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Air Quality Sensors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	Type	Sensor Type	Measuring Range - Min	Measuring Range - Max	Accuracy	Output Type	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Output Voltage	Mounting Style	Series
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: $653.01 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	$653.01 $533.22 $520.90 Quote Quote	Min.: 1 Mult.: 1	PID	VOC	0 PPM	10000 PPM		Analog						Through Hole	PID Series
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: $670.33 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	$670.33 $607.02 $597.91 Quote Quote	Min.: 1 Mult.: 1	Solid Polymer	H2S	0 PPM	5000 PPM	5 %	Current			- 40 C	+ 85 C		Cable	PS-Smart Series
Air Quality Sensors SST Sensing O2S-FR-T2-18A-003 O2S-FR-T2-18A-003 SST Sensing 1: $374.36 2In Stock New At Mouser	Mfr. Part No. O2S-FR-T2-18A-003 Mouser Part No 231-O2SFRT218A003 New At Mouser	SST Sensing	Air Quality Sensors	Datasheet	2In Stock	$374.36 $315.82 $300.17 Quote Quote	Min.: 1 Mult.: 1
Air Quality Sensors PSD4 Series Formaldehyde Digital Solid Polymer Sensor 100ppm PSD4-HCHO-100 Amphenol SGX Sensortech 1: $221.78 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	$221.78 $183.43 $170.84 $167.68 View $165.91 Quote	Min.: 1 Mult.: 1	Solid Polymer	HCHO	0 PPM	100 PPM	5 %	UART	3.3 VDC	12 VDC	- 40 C	+ 55 C		Through Hole	PSD4 Series
Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Hydrogen 50Kppm PS1-H2-50K Amphenol SGX Sensortech 1: $168.57 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	$168.57 $135.63 $124.69 $120.42 View $118.99 $114.86	Min.: 1 Mult.: 1	Solid Polymer 1-series	Hydrogen	0 PPM	50000 PPM		Analog							PS1 Series
Air Quality Sensors PSD4 Series Formaldehyde Digital Solid Polymer Sensor 5ppm PSD4-HCHO-5 Amphenol SGX Sensortech 1: $285.28 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	$285.28 $242.80 $222.75 $216.42 View $215.79 Quote	Min.: 1 Mult.: 1	Solid Polymer	HCHO	0 PPM	5 PPM	5 %	UART	3.3 VDC	12 VDC	- 40 C	+ 55 C		Through Hole	PSD4 Series
Air Quality Sensors 4 Series Electrochemical Ozone sensor 5ppm SGX-4O3-5 Amphenol SGX Sensortech 1: $112.64 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	$112.64 $91.53 $87.69 $84.05 View $83.11 $81.36 Quote	Min.: 1 Mult.: 1	Electrochemical 4-series	Ozone	0 PPM	5 PPM		Analog			- 20 C	+ 50 C			Electro-Chemical
Air Quality Sensors Thermal Conductivity H2+CO leak detection, With Clip SGX-BLD2C-24V Amphenol SGX Sensortech 1: $59.69 4In Stock New Product	Mfr. Part No. SGX-BLD2C-24V Mouser Part No 523-SGX-BLD2C-24V New Product	Amphenol SGX Sensortech	Air Quality Sensors Thermal Conductivity H2+CO leak detection, With Clip Learn More about Amphenol SGX Sensortech amphenol trdu sensors	Datasheet	4In Stock	$59.69 $47.40 $47.10 $41.40 View Quote	Min.: 1 Mult.: 1	Thermal Conductivity H2 leak detection	Hydrogen + Carbon Monoxide	0 %	16 %	0.4 %	CAN	9 V	36 V	- 40 C	+ 85 C		Clip-On	BLD2
Air Quality Sensors PSD4 Series Nitrogen Dioxide Digital Solid Polymer Sensor 50ppm PSD4-NO2-50 Amphenol SGX Sensortech 1: $264.88 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	$264.88 $223.49 $209.14 $205.00 View $202.42 Quote	Min.: 1 Mult.: 1	Solid Polymer	NO2	0 PPM	50 PPM	5 %	UART	3.3 V	12 V	- 40 C	+ 55 C		Through Hole	PSD4 Series
Air Quality Sensors PSD4 Series Ozone Digital Solid Polymer Sensor 100ppm PSD4-O3-100 Amphenol SGX Sensortech 1: $264.88 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	$264.88 $216.45 $207.29 $203.19 View $200.64 Quote	Min.: 1 Mult.: 1	Solid Polymer	O3	0 PPM	100 PPM	5 %	UART	3.3 V	12 V	- 40 C	+ 55 C		Through Hole	PSD4 Series
Air Quality Sensors ELECTROCHEMICAL 4-SERIES SGX-PH3-20 Amphenol SGX Sensortech 1: $122.45 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	$122.45 $98.67 $98.18 $87.14 View Quote	Min.: 1 Mult.: 1	Electrochemical 4-series	Phosphine	0 PPM	20 PPM		Analog			- 20 C	+ 50 C	1.3 V	Through Hole	Electro-Chemical
Air Quality Sensors PCB board level Hydrogen leak detection sensor - I2C Output BLD1-I2C-Compact Amphenol SGX Sensortech 1: $43.31 6In Stock 20Expected 2026/12/10 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 2026/12/10	$43.31 $36.52 $33.95 $30.82 View $30.03 $29.17 $27.10 Quote	Min.: 1 Mult.: 1	Thermal Conductivity	Hydrogen (H2)					4.5 V	5.5 V	- 40 C	+ 80 C	4.5 V to 5.5 V	PCB	BLD1
Air Quality Sensors PSD4 Series Digital Solid Polymer Sensor CO 1000ppm PSD4-CO-1000 Amphenol SGX Sensortech 1: $198.45 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	$198.45 $164.51 $156.50 $153.86 View $151.78 Quote	Min.: 1 Mult.: 1	Solid Polymer	CO	0 PPM	1000 PPM	5 %	UART	3.3 V	12 V	- 40 C	+ 55 C		Through Hole	PSD4 Series
Air Quality Sensors ELECTROCHEMICAL 4-SERIES SGX-C2H2-100 Amphenol SGX Sensortech 1: $186.91 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	$186.91 $154.64 $151.13 View Quote	Min.: 1 Mult.: 1	Electrochemical 4-series	Acetylene	0 PPM	100 PPM		Analog							Electro-Chemical
Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Hydrogen 50Kppm PS4-H2-50K Amphenol SGX Sensortech 1: $250.51 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	$250.51 $213.48 $189.31 $185.44 View $183.47 Quote	Min.: 1 Mult.: 1	Solid Polymer 4-series	Hydrogen	0 PPM	50000 PPM		Analog							PS4 Series
Air Quality Sensors 4 Series Electrochemical Chlorine Dioxide 1ppm SGX-CLO2-1 Amphenol SGX Sensortech 1: $122.45 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	$122.45 $106.17 $98.67 $96.98 View $96.28 $88.89 Quote	Min.: 1 Mult.: 1	Electrochemical 4-series	Chlorine Dioxide	0 PPM	1 PPM		Analog			- 20 C	+ 50 C		Through Hole	Electro-Chemical
Air Quality Sensors PS1 Series Solid Polymer Gas Sensor Module Phosphine 2000ppm - UART PS1-PH3-2000-MOD Amphenol SGX Sensortech 1: $282.10 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	$282.10 $228.72 $219.27 $213.38 View $212.69 Quote	Min.: 1 Mult.: 1	Solid Polymer Module 1-series	Phosphine	0 PPM	2000 PPM	5 %	UART	3.3 VDC	5.5 VDC	- 10 C	+ 55 C	3.3 V		PS1 -Modules
Air Quality Sensors MOX Sensor SGP40-D-R4 Sensirion 1: $7.51 14,987In 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	14,987In Stock	Cut Tape $7.51 $6.90 $6.21 $6.00 View Reel $4.64 $5.70 $5.40 $5.35 $4.64 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	Gas Sensor	Air Quality					1.7 V	3.6 V	- 10 C	+ 50 C		SMD/SMT	SGP40
Air Quality Sensors H2S Gas Transmitter, Rs485 output, 0-100Ppm SRAQ-D461-2 L-Com 1: $122.58 2In Stock New At Mouser	Mfr. Part No. SRAQ-D461-2 Mouser Part No 17-SRAQ-D461-2 New At Mouser	L-Com	Air Quality Sensors H2S Gas Transmitter, Rs485 output, 0-100Ppm		2In Stock	$122.58 $105.05 $97.61 $93.33 View $91.69 $90.84 Quote	Min.: 1 Mult.: 1													Sensor
Air Quality Sensors Digital Infrared Gas Sensor - gen2 - Carbon Dioxide - 0-100%(Ex-d) - Pressure Compensated INIR2-CD100-PC Amphenol SGX Sensortech 1: $233.91 1In Stock 11Expected 2026/12/03	Mfr. Part No. INIR2-CD100-PC Mouser Part No 523-INIR2CD100PC	Amphenol SGX Sensortech	Air Quality Sensors Digital Infrared Gas Sensor - gen2 - Carbon Dioxide - 0-100%(Ex-d) - Pressure Compensated Learn More about Amphenol SGX Sensortech amphenol sgx inir2 gas sensors	Datasheet	1In Stock 11Expected 2026/12/03	$233.91 $190.10 $179.37 $176.54 View $173.31 Quote	Min.: 1 Mult.: 1	Infrared - Digital	Carbon Dioxide (CO2)	0 %	100 %		UART and Analog	3.2 V	5.25 V	- 40 C	+ 75 C		Through Hole	INIR2 Series
Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Phosphine 20ppm PS4-PH3-20 Amphenol SGX Sensortech 1: $250.51 1In Stock	Mfr. Part No. PS4-PH3-20 Mouser Part No 523-PS4-PH3-20	Amphenol SGX Sensortech	Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Phosphine 20ppm	Datasheet	1In Stock	$250.51 $205.07 $180.21 $179.54	Min.: 1 Mult.: 1	Solid Polymer 4-series	Phosphine	0 PPM	20 PPM		Analog			- 40 C	+ 55 C			PS4 Series
Air Quality Sensors Automotive Dewpoint Sensor LIN - IP6K7 waterproof housing SGX-DX05A Amphenol SGX Sensortech 1: $48.74 28In Stock	Mfr. Part No. SGX-DX05A Mouser Part No 523-SGX-DX05A	Amphenol SGX Sensortech	Air Quality Sensors Automotive Dewpoint Sensor LIN - IP6K7 waterproof housing	Datasheet	28In Stock	$48.74 $41.10 $38.19 $36.37 View $33.04 $31.67 Quote	Min.: 1 Mult.: 1	Dewpoint Sensor	Dewpoint Temp + RH				LIN			- 40 C	+ 105 C			Dew Point
Air Quality Sensors Digital Infrared Gas Sensor - gen2 - Methane - 0-5%(EX-d) - Pressure Compensated INIR2-ME5-PC Amphenol SGX Sensortech 1: $244.13 2In Stock	Mfr. Part No. INIR2-ME5-PC Mouser Part No 523-INIR2ME5PC	Amphenol SGX Sensortech	Air Quality Sensors Digital Infrared Gas Sensor - gen2 - Methane - 0-5%(EX-d) - Pressure Compensated Learn More about Amphenol SGX Sensortech amphenol sgx inir2 gas sensors	Datasheet	2In Stock	$244.13 $198.08 $186.88 $183.93 View $180.57 Quote	Min.: 1 Mult.: 1	Infrared - Digital	Methane (CH4)	0 %	5 %		UART and Analog	3.2 V	5.25 V	- 40 C	+ 75 C		Through Hole	INIR2 Series
Air Quality Sensors Digital Infrared Gas Sensor - gen2 - Carbon Dioxide - 0-5%(Ex-d) - Pressure Compensated INIR2-CD5-PC Amphenol SGX Sensortech 1: $256.73 3In Stock	Mfr. Part No. INIR2-CD5-PC Mouser Part No 523-INIR2CD5PC	Amphenol SGX Sensortech	Air Quality Sensors Digital Infrared Gas Sensor - gen2 - Carbon Dioxide - 0-5%(Ex-d) - Pressure Compensated Learn More about Amphenol SGX Sensortech amphenol sgx inir2 gas sensors	Datasheet	3In Stock	$256.73 $207.91 $195.06 $191.95 View $189.50 Quote	Min.: 1 Mult.: 1	Infrared - Digital	Carbon Dioxide (CO2)	0 %	5 %		UART and Analog	3.2 V	5.25 V	- 40 C	+ 75 C		Through Hole	INIR2 Series
Air Quality Sensors PS4 Series Solid Polymer Gas Sensor Ammonia 100ppm PS4-NH3-100 Amphenol SGX Sensortech 1: $197.77 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	$197.77 $161.19 $141.06	Min.: 1 Mult.: 1	Solid Polymer 4-series	Ammonia	0 PPM	100 PPM		Analog			- 40 C	+ 55 C			PS4 Series