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.
Gas Sensors: Learn more
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| Product Name | Notes |
|---|---|
| 3-GAS (CO+NO2+NH3) AUTOMOTIVE AI | |
| 4 SERIES CHLORINE 50PPM | |
| 4 SERIES CO SENSOR - 1 000PPM | |
| 4 SERIES ELECTROCHEMICAL CHLORIN | |
| 4 SERIES ELECTROCHEMICAL ETHYLEN | |
| 4 SERIES ELECTROCHEMICAL FORMALD | |
| 4IN1 INTEGRATED TRANSMITTER | |
| 7 SERIES PPB CARBON MONOXIDE AIR | |
| 7 SERIES PPB HYDROGEN SULFIDE AI | |
| 7 SERIES PPB NITRIC OXIDE AIR QU | |
| 7 SERIES PPB NITROGEN DIOXIDE AI | |
| 7 SERIES PPB OZONE AIR QUALITY S | |
| 7 SERIES PPB SULPHUR DIOXIDE AIR | |
| ACOHOL SENSOR MOLDULE(MQ3) | |
| AIR POLLUTION TRANSMITTER, 10~10 | |
| Air Quality Sensor I²C | |
| Air Quality Sensor Voltage | |
| Ammonia (NH3) Sensor Current | |
| Ammonia (NH3) Sensor Voltage | |
| Ammonia (NH3) Sensor | |
| AMMONIA GAS TRANSMITTER, RS485 | |
| AMMONIA NH3 SENSOR MODULE(MQ137) | |
| AMMONIA NH3 SENSOR(MQ135) | |
| Anaesthesia Sensor Voltage | |
| Carbon Dioxide (CO2) Sensor 0 V ~ 10 V | |
| Carbon Dioxide (CO2) Sensor 0 V ~ 4 V | |
| Carbon Dioxide (CO2) Sensor 0 V ~ 5 V, 0 V ~ 10 V (Selectable) | |
| Carbon Dioxide (CO2) Sensor 0 V ~ 5 V | |
| Carbon Dioxide (CO2) Sensor 4 ~ 20mA | |
| Carbon Dioxide (CO2) Sensor 4mA ~ 20mA | |
| Carbon Dioxide (CO2) Sensor I²C, PWM | |
| Carbon Dioxide (CO2) Sensor I²C | |
| Carbon Dioxide (CO2) Sensor UART | |
| Carbon Dioxide (CO2) Sensor Voltage | |
| Carbon Dioxide (CO2), Humidity, Temperature Sensor 0 V ~ 5 V | |
| Carbon Dioxide (CO2), Humidity, Temperature Sensor 0V ~ 5V, 0V ~ 10V, 4mA ~ 20mA | |
| Carbon Dioxide (CO2), Humidity, Temperature Sensor 0V ~ 5V, 0V ~ 10V | |
| Carbon Monoxide (CO) Sensor Current | |
| Carbon Monoxide (CO) Sensor Voltage | |
| Carbon Monoxide (CO), Hydrogen (H2) Sensor CAN | |
| Chlorine (CI2) Sensor Current | |
| CO SENSOR MODULE(MQ7B) | |
| CO, CO2, HC Sensor Voltage | |
| CO2 AIR QUALITY MONITOR, 4-20MA | |
| CO2 AIR QUALITY MONITOR, RS485 O | |
| CO2 SENSOR MODULE(MG811) | |
| CO2 SENSOR TRANSMITTER, 350-1000 | |
| CO2 TRANSMITTER, 0-10V OUTPUT, 0 | |
| CO2 TRANSMITTER, RS485 OUTPUT, 0 | |
| CO2 TRANSMITTER | |
| Dichlorodifluorometh ane (R-12) Sensor Voltage | |
| DUCT TYPE CO2 GAS SENSOR | |
| Ethylene Oxide (C2H4O) Sensor Current | |
| Ethylene Sensor Voltage | |
| FAST RESPONSE AUTOMOTIVE EMISSIO | |
| FLAMMABLE GAS SENSOR (MQ9); CO A | |
| Flammable Gas Sensor Voltage | |
| FLAMMABLE GAS TRANSMITTER(MP135) | |
| FLAMMABLE LNG LPG GAS TRANSMITTE | |
| FLAMMABLE LPG GAS TRANSMITTER, 1 | |
| FREON R134A GAS SENSOR MODULE(MQ | |
| GAS SENSOR MODULE(MQ5) | |
| H2 SENSOR MODULE(MQ8), 50- 10000 | |
| H2S GAS TRANSMITTER, 4-20MA OUTP | |
| H2S GAS TRANSMITTER, RS485 OUTPU | |
| H2S SENSOR MODULE(MQ136), SENSIT | |
| H2S SENSOR MODULE(MQ136) | |
| Hydrocarbons Sensor Voltage | |
| Hydrogen (H2) Sensor CAN | |
| Hydrogen (H2) Sensor Voltage | |
| Hydrogen (H2), Methane (CH4) Sensor Voltage | |
| Hydrogen Sulfide (H2S) Sensor Current | |
| Light Gases Sensor Voltage | |
| LONG LIFE-TIME INDUSTRIAL OXYGEN | |
| LOW PROFILE ELECTROCHEMICAL HYDR | |
| LOW PROFILE ELECTROCHEMICAL OZON | |
| MEMS GROWTH | |
| Methane Sensor I²C | |
| Methane Sensor Voltage | |
| MINI SERIES ELECTRO-CHEMICAL CAR | |
| MINI SERIESELECTRO-CHEMIC AL OXYG | |
| MINI SIZE ELECTROCHEMICAL CARBON | |
| Natural Gas (CH4) Sensor I²C | |
| Natural Gas (CH4) Sensor Voltage | |
| NH3 SENSOR MODULE(MQ137) WITH CO | |
| NH3 SENSOR MODULE(MQ137), SENSIT | |
| Nitric Oxide (NO) Sensor Current | |
| Nitric Oxide (NO) Sensor I²C | |
| Nitric Oxide (NO) Sensor Voltage | |
| Nitrogen Dioxide (NO2) Sensor Current | |
| Nitrogen Dioxide (NO2) Sensor Voltage | |
| Oxygen Sensor Current | |
| OZONE GAS TRANSMITTER(MQ131),O 3 | |
| OZONE SENSOR MODULE(MQ131), O3 1 | |
| OZONE SENSOR MODULE(MQ131),O3 10 | |
| OZONE TRANSMITTER WITH COVER, 10 | |
| R134A CFCS FREON LEAK TRANSMITTE | |
| SENSOR AIR QUAL ANALOG/DGT OUT | |
| SENSOR AIR QUALITY BLUETOOTH OUT | |
| SENSOR AIR QUALITY CURRENT OUT | |
| SENSOR AIR QUALITY I2C OUTPUT | |
| SENSOR AIR QUALITY | |
| SENSOR ALCOHOL BENZINE ANALOG | |
| SENSOR BROMINE 5PPM | |
| SENSOR CARB DIOXIDE 4MA-20MA OUT | |
| SENSOR CARB MONOX ANALOG/DGT OUT | |
| SENSOR CARB MONOX CURRENT OUT | |
| SENSOR CARBON DIOXIDE 0-10V OUT | |
| SENSOR CARBON DIOXIDE 0-5V OUT | |
| SENSOR CARBON DIOXIDE I2C OUTPUT | |
| SENSOR CARBON DIOXIDE | |
| SENSOR ELECTROCHEM LOW PROFILE | |
| SENSOR ELECTROCHEMICAL HYDROGEN | |
| SENSOR FLUORINE 5PPM | |
| SENSOR HYDROGEN CAN OUTPUT | |
| SENSOR HYDROGEN DIGITAL | |
| SENSOR HYDROGEN FLUORIDE | |
| SENSOR HYDROGEN SULFIDE CUR OUT | |
| SENSOR HYDROGEN/METHANE ANALOG | |
| Sensor I²C | |
| SENSOR NITROGEN DIOXIDE CUR OUT | |
| SENSOR OXYGEN CURRENT OUTPUT | |
| SENSOR PARTICLE MATTER PM2.5 | |
| SENSOR SULFUR DIOXIDE | |
| Sensor Voltage | |
| SENSOR | |
| SMOKE SENSOR MOLDULE(MQ2) | |
| SMOKE TRANSMITTER WITH COVER | |
| SO2 GAS TRANSMITTER, 4-20MA OUTP | |
| Sulfur Dioxide (SO2) Sensor Current | |
| Sulfur Dioxide (SO2) Sensor Voltage | |
| T3400 A2L REFRIGERANT SENSOR, R- | |
| T3401 A2L REFRIGERANT SENSOR, R- | |
| TCIRXTMA1 | |
| VOC AND ODOROUS GAS SENSOR MODUL | |
| VOC SENSOR MODULE(MQ138) | |
| ZIRCONIA OXYGEN TRANSMITTER 220M | |
| ZIRCONIA OXYGEN TRANSMITTER 400M | |
| ZIRCONIA OXYGEN TRANSMITTER 600M |
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