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.
12V Precision Temperature Controller with 3 digit display 10Amp Relay
SKU: LB-LR0214-16 | Brand: Little Bird
This compact 12V temperature controller features a 3-digit LED display for setting and monitoring temperature, along with a built-in 10A relay for switching heating or cooling loads. It uses an NTC thermistor probe (i...
Delivered by Tue 23 Jun
Temperature Sensor - TMP36
SKU: SF-SEN-10988 | Brand: SparkFun
This is the same temperature sensor that is included in our SparkFun Inventor’s Kit. The TMP36 is a low voltage, precision centigrade temperature sensor. It provides a voltage output that is linearly proportional to t...
Delivered by Tue 23 Jun
DHT11 Temperature And Relative Humidity Sensor
SKU: LB-LR0298 | Brand: Little Bird
This stand alone DHT11 can read the temperature and humidity and send the information over a one wire, simplex serial bus. Arduino.cc provides a DHT11 library to aid in communicating with this module.**DHT11 Temper...
Delivered by Tue 23 Jun
TMP36 - Analog Temperature sensor [TMP36]
SKU: AF-165 | Brand: Adafruit
The TMP36 is a low-power analog temperature sensor that outputs a voltage proportional to ambient temperature. It operates on 2.7–5.5V and requires no external calibration — simply read the analog voltage and convert ...
Delivered by Tue 23 Jun
Gravity: Non-contact IR Temeperature Sensor For Arduino
SKU: DF-SEN0206 | Brand: DFRobot
INTRODUCTION We can divide temperature measurement in to two types: contact and non-contact. Contact measurement can only accurately measure temperature when the testing object and the se...
Delivered by Thu 2 Jul
LM35DZ
SKU: LB-LR0285 | Brand: Little Bird
Feature: 0.5°C Ensured Accuracy (+25°C) Suitable for Remote Applications Low Cost Due to Wafer-Level Trimming Operates from 4 to 30 V Less than 60-μA Current Drain Low Self-Heating, 0.08°C in Still Air Low Impedance O...
Delivered by Tue 23 Jun
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 Tue 23 Jun
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 Tue 23 Jun
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
10K Precision Epoxy Thermistor [3950 NTC]
SKU: AF-372 | Brand: Adafruit
An epoxy-coated precision NTC thermistor with a 10kΩ resistance at 25°C and ±1% accuracy. The resistance decreases as temperature rises and increases as it cools, making it straightforward to measure temperature with ...
Delivered by Tue 23 Jun
Kitronik Air Quality Datalogging Board for Pico
SKU: KI-5336 | Brand: Kitronik
The Kitronik Smart Air Quality Board provides a complete air monitoring and datalogging solution for the Raspberry Pi Pico. With an onboard BME688 environmental sensor, OLED display, real-time clock support, and Micro...
Delivered by Tue 23 Jun
Thermistor Module
SKU: LB-24-THERMISTOR | Brand: Little Bird
A thermistor changes its resistance with temperature. Find our tutorial here A thermistor is a type of variable resistor whose resistance changes with temperature. Let's take a closer look at the thermistor module....
Delivered by Tue 23 Jun
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 Tue 23 Jun
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 Tue 23 Jun
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 Tue 23 Jun
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 Tue 23 Jun
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 Tue 23 Jun
LilyPad Temperature Sensor
SKU: SF-DEV-08777 | Brand: SparkFun
Detecting temperature changes has never been easier. The MCP9700 is a small thermistor type temperature sensor. This sensor will output 0.5V at 0 degrees C, 0.75V at 25 C, and 10mV per degree C. Doing an analog to dig...
Delivered by Thu 2 Jul
Panel Temperature Meter / -30 to +70 °C
SKU: AF-576 | Brand: Adafruit
Put a temperature meter anywhere with this very handy display. This panel meter displays the temperature of the attached waterproof 1% thermistor in °C. It does require a DC voltage to run, at 4.5-30VDC. It has revers...
Delivered by Mon 13 Jul
ELECFREAKS PlanetX CO2 Sensor
SKU: EF-EF05030 | Brand: ElecFreaks
The gas sensor is an essential sensor for environmental detection. The ELECFREAKS PlanetX CO2 Sensor is designed to detect the concentration of CO2 with high sensitivity. The higher the concentration of CO2 is, the sm...
Delivered by Thu 2 Jul