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Environmental Sensors

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Types of Environmental Sensors

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Part #

Air Quality Sensors RS485 Fluorescence Dissolved Oxygen Sensor (Freshwater)

SEN0680
DFRobot
1: $270.64
18In Stock
22On Order
New Product

Mfr. Part No.
SEN0680

Mouser Part No
426-SEN0680

New Product

DFRobot

Air Quality Sensors RS485 Fluorescence Dissolved Oxygen Sensor (Freshwater)

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18In Stock

22On Order

$270.64

Min.: 1
Mult.: 1

Air Quality Sensors

10 VDC to 30 VDC

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

PID-10.6eV-100
Amphenol SGX Sensortech
1: $853.40
2In 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

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2In Stock

$853.40

$698.67

$679.10

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Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors 10.6eV - 0-10000ppm detection range, 2ppm resolution - ATEX and IECEx Certified Sensors

PID-10.6eV-10K-C
Amphenol SGX Sensortech
1: $828.36
1In Stock
New Product

Mfr. Part No.
PID-10.6eV-10K-C

Mouser Part No
523-PID-10.6EV-10K-C

New Product

Amphenol SGX Sensortech

Air Quality Sensors 10.6eV - 0-10000ppm detection range, 2ppm resolution - ATEX and IECEx Certified Sensors

1In Stock

$828.36

$745.91

$697.82

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Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors Digital Infrared Gas Sensor - R290 (Propane) - Modbus RS485 5-24V with 230V relay

INIR7-R290-RS485-RL
Amphenol SGX Sensortech
1: $112.55
18In Stock
New Product

Mfr. Part No.
INIR7-R290-RS485-RL

Mouser Part No
523-INIR7R290RS485RL

New Product

Amphenol SGX Sensortech

Air Quality Sensors Digital Infrared Gas Sensor - R290 (Propane) - Modbus RS485 5-24V with 230V relay

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Datasheet

18In Stock

$112.55

$101.96

$93.83

$85.84

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Min.: 1
Mult.: 1

Air Quality Sensors

11.4 VDC to 25.2 VDC

Air Quality Sensors PSD4-UART USB with 1m cable

PSD4-UART-USB
Amphenol SGX Sensortech
1: $201.54
3In Stock
New Product

Mfr. Part No.
PSD4-UART-USB

Mouser Part No
523-PSD4-UART-USB

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4-UART USB with 1m cable

3In Stock

$201.54

$164.08

$158.73

$151.67

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Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors PSD4 Series Digital Solid Polymer Sensor CO 1000ppm

PSD4-CO-1000
Amphenol SGX Sensortech
1: $269.85
4In Stock
New Product

Mfr. Part No.
PSD4-CO-1000

Mouser Part No
523-PSD4-CO-1000

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Digital Solid Polymer Sensor CO 1000ppm

Datasheet

4In Stock

$269.85

$230.53

$220.69

$214.50

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Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

Air Quality Sensors PSD4 Series Hydrogen Sulfide Digital Solid Polymer Sensor 100ppm

PSD4-H2S-100
Amphenol SGX Sensortech
1: $295.65
5In Stock
New Product

Mfr. Part No.
PSD4-H2S-100

Mouser Part No
523-PSD4-H2S-100

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Hydrogen Sulfide Digital Solid Polymer Sensor 100ppm

Datasheet

5In Stock

$295.65

$249.42

$239.77

$233.08

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Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-C2H2-100
Amphenol SGX Sensortech
1: $211.72
3In Stock
New Product

Mfr. Part No.
SGX-C2H2-100

Mouser Part No
523-SGX-C2H2-100

New Product

Amphenol SGX Sensortech

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

3In Stock

$211.72

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Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors 4 Series Electrochemical Ethylene Sensor 100ppm

SGX-C2H4-100
Amphenol SGX Sensortech
1: $211.72
2In Stock
1On Order
New Product

Mfr. Part No.
SGX-C2H4-100

Mouser Part No
523-SGX-C2H4-100

New Product

Amphenol SGX Sensortech

Air Quality Sensors 4 Series Electrochemical Ethylene Sensor 100ppm

Datasheet

2In Stock

1On Order

$211.72

$210.22

$208.99

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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: $63.01
10In 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

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Datasheet

10In Stock

$63.01

$54.20

$50.37

$44.83

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Min.: 1
Mult.: 1

Air Quality Sensors

4.5 V to 5.5 V

Air Quality Sensors PSD4 Series Nitrogen Dioxide Digital Solid Polymer Sensor 50ppm

PSD4-NO2-50
Amphenol SGX Sensortech
1: $302.75
5In Stock
New Product

Mfr. Part No.
PSD4-NO2-50

Mouser Part No
523-PSD4-NO2-50

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Nitrogen Dioxide Digital Solid Polymer Sensor 50ppm

Datasheet

5In Stock

$302.75

$288.63

$282.76

$281.86

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Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

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

PSD4-O3-100
Amphenol SGX Sensortech
1: $290.94
4In Stock
New Product

Mfr. Part No.
PSD4-O3-100

Mouser Part No
523-PSD4-O3-100

New Product

Amphenol SGX Sensortech

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

Datasheet

4In Stock

$290.94

$290.93

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Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-PH3-20
Amphenol SGX Sensortech
1: $134.16
3In 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

3In Stock

$134.16

$127.57

$127.36

$126.24

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Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors PSD4 Series Oxygen Digital Solid Polymer Sensor 0-25%

PSD4-O2
Amphenol SGX Sensortech
1: $246.68
2In Stock
1Expected 20/8/2026
New Product

Mfr. Part No.
PSD4-O2

Mouser Part No
523-PSD4-O2

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Oxygen Digital Solid Polymer Sensor 0-25%

Datasheet

2In Stock

1Expected 20/8/2026

$246.68

$239.05

$232.36

$230.51

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Min.: 1
Mult.: 1

Air Quality Sensors

5 V

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

PS1-PH3-2000-MOD
Amphenol SGX Sensortech
1: $380.19
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

$380.19

$309.67

$295.64

$289.30

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Min.: 1
Mult.: 1

Air Quality Sensors

3.3 VDC to 5.5 VDC

Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Hydrogen 50Kppm

PS4-H2-50K
Amphenol SGX Sensortech
1: $277.36
1In Stock
4Expected 26/8/2026
New Product

Mfr. Part No.
PS4-H2-50K

Mouser Part No
523-PS4-H2-50K

New Product

Amphenol SGX Sensortech

Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Hydrogen 50Kppm

Learn More

Datasheet

1In Stock

4Expected 26/8/2026

$277.36

$277.29

$251.55

$246.46

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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: $295.65
6In 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

6In Stock

$295.65

$246.68

$239.77

$233.08

View

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

Air Quality Sensors 4 Series Electrochemical Chlorine Dioxide 1ppm

SGX-CLO2-1
Amphenol SGX Sensortech
1: $163.10
5In Stock
New Product

Mfr. Part No.
SGX-CLO2-1

Mouser Part No
523-SGX-CLO2-1

New Product

Amphenol SGX Sensortech

Air Quality Sensors 4 Series Electrochemical Chlorine Dioxide 1ppm

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Datasheet

5In Stock

$163.10

$143.30

$133.72

$120.86

View

Min.: 1
Mult.: 1

Air Quality Sensors

5 V

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-H2S-1000
Amphenol SGX Sensortech
1: $49.00
9In Stock
New Product

Mfr. Part No.
SGX-H2S-1000

Mouser Part No
523-SGX-H2S-1000

New Product

Amphenol SGX Sensortech

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

Learn More

Datasheet

9In Stock

$49.00

$43.47

$43.33

View

Min.: 1
Mult.: 1

Air Quality Sensors

2.5 V

Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Hydrogen 50Kppm

PS1-H2-50K
Amphenol SGX Sensortech
1: $225.80
3In Stock
New Product

Mfr. Part No.
PS1-H2-50K

Mouser Part No
523-PS1-H2-50K

New Product

Amphenol SGX Sensortech

Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Hydrogen 50Kppm

3In Stock

$225.80

$184.43

$163.42

$159.61

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors PSD4 Series Hydrogen Digital Solid Polymer Sensor 1000ppm

PSD4-H2-1000
Amphenol SGX Sensortech
1: $356.78
5In Stock
New Product

Mfr. Part No.
PSD4-H2-1000

Mouser Part No
523-PSD4-H2-1000

New Product

Amphenol SGX Sensortech

Air Quality Sensors PSD4 Series Hydrogen Digital Solid Polymer Sensor 1000ppm

Datasheet

5In Stock

$356.78

$303.89

$290.93

$283.11

View

Min.: 1
Mult.: 1

Air Quality Sensors

3.3 V to 12 V

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

PSD4-HCHO-5
Amphenol SGX Sensortech
1: $387.91
5In 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

5In Stock

$387.91

$330.15

$314.01

$303.55

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: $149.76
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

Learn More

Datasheet

2In Stock

$149.76

$124.37

$117.56

$115.00

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-CH2O-50
Amphenol SGX Sensortech
1: $183.33
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

$183.33

$151.26

$148.21

$148.17

View

Min.: 1
Mult.: 1

Air Quality Sensors

2.5 V

Air Quality Sensors Digital Infrared Gas Sensor - CO2 - Modbus RS485 5-24V

INIR7-CO2-RS485
Amphenol SGX Sensortech
1: $105.44
5In Stock
New Product

Mfr. Part No.
INIR7-CO2-RS485

Mouser Part No
523-INIR7-CO2-RS485

New Product

Amphenol SGX Sensortech

Air Quality Sensors Digital Infrared Gas Sensor - CO2 - Modbus RS485 5-24V

Datasheet

5In Stock

$105.44

$94.48

$87.87

$78.09

View

Min.: 1
Mult.: 1

Air Quality Sensors

4.5 VDC to 30 VDC

Environmental Sensors

Types of Environmental Sensors

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- 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
1.7 V to 3.6 V
1.71 V to 3.6 V
1.75 V to 3.6 V
1.8 V
1.8 V to 3.6 V
2 V
2 V to 3.6 V
2 V to 3.8 V
2 VDC to 3.8 VDC
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