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.
AM2320 Digital Temperature and Humidity Sensor
SKU: AF-3721 | Brand: Adafruit
The AM2320 is a low-cost digital temperature and humidity sensor with an I2C interface — a simpler alternative to the classic DHT11/DHT22 sensors that require timing-critical bit-bang protocols. With standard I2C comm...
Delivered by Mon 13 Jul
Thermocouple Amplifier with 1-Wire Breakout Board - MAX31850K
SKU: AF-1727 | Brand: Adafruit
The MAX31850K breakout board is a 1-Wire thermocouple amplifier with cold-junction compensation for K-type thermocouples. Unlike SPI-based amplifiers, the 1-Wire interface allows any number of thermocouple breakouts t...
Delivered by Mon 13 Jul
Adafruit Si7021 Temperature Humidity Sensor Breakout Board
SKU: AF-3251 | Brand: Adafruit
The Adafruit Si7021 is a temperature and humidity sensor from Silicon Labs with a PTFE filter for protection against dust and contaminants. It provides ±3% relative humidity accuracy over 0–80% RH and ±0.4 °C temperat...
Delivered by Mon 13 Jul
Gravity: Formaldehyde (HCHO) Sensor (Arduino Raspberry Pi Compatible)
SKU: DF-SEN0231 | Brand: DFRobot
The Formaldehyde (HCHO) sensor is an Arduino & Raspberry Pi compatible module, which is the ideal solution for indoor air quality monitor. This is a HCHO(CH2O) sensor module. It can be used to measure HCHO in a...
Delivered by Thu 2 Jul
Adafruit AMG8833 IR Thermal Camera Breakout
SKU: AF-3538 | Brand: Adafruit
Add heat-vision to your project with the Adafruit AMG8833 Grid-EYE Breakout. This sensor from Panasonic contains an 8×8 array of infrared thermal sensors that returns 64 individual temperature readings over I2C — like...
Delivered by Mon 13 Jul
Adafruit TMP119 ±0.03°C I2C Temperature Sensor
SKU: AF-6482 | Brand: Adafruit
Built around Texas Instruments' TMP119, this breakout makes it easy to add extremely accurate temperature monitoring to your project over I2C. It is designed for applications where temperature really matters, includin...
Delivered by Mon 13 Jul
Adafruit BMP390 - Precision Barometric Pressure and Altimeter
SKU: AF-4816 | Brand: Adafruit
The BMP390 from Bosch (also known as BMP390L) is a high-precision barometric pressure and temperature sensor, offering the best altitude accuracy in the Bosch pressure sensor lineup. With relative accuracy of ±3 Pasca...
Out of stock
Analog CO/Combustible Gas Sensor(MQ9)
SKU: EC-SES90101S | Brand: Elecrow
The MQ-9 is an analog gas sensor module with high sensitivity to carbon monoxide (CO), methane, propane, and LPG. It uses an SnO2 sensing element that changes conductivity in the presence of target gases, making it su...
Out of stock
Particulate Matter Sensor - SPS30
SKU: SF-SEN-15103 | Brand: SparkFun
The Sensirion SPS30 is a compact, high-quality optical particle sensor that uses laser scattering and Sensirion's innovative contamination-resistance technology for superior binning and particle measurement. It measur...
Out of stock
Adafruit Sensirion SHT45 Precision Temp & Humidity with PTFE
SKU: AF-6174 | 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. Featuring a PTFE membrane for protection a...
Out of stock
Adafruit HDC3021 Precision Temperature & Humidity Sensor
SKU: AF-5989 | Brand: Adafruit
The Adafruit HDC3021 is a high-precision I²C temperature and humidity sensor breakout featuring the TI HDC302x series chip. With typical humidity accuracy of ±0.5% RH (and just 0.19% long-term drift) and temperature a...
Out of stock
Enviro pHAT
SKU: PR-PIM181 | Brand: Little Bird
Enviro pHAT packs 4 different sensors, letting you measure temperature, pressure, light level, colour, 3-axis motion, compass heading, and analog inputs. That's up to 10 different variables!It's ideal for monitoring c...
Out of stock
SparkFun Air Velocity Sensor Breakout - FS3000-1005 (Qwiic)
SKU: SF-SEN-18377 | Brand: SparkFun
Need to keep track of the airflow in your data center or around your servers? How about making sure your HVAC and air control systems are functioning at full capacity? Well, the new SparkFun FS3000-1005 Air Velocity S...
Out of stock
SparkFun High Precision Temperature Sensor - TMP117 (Qwiic)
SKU: SF-SEN-15805 | Brand: SparkFun
The SparkFun Qwiic TMP117 breakout is a high precision temperature sensor equipped with an I2C interface. It outputs temperature readings with high precision of ±0.1°C across the temperature range of -20°C to +50°Cs w...
Out of stock
Temperature Sensor - TMP36
SKU: PI-COM1701 | Brand: Pimoroni
The TMP36 is a low voltage, precision centigrade temperature sensor. It provides a voltage output that is linearly proportional to the Celsius temperature. It also doesn’t require any external calibration to provide t...
Out of stock
Raspberry Pi Sense HAT
SKU: PI-RPI-005 | Brand: Pimoroni
Make your Raspberry Pi into an Astro Pi with the Sense HAT - Pressure, humidity, temperature and orientation sensors combined with a beautiful 8x8 LED matrix!Attach the HAT to your Pi's GPIO pins and you can...
Out of stock
Flotilla - Weather
SKU: PR-PIM031 | Brand: Little Bird
The Weather module reads temperature and pressure. It's ideal for setting up a mini weather station to monitor conditions in your house or garage. Features BMP280 sensor Detects temperature and pressure ...
Out of stock
Enviro pHAT
SKU: PR-PIM203 | Brand: Little Bird
Enviro pHAT packs 4 different sensors, letting you measure temperature, pressure, light level, colour, 3-axis motion, compass heading, and analog inputs. That's up to 10 different variables! It's ideal for monitoring ...
Out of stock
Raspberry Pi Sense Hat
SKU: RP-SC0329_1 | Brand: Raspberry Pi Ltd
The Raspberry Pi Sense HAT is an add-on board that attaches to the Raspberry Pi via the 40-pin GPIO header, adding a suite of environmental and motion sensors, an 8×8 RGB LED matrix, and a mini joystick. It's the same...
Out of stock