sensor Technology
KEMET
L-Com
M5Stack
Microchip
Mikroe
Molex
Monnit
MSA Safety
MultiTech
Murata
Omron
Renesas Electronics
Schneider Electric
ScioSense
Seeed Studio
Sensata
Senseair
Sensirion
Sharp Microelectronics
Silicon Labs
Soldered
SparkFun Electronics
SST Sensing
TDK
TE Connectivity
Terabee
Texas Instruments
Tripp Lite
Vishay
Wurth Elektronik

- 10 uV to 10 uV
750 mV
900 mV
1.03 V to 1.82 V
1.3 V
1.48 V to 2.05 V
1.71 V to 3.6 V
1.75 V to 3.6 V
1.8 V
2 V
2 V to 3.6 V
2 V to 3.8 V
2 VDC to 3.8 VDC
2.4 V to 2.6 V
2.5 V
2.7 V to 5.5 V, 6 V to 12 V
2.9 V to 3.1 V
3 V
3 V to 12 V
3 V to 4.25 V