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.
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 Mon 13 Jul
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 Thu 2 Jul
Multifunction DHT11 LM35 Temperature Humidity Easy Module Shield for Arduino UNO
SKU: EC-ARS03218S | Brand: Elecrow
The board is designed for beginners in Arduino, with various components available that makes you build more than 10 projects easily. You won’t have to solder or connect anything at all, just plug it in a shield and st...
Delivered by Tue 23 Jun
Gravity: H2S Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0467 | Brand: DFRobot
This is a sensor that detects hydrogen sulfide concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentra...
Delivered by Thu 2 Jul
Gravity: O2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0465 | Brand: DFRobot
This is a sensor that detects oxygen concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ox...
Delivered by Thu 2 Jul
Gravity: SO2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0470 | Brand: DFRobot
A factory-calibrated electrochemical sulfur dioxide (SO2) sensor with I2C, UART, and analogue output modes. Part of the DFRobot Gravity gas sensor series, this module quickly and accurately measures SO2 concentration ...
Delivered by Thu 2 Jul
RS485 Temperature Humidity Sensor
SKU: DF-SEN0438 | Brand: DFRobot
This industrial-grade RS485 temperature and humidity sensor features a high-precision digital transducer in a rugged aluminium alloy housing. With a wide measurement range and Modbus RTU communication, it's designed f...
Delivered by Thu 2 Jul
Gravity: CO Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0466 | Brand: DFRobot
This is a sensor that detects carbon monoxide and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of carbon ...
Delivered by Thu 2 Jul
Gravity: PM2.5 Air Quality Sensor
SKU: DF-SEN0460 | Brand: DFRobot
The Gravity PM2.5 Air Quality Sensor uses laser scattering to measure suspended particulate matter in three size ranges — PM1.0, PM2.5, and PM10 — and outputs concentration data via I2C. With a minimum detectable part...
Delivered by Thu 2 Jul
ESP8266 ESP-01/ESP-01S DHT11 Temperature Humidity WiFi NodeMCU Module for Arduino
SKU: EC-ESP82003S | Brand: Elecrow
A compact sensor shield that pairs with an ESP8266 ESP-01 or ESP-01S module to monitor temperature and humidity over WiFi. The onboard DHT11 sensor captures environmental data, which the ESP8266 processes and uploads ...
Delivered by Tue 7 Jul
TC01 Non-contact 16x4 Pixel Infrared Temperature Sensor
SKU: DF-SEN0254 | Brand: DFRobot
The TC01 is a non-contact infrared temperature sensor with a 16×4 pixel array, producing a 64-pixel thermal image. Housed in a waterproof, dustproof metal enclosure (IP65), it communicates via RS485 using the standard...
Delivered by Thu 2 Jul
Gravity: Laser PM2.5 Air Quality Sensor For Arduino
SKU: DF-SEN0177 | Brand: DFRobot
The Gravity Laser PM2.5 Air Quality Sensor uses laser scattering to measure suspended particulate matter concentrations in the air. It detects particles from 0.3 to 10 µm in diameter and outputs digital concentration ...
Delivered by Tue 23 Jun
Gravity: UART Infrared CO2 Sensor (0-50000ppm), air sensor
SKU: DF-SEN0220 | Brand: DFRobot
The Gravity UART Infrared CO2 Sensor uses non-dispersive infrared (NDIR) technology to measure carbon dioxide concentrations from 0 to 50,000 ppm. It offers excellent selectivity with no oxygen dependency, built-in te...
Delivered by Tue 23 Jun
Lark Weather Station - Portable Educational Weather Device (Compatible with Arduino, micro:bit, ESP32)
SKU: DF-EDU0157-EN | Brand: DFRobot
The Lark Weather Station is a compact, all-in-one portable weather device that measures wind speed, wind direction, temperature, humidity, and air pressure. It supports real-time data output via I2C and UART, making i...
Delivered by Thu 2 Jul
Gravity: H2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0473 | Brand: DFRobot
This is a sensor that detects hydrogen concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ...
Delivered by Thu 2 Jul
Gravity: NO2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0471 | Brand: DFRobot
This is a sensor that detects nitrogen dioxide concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentra...
Delivered by Thu 2 Jul
Gravity: HCL Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0474 | Brand: DFRobot
This is a sensor that detects hydrogen chloride concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentr...
Delivered by Thu 2 Jul
Gravity: CL2 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0468 | Brand: DFRobot
This is a sensor that detects chlorine concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ...
Delivered by Thu 2 Jul
Gravity: O3 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0472 | Brand: DFRobot
This is a sensor that detects ozone concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of ozo...
Delivered by Thu 2 Jul
Gravity: PH3 Sensor (Calibrated) - I2C & UART
SKU: DF-SEN0476 | Brand: DFRobot
This is a sensor that detects phosphine concentration and supports three output modes: analog, I2C, and UART. The probe has been calibrated at the factory, which can quickly and accurately measure the concentration of...
Delivered by Thu 2 Jul