Designed to help you monitor and analyze environmental conditions with precision. Our collection of advanced air quality sensors detects harmful gases, particulate matter, humidity, temperature, and VOC levels to ensure cleaner and healthier surroundings. These sensors are ideal for smart home projects, industrial monitoring, IoT applications, and research-based developments.
At Robu, we bring you high-quality, reliable, and easy-to-integrate air quality sensing solutions that enhance safety and efficiency. Whether you’re building an automation system or environmental monitoring setup, Robu’s Air Quality Sensors deliver accurate and real-time data for better decision-making.
Air Quality Sensor
Showing 1–48 of 75 results
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Air Quality Sensor
MQ 135 Air Quality/Gas Detector Sensor Module For Arduino
SKU: 43971- Sensitivity to Ammonia, Sulphide and Benzene steam
- Sensitive for benzene, alcohol, smoke
- Fast response and recovery
- Adjustable sensitivity
- Signal output indicator
- Output voltage boosts along with the concentration of the measured gases increases.
SKU: 43971 -
Air Quality Sensor
PM2.5 GP2Y1010AU0F Dust Smoke Particle Sensor
SKU: 28624- Power supply voltage: DC5 ± 2V
- Sensitivity: 0.5V / (0.1mg / m3)
- The minimum detection level of particles: 0.8 m
- Clean air voltage: 0.9V typ.
- Low consumption current (Icc: MAX. 20 mA)
- The presence of dust can be detected by the photometry of only one pulse
- Enable to distinguish smoke from house dust
SKU: 28624 -
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Air Quality Sensor
DSM501A PM2.5 Dust Sensor Module for Arduino, Air-Conditioners
SKU: 418902- Can sense tobacco smoke and pollen, house dust and so on.
- It can measure 1 micron or more of small particles.
- Small size, lightweight, easy to install.
- 5 V input circuit for signal processing.
- Built-in airflow generator, you can attract the external atmosphere.
SKU: 418902 -
Air Quality Sensor
Winsen ZP07-MP503 Air Quality Detection Module
SKU: 938335- Detection Gas volatile organic gases like formaldehyde, benzene, carbon monoxide, etc.
- Physical Interface with XH2.54-4P terminal sockets
- Output Data: 0-3 grade pollution signal
- Working Voltage 5.0±0.2V DC (No voltage reverse connect protection)
- Output: TTL level (200ohm protected resistance inside)
SKU: 938335 -
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Air Quality Sensor
Adafruit SGP40 Air Quality Sensor Breakout – VOC Index – STEMMA QT/Qwiic
SKU: 1012204- Circuit: SGP40
- Supply voltage: 3 V to 5 V
- Communication interface: I2C
- I2C communication interface address: 0x59
- VOC Measuring range: 0 ppm to 1000 ppm
- VOC index value Measuring range: 0 to 500
- Connectors: STEMMA QT / Qwiic
SKU: 1012204 -
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Air Quality Sensor
PLANTOWER PMS7003 PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
Air Quality SensorPLANTOWER PMS7003 PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
SKU: R155018- Zero False Alarms: Reliable detection.
- Real-Time Data: Quick response.
- Minimum Detection Size: 0.3 µm.
- Dual Laser Technology: Doubles lifespan.
- Measurement Range: 0.3 – 10 µm; PM2.5: 0 – 500 µg/m³.
- Power Supply: 5V DC, ≤100 mA.
SKU: R155018 -
Air Quality Sensor
PLANTOWER PMS5303 PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
Air Quality SensorPLANTOWER PMS5303 PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
SKU: R155021- Model: PMS5303
- Measurement Principle: Laser scattering
- Particle Size Range: 0.3–10 µm
- Output: Digital (3.3V TTL)
- Response Time: <10 seconds
- Power: 5V, 200 mA (active), 2 mA
- Anti-Interference: Six-sided shielding design
SKU: R155021 -
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Air Quality Sensor
PLANTOWER PMS3003 PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
Air Quality SensorPLANTOWER PMS3003 PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
SKU: R155015- Detects: Particles from 0.3 µm.
- Accuracy: Zero false alarms; high efficiency.
- Response: <1 second.
- Power: 5V DC, low current.
- Range: -10 to +60 °C; 0 to 99% humidity.
SKU: R155015 -
Air Quality Sensor
Renke RS-PM-N01-2 Air Quality PM2.5 PM10 Sensor -20℃~+60℃，0%RH~95%RH Non dewing (Type RS485)
Air Quality SensorRenke RS-PM-N01-2 Air Quality PM2.5 PM10 Sensor -20℃~+60℃，0%RH~95%RH Non dewing (Type RS485)
SKU: R139830- Power supply: 10-30VDC
- Operating temperature: -20℃~+60℃，0%RH~80%RH
- Measure range:
PM2.5: 0~1000ug/m3
PM10: 0~1000ug/m3 - Resolution: 1ug/m3
- Accuracy: ±3%FS(@100μg/m3,25℃,50%RH)
- Responding speed: ≤90S
- Preheat time: ≤2min
- Output signal: RS485/0-5v/0-10v/4-20ma
SKU: R139830 -
Air Quality Sensor
PLANTOWER PMS9003M PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
Air Quality SensorPLANTOWER PMS9003M PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
SKU: R155022- Measurement: 0.3–10 µm particles.
- Efficiency: 50% at 0.3 µm; 98% at ≥0.5 µm.
- PM2.5 Range: 0–500 µg/m³; max ≥1000 µg/m³.
- Response Time: <1s single; ≤10s total.
- Power: Active ≤100 mA; standby ≤1 mA.
- Temp/Humidity: -10°C to +60°C; 0–95% RH.
SKU: R155022 -
Air Quality Sensor
PLANTOWER PMSA003-A PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
Air Quality SensorPLANTOWER PMSA003-A PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
SKU: R155019- Sensitivity: Detects particles ≥0.3 µm
- Response Time: <1 second
- Power: Active ≤100 mA, standby ≤200 µA
- Durability: MTTF ≥3 years
- Operating Conditions: -10 to +60 °C, 0-99% humidity
- Output Modes: Active and passive
SKU: R155019 -
Air Quality Sensor
PLANTOWER PMS7003MT PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
Air Quality SensorPLANTOWER PMS7003MT PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
SKU: R155023- Laser Scattering: Accurate particle measurement.
- Size Detection: Detects particles ≥0.3 µm.
- Range: 0–500 µg/m³ (max 1000 µg/m³).
- Efficiency: 50% at 0.3 µm; 98% ≥0.5 µm.
- Resolution: 1 µg/m³.
- Compact: Only 12 mm thick
SKU: R155023 -
Air Quality Sensor
Sensirion SEN55-SDN-T Environmental Sensor PM2.5, CO2, VOC, Temp, RH
SKU: R231619- Measures PM1.0–PM10, VOC, CO₂ (via algorithm), temp, humidity
- Â 1-second sampling with fast start-up
- Low acoustic noise: 24 dB(A)
- I²C interface, 5V input, 3.3V logic-compatible
- Â >10-year lifespan under 24/7 operation
- Compact, lightweight (36.4g), and ESD/EMC safe
SKU: R231619 -
Air Quality Sensor
PLANTOWER PMSA003-C PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
Air Quality SensorPLANTOWER PMSA003-C PM2.5 Laser Particle Concentration Sensor, UART, 0~500 µg/m³, 5 V, Range: 0.3~10 µm
SKU: R155020- Zero False Alarms: Accurate data.
- Real-Time Response: Fast output.
- Sensitive: Detects ≥0.3 µm particles.
- Custom Airflow: Adaptable design.
- Measurement: PM2.5 range 0–500 µg/m³.
- Power: DC 5V, low current
SKU: R155020 -
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Air Quality Sensor
Figaro TGS5141-P00 Carbon Monoxide Sensor home air quality monitor
SKU: 1468930- Product: Figaro TGS5141-P00 Carbon Monoxide Sensor home air quality monitor
- Target Gases: Carbon Monoxide
- Typical detection range: 0 ~ 5,000ppm
- Output current in CO: 1.2~3.2nA/ppm
- Operating humidity: 10 ~ 95%RH (no condensation)
SKU: 1468930 -
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