DigiKey Datasheets for Gas Sensors

Gas sensors interact with a gas to initiate the measurement of its concentration. The sensor then provides output to an instrument to display the measurements.
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Product Name Notes
4 SERIES ELECTROCHEMICAL CARBON
A2L SENSOR, R-32, R-454B 8 PIN,
A2L SENSOR, R-454A/R-454C/R-455A
Acetylene Sensor Voltage
Air Quality Sensor 0 V ~ 3 V
Air Quality Sensor Current
Air Quality Sensor I²C, PWM
Air Quality Sensor I²C, UART
Air Quality Sensor I²C
Air Quality Sensor Voltage
Air Quality, Carbon Dioxide (CO2), Metal Oxide (MOX) Sensor I²C, SPI
Alcohol (C2H6O) Sensor 0 V ~ 3 V
Alcohol (C2H6O) Sensor 0 V ~ 3.3 V
Alcohol (C2H6O) Sensor Current
Alcohol (C2H6O) Sensor Voltage
Ammonia (NH3) Sensor 4mA ~ 20mA
Ammonia (NH3) Sensor
Ammonia (NH3), Carbon Monoxide (CO) Sensor
AMMONIA 100PPM
ARSINE 1PPM
AXIOM A2L OEM REFRIGERANT LEAK D
AXIOM REFRIGERANT LEAK DETECTOR
AXIOM UL60335-20-40 CERTIFIED RE
Axiom UL60335-20-40 Certified
Butane (C4H10) Sensor Analog
Carbon Dioxide (CO2) Sensor 0 V ~ 5 V, 0 V ~ 10 V (Selectable)
Carbon Dioxide (CO2) Sensor 133µV ~ 189µV
Carbon Dioxide (CO2) Sensor 150µV ~ 230µV
Carbon Dioxide (CO2) Sensor 80µV ~ 130µV
Carbon Dioxide (CO2) Sensor I²C, Modbus, PWM
Carbon Dioxide (CO2) Sensor I²C, UART, Voltage
Carbon Dioxide (CO2) Sensor I²C, UART
Carbon Dioxide (CO2) Sensor I²C
Carbon Dioxide (CO2) Sensor PWM, UART
Carbon Dioxide (CO2) Sensor UART, Voltage
Carbon Dioxide (CO2) Sensor UART
Carbon Dioxide (CO2) Sensor Voltage
Carbon Dioxide (CO2) Sensor
Carbon Dioxide (CO2), Methane Sensor Voltage
Carbon Monoxide (CO) Sensor 0 V ~ 3 V
Carbon Monoxide (CO) Sensor 0 V ~ 5 V
Carbon Monoxide (CO) Sensor 4mA ~ 20mA
Carbon Monoxide (CO) Sensor Current
Carbon Monoxide (CO) Sensor UART
Carbon Monoxide (CO) Sensor USB
Carbon Monoxide (CO) Sensor
Carbon Monoxide (CO), Hydrogen Sulfide (H2S) Sensor Current
Carbon Monoxide (CO), Hydrogen Sulfide (H2S) Sensor
Carbon Monoxide (CO), Nitrogen Dioxide (NO2) Sensor
CARBON MONOXIDE 100PPM
CARBON MONOXIDE 10PPM
CARBON MONOXIDE 2%
CARBON MONOXIDE 500PPM
Chlorine (CI2) Sensor Current
Chlorine (CI2) Sensor
CHLORINE 5PPM
Chlorine Dioxide (CIO2) Sensor
CO2 SENSOR MH-Z19
DGS2-C2H4 DIGITAL GAS SENSOR
DIGITAL INFRARED GAS SENSOR - CO
DIGITAL INFRARED GAS SENSOR - R2
DUAL BEAM NDIR CO2 SENSOR 10K PP
DUAL BEAM NDIR CO2 SENSOR 5K PPM
Ethylene Oxide (C2H4O) Sensor Current
Ethylene Oxide (C2H4O) Sensor
EZO-O2 EMBEDDED OXYGEN SENSOR P
Flammable Gas Sensor Voltage
FORMALDEHYDE 100PPM
FORMALDEHYDE 5PPM
FREE CHLORINE SENSOR, PVC, 0 PPM
Gas, Carbon Dioxide Sensor 0 V ~ 3.3 V
H2S DIGITAL GAS SENSOR
HIGH-PRECISE CO2 SENSOR 2K PPM
HIGH-PRECISE CO2 SENSOR 5K PPM
Humidity, NOx, Particulate Matter, Temperature, VOC Sensor I²C
Humidity, Particulate Matter, Temperature, VOC Sensor I²C
HYDROCARBON NDIR GAS SENSOR
Hydrocarbons Sensor Voltage
Hydrocarbons, Methane Sensor Voltage
Hydrocarbons, Methane Sensor
Hydrogen (H2) Sensor 4mA ~ 20mA
Hydrogen (H2) Sensor Voltage
Hydrogen (H2) Sensor
HYDROGEN 1000PPM
HYDROGEN 20KPPM
HYDROGEN 4%
HYDROGEN CYANIDE 50PPM
HYDROGEN CYANIDE 5PPM
HYDROGEN LEAK DETECTOR (HLD) , 2
Hydrogen Sulfide (H2S) Sensor 0 V ~ 3 V
Hydrogen Sulfide (H2S) Sensor 2.5 V ~ 4 V
Hydrogen Sulfide (H2S) Sensor 4mA ~ 20mA
Hydrogen Sulfide (H2S) Sensor Current
Hydrogen Sulfide (H2S) Sensor USB
Hydrogen Sulfide (H2S) Sensor
HYDROGEN SULFIDE 100PPM
HYDROGEN SULFIDE 2PPM
HYDROGEN SULFIDE 5000PPM
HYDROGEN SULFIDE 5KPPM
IND. NDIR CO2 SENSOR 10% VOL
IND. NDIR CO2 SENSOR 100% VOL
IND. NDIR CO2 SENSOR 5% VOL
IND. NDIR CO2 SENSOR 5K PPM
INDOOR AIR QUALITY 200PPM
INTEGRATED INFRA RED - GEN2 - RE
LEL SENSOR
Methane Sensor 2.5 V ~ 4 V
Methane Sensor Voltage
METHYL MERCAPTAN 100PPM
MICRO OXYGEN SENSOR KIT 0.01% -
MICRO OXYGEN SENSOR KIT 0.1% - 2
MICRO OXYGEN SENSOR KIT 1% - 96%
MINI OXYGEN SENSOR FLANGED KIT 0
MINI OXYGEN SENSOR FLANGED KIT 1
MINI OXYGEN SENSOR KIT (TUBE CON
MINI OXYGEN SENSOR KIT 0.01% - 1
MINI OXYGEN SENSOR KIT 0.1% - 25
MINI OXYGEN SENSOR KIT 1% - 96%
MINI OXYGEN SENSOR KIT 10PPM - 1
Natural Gas, Propane Sensor
NDIR CO2 SENSOR MODULE
Nitric Oxide (NO) Sensor
Nitrogen Dioxide (NO2) Sensor 0 V ~ 3 V
Nitrogen Dioxide (NO2) Sensor 4mA ~ 20mA
Nitrogen Dioxide (NO2) Sensor Current
Nitrogen Dioxide (NO2) Sensor USB
Nitrogen Dioxide (NO2) Sensor
NITROGEN DIOXIDE 1000PPM
NITROGEN DIOXIDE 100PPM
NITROGEN DIOXIDE 50PPM
O2S-FR-T2-18BM-A BIOMASS SENSOR
O2S-FR-T2-18BM-C BIOMASS SENSOR
O2S-FR-T2-18C, SENSOR
O2S-FR-T4-5P, SENSOR
O2S-T2, SENSOR
O2S-T6, STDTEMP 400MM LONG TUBE
O2S-T6-H, HITEMP 400MM LONG TUBE
O2S-T6-SH, STDTEMP 220MM LONG TU
O2S-T6-SH-H, 220MM LONG TUBE HT
Oxygen (O2) Sensor I²C, UART
OXYGEN PROBE KIT ALUMINUM M16 TH
OXYGEN PROBE KIT ALUMINUMM16 THR
OXYGEN PROBE KIT M10 THREAD 0.01
OXYGEN PROBE KIT M10 THREAD 0.05
OXYGEN PROBE KIT M10 THREAD 0.1%
OXYGEN PROBE KIT M10 THREAD 1% -
OXYGEN PROBE KIT M10 THREAD 10PP
OXYGEN PROBE KIT STEEL M16 THREA
Oxygen Sensor 0 V ~ 10 V
Oxygen Sensor 45mV, 64mV, 85mV
Oxygen Sensor 4mA ~ 20mA
Oxygen Sensor
OXYGEN TRANSMITTER DIN RAIL HOUS
Ozone (O3) Sensor 0 V ~ 3 V
Ozone (O3) Sensor 4mA ~ 20mA
Ozone (O3) Sensor Current
Ozone (O3) Sensor
OZONE 100PPM
OZONE 50PPM
OZONE 5PPM
Particulate Matter Sensor I²C
PASCO2V15AUMA1
Phosphine (PH3) Sensor
PHOSPHINE 20PPM
PID SENSOR 10.6EV LAMP, MDL 0.5P
PID SENSOR 10.6EV LAMP, MDL 100P
PID SENSOR 10.6EV LAMP, MDL 1PPB
PID SENSOR 10.6EV LAMP, MDL 20PP
PID SENSOR 10.6EV LAMP, MDL 500P
PMS7003 SENSOR PM10, PM2.5
RESONIX GAS DETECTOR. R32+R454B,
RESONIX GAS DETECTOR. R454A+R454
RRH62000-A1 AIR QUALITY MODULE (
S8 LP W/PIN HEADERS
S88 FOR HIGH-HUMIDITY HIGH-CO2
SCD43-D-R2 CO2 SENSOR I2C, SMD
SENSEAIR K33 ICB-F 10%
SENSEAIR S88 LP
SENSEAIR S88 RESIDENTIAL
Sensor 2.5 V ~ 4 V
SENSOR AIR QLTY/CO2 ANLG/DIGITAL
SENSOR AIR QUALITY 10PPM
SENSOR AIR QUALITY I2C OUTPUT
SENSOR AIR QUALITY PWM OUTPUT
SENSOR AIR QUALITY UART OUTPUT
SENSOR AIR QUALITY USB OUTPUT
SENSOR ALCOHOL UART OUTPUT
SENSOR ALCOHOL USB OUTPUT
SENSOR AMMONIA RS485 OUTPUT
SENSOR AMMONIA SMD
SENSOR CARB DIOXIDE 0.5-4.5V OUT
SENSOR CARBON DIOXIDE 0.5-3V OUT
SENSOR CARBON DIOXIDE I2C OUTPUT
SENSOR CARBON DIOXIDE
SENSOR CARBON MONOXIDE UART OUT
SENSOR CARBON MONOXIDE USB OUT
SENSOR CARBON MONOXIDE VOLT
SENSOR CARBON MONOXIDE
SENSOR ELECTROCHEMICAL
SENSOR FORMALDEHYDE 1PPM
SENSOR FORMALDEHYDE 5PPM
SENSOR HYDROGEN 1000PPM
SENSOR HYDROGEN CURRENT OUTPUT
SENSOR HYDROGEN SULFIDE 500PPM
SENSOR HYDROGEN SULFIDE UART OUT
SENSOR HYDROGEN SULFIDE USB OUT
SENSOR HYDROGEN SULFIDE
SENSOR HYDROGEN UART OUTPUT
SENSOR HYDROGEN USB OUTPUT
SENSOR HYDROGEN
SENSOR I2C OUTPUT
SENSOR NITROGEN DIOXIDE 50PPM
SENSOR NITROGEN DIOXIDE 5PPM
SENSOR NITROGEN DIOXIDE SMD
SENSOR NITROGEN DIOXIDE UART OUT
SENSOR NITROGEN DIOXIDE USB OUT
SENSOR NITROGEN DIOXIDE
SENSOR OXYGEN 0-10V OUTPUT
SENSOR OXYGEN 4MA-20MA OUTPUT
SENSOR OXYGEN LORAWAN OUTPUT
SENSOR OXYGEN RS485 OUTPUT
SENSOR OXYGEN
SENSOR OZONE 100PPM
SENSOR OZONE 5PPM
SENSOR OZONE UART OUTPUT
SENSOR OZONE USB OUTPUT
SENSOR RESPIRAT GASESUSB OUTPUT
SENSOR SOLID POLYMER GAS
SENSOR SULFUR DIOXIDE 50PPM
SENSOR SULFUR DIOXIDE UART OUT
SENSOR SULFUR DIOXIDE USB OUTPUT
SENSOR SULFUR DIOXIDE
SENSOR VOC 1000PPM
SENSOR VOC 10PPM
SENSOR VOC 200PPM
SENSOR VOC I2C OUTPUT
SENSOR VOC UART OUTPUT
Sensor
SMELL 10PPM
SMELL 500PPM
SMELL 5PPM
SO2 DIGITAL GAS SENSOR
SOLID POLYMER SMART ARSENIDE GAS
SOLID POLYMER SMART BORANE GAS S
SOLID POLYMER SMART CARBON MONOX
SOLID POLYMER SMART CHLORINE GAS
SOLID POLYMER SMART ETHYLENE GAS
SOLID POLYMER SMART ETHYLENE OXI
SOLID POLYMER SMART FORMALDEHYDE
SOLID POLYMER SMART GERMANE GAS
SOLID POLYMER SMART HYDROGEN CYA
SOLID POLYMER SMART HYDROGEN FLU
SOLID POLYMER SMART HYDROGEN SUL
SOLID POLYMER SMART METHYL MERCA
SOLID POLYMER SMART NITROGEN DIO
SOLID POLYMER SMART PHOSPHINE GA
SOLID POLYMER SMART SILANE GAS S
SOLID POLYMER SMART SMELL GAS SE
SOLID POLYMER SMART SULFUR DIOXI
SOLID POLYMER SMART TVOC GAS SEN
Sulfur Dioxide (SO2) Sensor
SULFUR DIOXIDE 1000PPM
SULFUR DIOXIDE 100PPM
SULFUR DIOXIDE 50PPM
SULFUR DIOXIDE 5PPM
Sulfur Dioxide Sensor 0 V ~ 3 V
Sulfur Dioxide Sensor Current
Sulfur Dioxide Sensor USB
SUNLIGHT CO2
SUNLIGHT R290
SUNLIGHT R32
VOC 10000PPM
VOC 1000PPM
VOC 10PPM
VOC 2000PPM
VOC 200PPM
VOC 500PPM

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