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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: $199.00
19In 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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19In Stock

22On Order

$199.00

Min.: 1
Mult.: 1

Air Quality Sensors

10 VDC to 30 VDC

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: $609.09
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

$609.09

$548.46

$513.10

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Min.: 1
Mult.: 1

Air Quality Sensors

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

PID-10.6eV-100
Amphenol SGX Sensortech
1: $627.50
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

$627.50

$513.73

$499.34

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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: $82.76
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

$82.76

$74.97

$68.99

$63.12

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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: $148.19
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

$148.19

$120.65

$116.71

$111.52

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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: $181.38
2In Stock
1Expected 20/08/2026
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 20/08/2026

$181.38

$175.77

$170.85

$169.49

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Min.: 1
Mult.: 1

Air Quality Sensors

5 V

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

PS1-H2-50K
Amphenol SGX Sensortech
1: $166.03
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

$166.03

$135.61

$120.16

$117.36

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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: $262.34
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

$262.34

$223.45

$213.92

$208.17

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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: $285.23
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

$285.23

$242.76

$230.89

$223.20

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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: $110.12
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

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Datasheet

2In Stock

$110.12

$91.45

$86.44

$84.56

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Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-CH2O-50
Amphenol SGX Sensortech
1: $134.80
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

$134.80

$111.22

$108.98

$108.95

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Min.: 1
Mult.: 1

Air Quality Sensors

2.5 V

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

BLD2-I2C-COMPACT
Amphenol SGX Sensortech
1: $46.33
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

$46.33

$39.85

$37.04

$32.96

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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: $222.61
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

$222.61

$212.23

$207.91

$207.25

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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: $213.93
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

$213.93

$213.92

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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: $98.65
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

$98.65

$93.80

$93.65

$92.82

View

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: $198.42
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

$198.42

$169.51

$162.27

$157.72

View

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: $217.39
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

$217.39

$183.40

$176.30

$171.38

View

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: $155.68
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

$155.68

View

Min.: 1
Mult.: 1

Air Quality Sensors

Air Quality Sensors 4 Series Electrochemical Ethylene Sensor 100ppm

SGX-C2H4-100
Amphenol SGX Sensortech
1: $155.68
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

$155.68

$154.57

$153.67

View

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: $279.55
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

$279.55

$227.70

$217.38

$212.72

View

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: $203.94
1In Stock
4Expected 26/08/2026
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 26/08/2026

$203.94

$203.89

$184.96

$181.22

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: $217.39
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

$217.39

$181.38

$176.30

$171.38

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: $119.93
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

Learn More

Datasheet

5In Stock

$119.93

$105.37

$98.32

$88.87

View

Min.: 1
Mult.: 1

Air Quality Sensors

5 V

Air Quality Sensors ELECTROCHEMICAL 4-SERIES

SGX-H2S-1000
Amphenol SGX Sensortech
1: $36.03
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

$36.03

$31.96

$31.86

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: $77.53
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

$77.53

$69.47

$64.61

$57.42

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
2.1 V to 3.6 V
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