| Image | Product | Manufacturer | Description | History Price | Availability | Accuracy | Current - Supply | Operating Temperature | Output | Oxygen Range | Product Status | Type | Voltage - Supply |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SEN-09403 | SparkFun | CARBON MONOXIDE SENSOR - MQ-7 |
| - | - | - | - | - | Active | - | - | ||
| SEN-08880 | SparkFun | ALCOHOL GAS SENSOR - MQ-3 |
| 8 | - | - | -10°C ~ 70°C | 0 V ~ 3.3 V | - | Active | Alcohol (C2H6O) | 5V | |
| COM-21506 | SparkFun | GAS SENSOR MODULE - ZMOD4450 |
| 20 | ±2% | 7mA | 0°C ~ 25°C | I²C | - | Active | Air Quality | 1.7V ~ 3.6V | |
| SEN-17051 | SparkFun | LOW CONCENTRATION OZONE GAS SENS |
| 2 | - | - | - | - | - | Active | Chlorine (CI2), Nitrogen Dioxide (NO2), Ozone (O3) | - | |
| SEN-17052 | SparkFun | HYDROGEN SULFIDE GAS SENSOR - MQ |
| 9 | - | - | - | 500mV | - | Active | Hydrogen Sulfide (H2S) | 4.9V ~ 5.1V | |
| SEN-17050 | SparkFun | DUAL GAS CO AND CH4 DETECTION SE |
| 46 | - | - | - | 2V ~ 4V, 2.5V ~ 4.3V | - | Active | Carbon Monoxide (CO), Methane (CH4) | 1.4V ~ 1.6V, 4.9V ~ 5.1V | |
| SEN-17053 | SparkFun | AMMONIA GAS SENSOR - MQ-137 |
| 1 | - | - | - | 500mV | - | Active | Ammonia (NH3) | 4.9V ~ 5.1V | |
| SEN-19325 | SparkFun | PARTICLE, VOC, HUMIDITY, AND TEM |
| 61 | - | 100mA | -10°C ~ 50°C | I²C | - | Active | Humidity, Particulate Matter, Temperature, VOC | 4.5V ~ 5.5V | |
| SEN-17049 | SparkFun | SMOKE SENSOR - MQ-2 |
| 48 | - | - | - | 2.5V ~ 4V | - | Active | Natural Gas (CH4), Propane (C3H8) | 4.9V ~ 5.1V | |
| SEN-09405 | SparkFun | LPG GAS SENSOR - MQ-6 |
| 479 | - | - | - | 2.5 V ~ 4 V | - | Active | - | 4.9V ~ 5.1V | |
| SEN-10916 | SparkFun | HYDROGEN GAS SENSOR - MQ-8 |
| 139 | - | - | - | 2.5 V ~ 4 V | - | Active | Hydrogen (H2) | 4.9V ~ 5.1V | |
| SEN-09404 | SparkFun | METHANE CNG GAS SENSOR - MQ-4 |
| 247 | - | - | - | 2.5 V ~ 4 V | - | Active | Methane | 4.9V ~ 5.1V |
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