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.
Fermion: AHT20 Temperature and Humidity Sensor (Breakout)
SKU: DF-SEN0527 | Brand: DFRobot
The Fermion AHT20 is a high-precision, low-cost temperature and humidity sensor breakout from DFRobot. Built around an improved MEMS semiconductor capacitive humidity sensor element, it communicates over a standard I2...
Delivered by Thu 27 Aug
Enviro + Air Quality for Raspberry Pi
SKU: PR-PIM458 | Brand: Little Bird
Monitor your world with Enviro and Enviro + Air Quality for Raspberry Pi! There's a whole bunch of fancy environmental sensors on these boards, and a gorgeous little full-colour LCD to display your data. They're th...
Delivered by Thu 27 Aug
Adafruit PMSA003I Air Quality Breakout - STEMMA QT / Qwiic
SKU: AF-4632 | Brand: Adafruit
The Adafruit PMSA003I Air Quality Breakout is a compact laser-scattering particulate matter sensor with an I2C interface — a significant advantage over the UART-based sensors that dominate this category. Simply connec...
Delivered by Thu 27 Aug
Octopus Temperature And Humidity Sensor
SKU: EF-EF04019 | Brand: ElecFreaks
Temperature and humidity sensor is a module based on DHT11 digital temperature and humidity sensing element. Simple design, and sensitive to the ambient temperature and humidity changes, it can be used for temperature...
Delivered by Thu 27 Aug
Adafruit MS8607 Pressure Humidity Temperature PHT Sensor - STEMMA QT / Qwiic
SKU: AF-4716 | Brand: Adafruit
The Adafruit MS8607 is a factory-calibrated 3-in-1 sensor that measures barometric pressure, relative humidity, and temperature over I2C. Made by TE Connectivity, this PHT (Pressure, Humidity, Temperature) sensor is a...
Delivered by Thu 27 Aug
SHT31 Digital Temperature Humidity Sensor Breakout8.90
SKU: DF-SEN0331 | Brand: DFRobot
This DFRobot SHT31 digital temperature and humidity sensor is based upon the Sensirion SHT31 sensor IC. Thanks to Sensirion’s CMOSens® technology, highly integrated capacitive humidity sensing components and band-gap ...
Delivered by Mon 7 Sep
Adafruit BMP388 - Precision Barometric Pressure and Altimeter
SKU: AF-3966 | Brand: Adafruit
The BMP388 from Bosch is a high-precision barometric pressure and temperature sensor, offering significantly improved altitude accuracy over the BMP280. With altitude noise as low as 0.1 metres and a relative accuracy...
Delivered by Thu 27 Aug
Adafruit PT1000 RTD Temperature Sensor Amplifier - MAX31865
SKU: AF-3648 | Brand: Adafruit
The Adafruit PT1000 RTD Temperature Sensor Amplifier is a breakout board for the MAX31865 precision RTD-to-digital converter, configured for PT1000 platinum resistance temperature detectors. It reads 2-, 3-, or 4-wire...
Delivered by Fri 18 Sep
PM2.5 Air Quality Sensor and Breadboard Adapter Kit - PMS5003
SKU: AF-3686 | Brand: Adafruit
Breathe easy, knowing that you can track and sense the quality of the air around you with the PM2.5 Air Quality Sensor with Breadboard Adapter particulate sensor. Mad Max & Furiosa definitely should have ho...
Delivered by Fri 18 Sep
Gravity: Arduino LPG Gas Sensor (MQ4)
SKU: DF-SEN0129 | Brand: DFRobot
INTRODUCTION This is an Arduino CH4 gas sensor. It uses MQ4 probe which is able to detect nature gas, CH4. It is less sensitivity in detecting alcohol, cooking fumes, and cigarette smok...
Delivered by Thu 27 Aug
Gravity: Arduino Gas Sensor (MQ2)
SKU: DF-SEN0127 | Brand: DFRobot
INTRODUCTION This is a generic Arduino gas sensor. It has MQ2 probe which is able to detect LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.It can be used in gas leakage detecting device in c...
Delivered by Mon 7 Sep
MPL3115A2 - I2C Barometric Pressure/Altitude/Temperature Sensor
SKU: AF-1893 | Brand: Adafruit
The MPL3115A2 is a precision barometric pressure, altitude, and temperature sensor from NXP (formerly Freescale) that communicates over I2C. With 1.5 Pa resolution, it can resolve altitude changes as small as 0.3 m an...
Delivered by Fri 18 Sep
Fermion: MEMS Hydrogen H2 Gas Detection Sensor (Breakout, 0.1-1000ppm)
SKU: DF-SEN0572 | Brand: DFRobot
The Fermion MEMS H2 Sensor is a compact hydrogen gas detection module using micro-electromechanical system (MEMS) technology. It provides qualitative measurement of hydrogen concentration from 0.1 to 1000 ppm via an a...
Delivered by Mon 7 Sep
Fermion: MEMS Carbon Monoxide CO Gas Detection Sensor (Breakout, 5-5000ppm)
SKU: DF-SEN0564 | Brand: DFRobot
The Fermion MEMS Carbon Monoxide Sensor uses micro-electromechanical system (MEMS) technology to detect CO gas concentrations from 5 to 5,000 ppm. Its compact size, low power consumption, short preheat time, and fast ...
Delivered by Thu 27 Aug
Adafruit MPRLS Ported Pressure Sensor Breakout - 0 to 25 PSI
SKU: AF-3965 | Brand: Adafruit
The Adafruit MPRLS Ported Pressure Sensor Breakout measures absolute air pressure from 0 to 25 PSI (0–172 kPa) via a stainless steel port. Unlike typical barometric sensors, the metal port lets you attach tubing to me...
Delivered by Thu 27 Aug
Gravity: Arduino Hydrogen Gas Sensor (MQ8)
SKU: DF-SEN0133 | Brand: DFRobot
This is an Arduino hydrogen gas sensor. It has high sensitivity to Hydrogen (H2) and less sensitivity to alcohol, LPG,cooking fumes . Hydrogen gas is highly flammable and will burn in air at a very wide range...
Delivered by Mon 7 Sep
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