.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: 1 479

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; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Product Type	Interface Type	Operating Supply Voltage
Air Quality Sensors Solid Polymer SMART Hydrogen Sulfide gas sensor probe - 4-20mA and Modbus RTU RS485 - 5000ppm PS-SMART-H2S-5000 Amphenol SGX Sensortech 1: 576,38 € 2In Stock New Product	Mfr. Part No. PS-SMART-H2S-5000 Mouser Part No 523-PS-SMART-H2S5000 New Product	Amphenol SGX Sensortech	Air Quality Sensors Solid Polymer SMART Hydrogen Sulfide gas sensor probe - 4-20mA and Modbus RTU RS485 - 5000ppm	Datasheet	2In Stock	576,38 € 521,94 € 514,11 € Quote Quote	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: 561,49 € 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	561,49 € 458,49 € 447,89 € Quote Quote	Min.: 1 Mult.: 1	Air Quality Sensors
Air Quality Sensors SST Sensing O2S-FR-T2-18A-003 O2S-FR-T2-18A-003 SST Sensing 1: 321,89 € 2In Stock Restricted Availability New At Mouser	Mfr. Part No. O2S-FR-T2-18A-003 Mouser Part No 231-O2SFRT218A003 New At Mouser	SST Sensing	Air Quality Sensors Product available only to OEM/EMS and design business customers. Product is not shipped to consumers in the EU or the UK	Datasheet	2In Stock	321,89 € 271,56 € 258,10 € Quote Quote	Min.: 1 Mult.: 1 Restricted Availability	Air Quality Sensors
Air Quality Sensors PCB board level Hydrogen leak detection sensor - I2C Output BLD1-I2C-Compact Amphenol SGX Sensortech 1: 37,24 € 6In Stock 20Expected 10/12/2026 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 about Amphenol SGX Sensortech amphenol trdu sensors	Datasheet	6In Stock 20Expected 10/12/2026	37,24 € 31,40 € 29,19 € 26,50 € View 25,82 € 25,08 € 23,30 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors
Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Hydrogen 50Kppm - I2C PS1-H2-50K-MOD-I2C Amphenol SGX Sensortech 1: 231,71 € 1In Stock New Product	Mfr. Part No. PS1-H2-50K-MOD-I2C Mouser Part No 523-PS1-H2-5%-MODI2C New Product	Amphenol SGX Sensortech	Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Hydrogen 50Kppm - I2C		1In Stock	231,71 € 231,70 € 222,55 € 216,57 € View 216,49 € Quote	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: 170,64 € 3In 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	3In Stock	170,64 € 141,45 € 134,57 € 132,30 € View 130,51 € Quote	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: 160,71 € 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	160,71 € 132,97 € 129,95 € View Quote	Min.: 1 Mult.: 1	Air Quality Sensors
Air Quality Sensors PSD4 Series Nitrogen Dioxide Digital Solid Polymer Sensor 50ppm PSD4-NO2-50 Amphenol SGX Sensortech 1: 227,76 € 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	227,76 € 192,17 € 179,83 € 176,27 € View 174,05 € Quote	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: 227,76 € 3In 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	3In Stock	227,76 € 186,11 € 178,24 € 174,71 € View 172,52 € Quote	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: 105,29 € 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	105,29 € 84,84 € 84,42 € 74,93 € View Quote	Min.: 1 Mult.: 1	Air Quality Sensors
Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Hydrogen 50Kppm PS4-H2-50K Amphenol SGX Sensortech 1: 215,40 € 5In Stock 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 about Amphenol SGX Sensortech amphenol solid polymer gas sensors	Datasheet	5In Stock	215,40 € 183,56 € 162,78 € 159,45 € View 157,76 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors
Air Quality Sensors 4 Series Electrochemical Chlorine Dioxide 1ppm SGX-CLO2-1 Amphenol SGX Sensortech 1: 105,29 € 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 about Amphenol SGX Sensortech ec4 sensors	Datasheet	5In Stock	105,29 € 91,29 € 84,84 € 83,39 € View 82,79 € 76,43 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors		5 V
Air Quality Sensors Digital Infrared Gas Sensor - CO2 - Modbus RS485 5-24V INIR7-CO2-RS485 Amphenol SGX Sensortech 1: 68,67 € 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	68,67 € 55,56 € 54,65 € 53,61 € View 52,67 € 48,63 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors		4.5 VDC to 30 VDC
Air Quality Sensors PSD4 Series Formaldehyde Digital Solid Polymer Sensor 100ppm PSD4-HCHO-100 Amphenol SGX Sensortech 1: 190,70 € 5In Stock New Product	Mfr. Part No. PSD4-HCHO-100 Mouser Part No 523-PSD4-HCHO-100 New Product	Amphenol SGX Sensortech	Air Quality Sensors PSD4 Series Formaldehyde Digital Solid Polymer Sensor 100ppm	Datasheet	5In Stock	190,70 € 157,72 € 146,90 € 144,18 € View 142,66 € Quote	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: 144,94 € 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	Datasheet	3In Stock	144,94 € 116,62 € 107,21 € 103,54 € View 102,31 € 98,76 €	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: 245,30 € 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	245,30 € 208,77 € 191,53 € 186,09 € View 185,55 € Quote	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: 96,85 € 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 about Amphenol SGX Sensortech sgx 4x sensors	Datasheet	2In Stock	96,85 € 78,70 € 75,40 € 72,27 € View 71,46 € 69,96 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors
Board Mount Humidity Sensors HTU20D RH/T SENSOR IC DIGITAL HPP845E034R5 TE Connectivity / Measurement Specialties 1: 2,69 € 8 990In Stock	Mfr. Part No. HPP845E034R5 Mouser Part No 824-HPP845E034R5	TE Connectivity / Measurement Specialties	Board Mount Humidity Sensors HTU20D RH/T SENSOR IC DIGITAL Learn More about TE Connectivity / Measurement Specialties measurement specialties HTU21D	Datasheet	8 990In Stock	Cut Tape 2,69 € 2,53 € 2,39 € 2,34 € View Reel 1,85 € 2,30 € 2,05 € 2,00 € 1,98 € 1,85 € MouseReel Available	Min.: 1 Mult.: 1 : 5 000	Board Mount Humidity Sensors
Board Mount Humidity Sensors Automotive-grade, +/-3%RH/+/-0.3C, 4th generation, humidity and temperature sensor with PWM Interface SHT40A-FD1B-R2 Sensirion 1: 2,73 € 4 317In Stock	Mfr. Part No. SHT40A-FD1B-R2 Mouser Part No 403-SHT40A-FD1B-R2	Sensirion	Board Mount Humidity Sensors Automotive-grade, +/-3%RH/+/-0.3C, 4th generation, humidity and temperature sensor with PWM Interface	Datasheet	4 317In Stock	Cut Tape 2,73 € 2,48 € 2,32 € 2,00 € View Reel 1,51 € 1,86 € 1,72 € 1,66 € 1,51 € MouseReel Available	Min.: 1 Mult.: 1 : 2 500	Board Mount Humidity Sensors	I2C
Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Phosphine 2000ppm - UART PS1-PH3-2000-MOD Amphenol SGX Sensortech 1: 242,56 € 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	242,56 € 196,66 € 188,54 € 183,47 € View 182,88 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors		3.3 VDC to 5.5 VDC
Board Mount Humidity Sensors I.C 21DF RH/T DIGITAL MODULE HTU21D TE Connectivity / Measurement Specialties 1: 7,97 € 4 774In Stock	Mfr. Part No. HTU21D Mouser Part No 824-HTU21D	TE Connectivity / Measurement Specialties	Board Mount Humidity Sensors I.C 21DF RH/T DIGITAL MODULE Learn More about TE Connectivity / Measurement Specialties measurement specialties HTU21D	Datasheet	4 774In Stock	Cut Tape 7,97 € 6,73 € 6,25 € 5,28 € Reel 4,53 € View 4,42 € 4,24 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 400	Board Mount Humidity Sensors	I2C
Air Quality Sensors MOX Sensor SGP40-D-R4 Sensirion 1: 6,46 € 14 877In Stock	Mfr. Part No. SGP40-D-R4 Mouser Part No 403-SGP40-D-R4	Sensirion	Air Quality Sensors MOX Sensor Learn More about Sensirion sgp40 air quality sensors	Datasheet	14 877In Stock	Cut Tape 6,46 € 5,93 € 5,34 € 5,16 € View Reel 3,99 € 4,90 € 4,64 € 4,60 € 3,99 € Quote MouseReel Available	Min.: 1 Mult.: 1 : 2 500	Air Quality Sensors		3.3 V
Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Ammonia 100ppm PS4-NH3-100 Amphenol SGX Sensortech 1: 170,05 € 3In Stock	Mfr. Part No. PS4-NH3-100 Mouser Part No 523-PS4-NH3-100	Amphenol SGX Sensortech	Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Ammonia 100ppm Learn More about Amphenol SGX Sensortech amphenol solid polymer gas sensors	Datasheet	3In Stock	170,05 € 138,60 € 121,29 €	Min.: 1 Mult.: 1	Air Quality Sensors
Air Quality Sensors Hydrogen and Carbon Monoxide leak detection sensor - CAN - 9-36V supply - IP6K7 Waterproof housing. Without Delphi clip. 0-16% H2 range SGX-BLD2-24V Amphenol SGX Sensortech 1: 51,13 € 10In Stock	Mfr. Part No. SGX-BLD2-24V Mouser Part No 523-SGX-BLD2-24V	Amphenol SGX Sensortech	Air Quality Sensors Hydrogen and Carbon Monoxide leak detection sensor - CAN - 9-36V supply - IP6K7 Waterproof housing. Without Delphi clip. 0-16% H2 range Learn More about Amphenol SGX Sensortech amphenol trdu sensors	Datasheet	10In Stock	51,13 € 44,93 € 41,75 € 36,20 € View 35,39 € 34,05 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors
Air Quality Sensors 4 Series Electrochemical Ethylene Sensor 100ppm SGX-C2H4-100 Amphenol SGX Sensortech 1: 163,93 € 2In Stock New At Mouser	Mfr. Part No. SGX-C2H4-100 Mouser Part No 523-SGX-C2H4-100 New At Mouser	Amphenol SGX Sensortech	Air Quality Sensors 4 Series Electrochemical Ethylene Sensor 100ppm	Datasheet	2In Stock	163,93 € 140,21 € 131,24 € 129,60 € View 128,41 € Quote	Min.: 1 Mult.: 1	Air Quality Sensors		5 V