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: Analog SHT30 Temperature Humidity Sensor
SKU: DF-DFR0588 | Brand: DFRobot
Gravity: Analog SHT30 Temperature & Humidity Sensor adopts the new generation SHT30 temperature and humidity sensor from Sensirion. Thanks to Sensirion's CMOSens® technology, highly integrated capacitive humidity sens...
Delivered by Thu 27 Aug
Adafruit LPS35HW Water Resistant Pressure Sensor
SKU: AF-4258 | Brand: Adafruit
The Adafruit LPS35HW is a water-resistant barometric pressure and temperature sensor from ST. The sensing element is housed in a ceramic package with waterproof gel protection, making it safe to use in damp and humid ...
Delivered by Thu 27 Aug
Adafruit BMP280 I2C or SPI Barometric Pressure Altitude Sensor
SKU: AF-2651 | Brand: Adafruit
The BMP280 from Bosch is a precision barometric pressure and temperature sensor, and the next-generation upgrade to the BMP085/BMP180/BMP183 family. With support for both I2C and SPI communication, it offers flexibili...
Delivered by Thu 27 Aug
SparkFun Weather Shield
SKU: SF-DEV-13956 | Brand: SparkFun
The SparkFun Weather Shield is an easy-to-use Arduino shield that grants you access to barometric pressure, relative humidity, luminosity and temperature. There are also connections on this shield to optional senso...
Delivered by Thu 27 Aug
Thermistor 10K
SKU: SF-SEN-00250 | Brand: SparkFun
10K thermistor with a negative temperature coefficient. Good choice for temp-sensing applications when you need a reliable NTC thermistor. Vishay part #: NTCLE100E3103JB0 Note: You get only one thermistor. Document...
Delivered by Thu 27 Aug
SparkFun Humidity and Temperature Sensor Breakout - Si7021
SKU: SF-SEN-13763 | Brand: SparkFun
A low-cost, highly accurate digital humidity and temperature sensor breakout board based on the Silicon Labs Si7021. Communicates over I²C with just two data lines, providing relative humidity and precise temperature ...
Delivered by Thu 27 Aug
Gravity: Arduino CO/Combustible Gas Sensor (MQ9)
SKU: DF-SEN0134 | Brand: DFRobot
The Gravity MQ-9 gas sensor detects carbon monoxide (CO) and combustible gases including methane and propane. It uses a semiconductor SnO2 sensing element that cycles between high and low temperatures — detecting CO a...
Delivered by Thu 27 Aug
Waterproof DS18B20 Digital temperature sensor + extras
SKU: AF-381 | Brand: Adafruit
This is a pre-wired and waterproofed version of the DS18B20 sensor. Handy for when you need to measure something far away, or in wet conditions. While the sensor is good up to 125°C the cable is jacketed in PVC ...
Delivered by Thu 27 Aug
Infrared Thermometer - MLX90614
SKU: SF-SEN-09570 | Brand: SparkFun
Melexis' MLX90614ESF-BAA is an infrared thermometer designed for non-contact temperature sensing. An internal 17-bit ADC and a powerful DSP contribute to the MLX90614’s high accuracy and resolution. It has a huge numb...
Delivered by Thu 27 Aug
Gravity: ENS160 Air Quality Sensor
SKU: DF-SEN0514 | Brand: DFRobot
This Gravity: 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 innovati...
Delivered by Thu 27 Aug
Breadboard Friendly I2C Temperature Sensor - TC74A0
SKU: AF-4375 | Brand: Adafruit
A simple I2C temperature sensor in a breadboard-friendly TO-220 package. The TC74A0 provides basic temperature readings with ±2°C accuracy — a straightforward choice when you need easy temperature logging or monitorin...
Delivered by Thu 27 Aug
BMP280 Digital Pressure Sensor Module
SKU: DF-SEN0372 | Brand: DFRobot
This is a breakout version of BMP280 Barometric Pressure Sensor from DFRobot with temperature and pressure measurement functions, supporting Arduino code control.Housed in an extremely compact package, the BMP280 is b...
Delivered by Thu 27 Aug
BMP388 Digital Pressure Sensor Module
SKU: DF-SEN0371 | Brand: DFRobot
The BMP388 Digital Pressure Sensor Module is a high-accuracy barometric pressure and temperature breakout based on the Bosch BMP388. It offers significantly improved performance over its predecessors (BMP180, BMP280) ...
Delivered by Thu 27 Aug
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 Thu 27 Aug
Octopus Temperature Sensor Brick TMP36 Analog for Arduino Micro:bit
SKU: EF-EF04079 | Brand: ElecFreaks
Octopus TMP36 Temperature Sensor Brick is a temperature sensor with low voltage and accurate celsius read. It can provide voltage output,which forms a linear relationship with celsius temperature. TMP36 do not need an...
Delivered by Thu 27 Aug
SparkFun weather:bit - micro:bit Carrier Board (Qwiic)
SKU: SF-DEV-15837 | Brand: SparkFun
The SparkFun weather:bit is a fully loaded "carrier" board for the micro:bit that, when combined with the micro:bit, provides you with a fully functional weather station. With the weather:bit you will have acces...
Delivered by Thu 27 Aug
SparkFun gator:environment - micro:bit Accessory Board
SKU: SF-SEN-15269 | Brand: SparkFun
The SparkFun gator:environment is a micro:bit accessory board that combines the CCS811 gas sensor and BME280 atmospheric sensor for comprehensive environmental monitoring. It measures barometric pressure, humidity, te...
Delivered by Thu 27 Aug
Temperature and Humidity Sensor Module KY-028
SKU: LB-LR0010 | Brand: Little Bird
Digital TempTemperature sensing module using an NTC thermistor. The output signal at ‘DO’ switches high when the preset (adjustable) temperature is reached. An analog output signal from the sensor is availab...
Delivered by Thu 27 Aug
AM2320 Digital Temperature and Humidity Sensor
SKU: PI-COM1700 | Brand: Pimoroni
The AM2320 is a digital temperature and humidity sensor with an I2C interface. Its straightforward I2C communication makes it easy to connect to any Raspberry Pi or Arduino, and it works alongside other I2C sensors an...
Delivered by Thu 27 Aug
Thermistor NTC 5MMDIA 100KR
SKU: TB-RN3444 | Brand: Little Bird
A 100 kΩ NTC (Negative Temperature Coefficient) thermistor in a radial dipped-epoxy package. These ceramic sensors change resistance rapidly with temperature, making them ideal for temperature measurement, compensatio...
Delivered by Thu 27 Aug