Environmental (temperature, humidity, air quality)
Browse our range of environmental sensors for monitoring temperature, humidity, barometric pressure, and air quality. From thermistors and digital temperature probes to multi-function breakout boards measuring gas and weather conditions, you'll find sensors compatible with Arduino, Raspberry Pi, and other popular platforms.
Ideal for weather stations, IoT projects, STEM education, and industrial monitoring. Whether you're a hobbyist, student, or professional, we ship across Australia from our local warehouse.
Gravity: DS18B20 Temperature Sensor (Arduino Compatible)
SKU: DF-DFR0024 | Brand: DFRobot
While there are many types of temperature sensors available in the market, the DS18B20 arduino Temperature Sensor form DALLAS is the best choice in applications which require high accuracy and high reliability. It...
Delivered by Mon 7 Sep
Gravity: Arduino LM35 Temperature Sensor
SKU: DF-DFR0023 | Brand: DFRobot
This is an Arduino Temperature Sensor based on LM35 temperature chip. A Temperature Sensor can be used to detect ambient air temperature.The LM35 chip is produced by National Semiconductor Corporation and offers a fun...
Delivered by Thu 27 Aug
Gravity: Arduino DHT11 Temperature Humidity Sensor
SKU: DF-DFR0067 | Brand: DFRobot
This Gravity-compatible DHT11 sensor provides calibrated digital temperature and humidity readings via a single data pin. With an integrated 8-bit microcontroller and factory-calibrated coefficients stored in OTP memo...
Delivered by Mon 7 Sep
BMP390 High Precision Barometric Pressure Sensor, Barometric Pressure / Altitude / Temperature Measuring
SKU: WS-24658 | Brand: Waveshare
BMP390 High Precision Barometric Pressure Sensor, Barometric Pressure / Altitude / Temperature Measuring BMP390 High Precision Barometric Pressure Sensor Suitable for Barome...
Delivered by Fri 18 Sep
Fermion: MEMS Volatile Organic Compounds VOC Gas Detection Sensor (Breakout, 1-500ppm)
SKU: DF-SEN0566 | Brand: DFRobot
Fermion: MEMS Volatile Organic Compounds VOC Gas Sensor employs state-of-the-art microelectromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20mA...
Delivered by Thu 27 Aug
Adafruit Sensirion SHT45 Precision Temperature & Humidity Sensor
SKU: AF-5665 | Brand: Adafruit
The Adafruit Sensirion SHT45 is the highest-accuracy sensor in the SHT4x family, delivering ±1.0% typical relative humidity accuracy and ±0.1 °C typical temperature accuracy. This version does not include a PTFE membr...
Delivered by Thu 27 Aug
Fermion: ENS160 Air Quality Sensor (Breakout)
SKU: DF-SEN0515 | Brand: DFRobot
This Fermion: ENS160 Air Quality Sensor, based on ScioSense's new ENS160 sensor chip, is specifically designed for indoor air quality monitoring and offers detection of multiple IAQ data(TVOC, eCO2, AQI).The innovativ...
Delivered by Mon 7 Sep
Adafruit MCP9808 High Accuracy I2C Temperature Sensor Breakout
SKU: AF-5027 | Brand: Adafruit
The Adafruit MCP9808 is a high-accuracy digital temperature sensor with ±0.25°C typical accuracy over its −40°C to +125°C range and 0.0625°C resolution. It communicates over standard I2C and runs on 2.7V to 5.5V power...
Delivered by Thu 27 Aug
Gravity: DHT20 Temperature & Humidity Sensor for Arduino
SKU: DF-SEN0497 | Brand: DFRobot
The DHT20 temperature & humidity sensor is the newly upgraded version of the DHT11. Data accuracy, stability, response speed, measurement range are greatly improved up. DHT20 is a brand new ASIC dedicated chip, an imp...
Delivered by Mon 7 Sep
Adafruit MLX90640 IR Thermal Camera Breakout - 55 Degree
SKU: AF-4407 | Brand: Adafruit
The Adafruit MLX90640 IR Thermal Camera Breakout features a 24×32 array of infrared thermal sensors that returns 768 individual temperature readings over I2C. It's an affordable way to add heat-vision to any microcont...
Delivered by Fri 18 Sep
Adafruit MCP9600 I2C Thermocouple Amplifier - K, J, T, N, S, E, B and R Type T
SKU: AF-4101 | Brand: Adafruit
The Adafruit MCP9600 I2C Thermocouple Amplifier handles all the analogue complexity of thermocouple measurement for you. Simply connect your thermocouple, wire up I2C, and read accurate temperature data from virtually...
Delivered by Fri 18 Sep
Gravity: Analog Infrared CO2 Sensor For Arduino (0~5000 ppm)
SKU: DF-SEN0219 | Brand: DFRobot
The concentration of carbon dioxide (0.03% usuallly) is related to daily life. Recently, there's a study showing that the atmospheric CO2 content has reached 0.0385% (385 ppm) which is the highest value since 2.1 ...
Delivered by Thu 27 Aug
Adafruit Sensiron SHT31-D Temperature Humidity Sensor Breakout
SKU: AF-2857 | Brand: Adafruit
The Adafruit Sensirion SHT31-D is a high-accuracy temperature and humidity sensor with a true I2C interface and PTFE filter for protection against dust and contaminants. Part of Sensirion's third-generation SHT sensor...
Delivered by Thu 27 Aug
Fermion: BME688 AI Environmental Sensor (VOC, Temperature, Humidity, Pressure)
SKU: DF-SEN0629 | Brand: DFRobot
The BME688 AI Environmental Sensor is a highly advanced MEMS sensor that combines temperature, humidity, barometric pressure, and VOC detection in a single, compact package. Featuring ±0.5°C temperature accurac...
Delivered by Mon 7 Sep
Fermion: MEMS Ethanol EtOH Gas Detection Sensor (Breakout, 1-500ppm)
SKU: DF-SEN0569 | Brand: DFRobot
The Fermion MEMS Ethanol (EtOH) Gas Detection Sensor uses micro-electromechanical system (MEMS) technology for compact, low-power ethanol gas detection. With a detection range of 1–500 ppm, it provides qualitative mea...
Delivered by Thu 27 Aug
Fermion: MEMS Hydrogen Sulfide H2S Gas Detection Sensor (Breakout, 0.5-50ppm)
SKU: DF-SEN0568 | Brand: DFRobot
Fermion: MEMS Hydrogen Sulfide H2S Gas Detection Sensor employs state-of-the-art micro-electromechanical system (MEMS) technology, endowing the sensor with compact dimensions (13x13x2.5mm), low power consumption (<20m...
Delivered by Thu 27 Aug
SparkFun CO₂ Humidity and Temperature Sensor - SCD41 (Qwiic)
SKU: SF-SEN-22396 | Brand: SparkFun
This SparkFun CO2 Humidity and Temperature Sensor features the next-generation SCD41 photoacoustic CO2 sensor for high-accuracy environmental readings. The SCD41 uses Sensirion's PASens® photoacoustic measurement syst...
Delivered by Mon 7 Sep
Gravity: I2C SCD41 Infrared CO2 Sensor (400 - 5000 ppm)
SKU: DF-SEN0536 | Brand: DFRobot
The Gravity SCD41 Infrared CO2 Sensor provides accurate carbon dioxide, temperature, and humidity measurements in a single compact module. Based on Sensirion's SCD41 sensor, it uses photoacoustic NDIR (non-dispersive ...
Delivered by Thu 27 Aug
Fermion: Multifunctional Environmental Sensor (Breakout)
SKU: DF-SEN0500 | Brand: DFRobot
This compact multifunctional environmental sensor combines four professional sensor chips into a single breakout board: SHTC3 (temperature and humidity), BMP280 (barometric pressure), VEML7700 (ambient light), and ML8...
Delivered by Mon 7 Sep
Fermion: SHT40 Temperature & Humidity Sensor (Breakout)
SKU: DF-SEN0428 | Brand: DFRobot
The SHT4X is the 4th generation digital temperature and humidity sensor from Sensirion. In line with Sensirion’s industry-proven humidity and temperature sensors, the SHT40 offers consistent high accuracy within measu...
Delivered by Mon 7 Sep