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.
SparkFun IR Thermometer Evaluation Board - MLX90614
SKU: SF-SEN-10740 | Brand: SparkFun
An evaluation board for the MLX90614 non-contact infrared thermometer sensor. It pairs the MLX90614 with an ATmega328 running at 3.3 V (8 MHz Arduino bootloader), giving you a ready-to-use IR temperature sensor with s...
Delivered by Mon 7 Sep
Adafruit HTU21D-F Temperature Humidity Sensor Breakout Board
SKU: AF-1899 | Brand: Adafruit
The Adafruit HTU21D-F is an accurate I²C digital temperature and humidity sensor breakout board. With typical humidity accuracy of ±2% (optimised for 5–95% RH) and temperature accuracy of ±1°C across -30 to 90°C, it's...
Delivered by Fri 18 Sep
Optical Dust Sensor - GP2Y1010AU0F
SKU: SF-COM-09689 | Brand: SparkFun
Sharp’s GP2Y1010AU0F is an optical air quality sensor, designed to sense dust particles. An infrared emitting diode and a phototransistor are diagonally arranged into this device, to allow it to detect the reflecte...
Delivered by Mon 7 Sep
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 Mon 7 Sep
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 Fri 18 Sep
Carbon Monoxide Sensor - MQ-7
SKU: SF-SEN-09403 | Brand: SparkFun
This is a simple-to-use Carbon Monoxide (CO) sensor, suitable for sensing CO concentrations in the air. The MQ-7 can detect CO-gas concentrations anywhere from 20 to 2000ppm. This sensor has a high sensitivity and f...
Delivered by Mon 7 Sep
Adafruit AMG8833 IR Thermal Camera FeatherWing
SKU: AF-3622 | Brand: Adafruit
Add heat-vision to any Feather board with the Adafruit AMG8833 Thermal Camera FeatherWing. This sensor from Panasonic contains an 8×8 array of infrared thermal sensors that returns 64 individual temperature readings o...
Delivered by Fri 18 Sep
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 Fri 18 Sep
Fermion BMV080 Fanless PM1/PM2.5/PM10 Air Quality Sensor
SKU: DF-SEN0663 | Brand: DFRobot
This ultra-compact particulate matter sensor breakout is built around the Bosch BMV080 sensing unit, using laser-based light scattering with a fanless measurement principle. It can monitor PM1, PM2.5 and PM10 mass con...
Delivered by Mon 7 Sep
Adafruit BMP581 I2C/SPI Temperature & Pressure Sensor
SKU: AF-6407 | Brand: Adafruit
This Bosch BMP581 breakout is a precision barometric pressure, temperature and altimeter sensor for environmental sensing, drones, wearables and projects that need to track height above sea level. It offers much finer...
Delivered by Fri 18 Sep
Renesas FS3000-1005 SMD Air Velocity Module
SKU: SF-SEN-29758 | Brand: SparkFun
This surface-mount air velocity module uses a MEMS thermopile-based sensor to measure airflow in compact electronic assemblies. It is designed for low-profile enclosures where board space and height are limited.The FS...
Delivered by Mon 7 Sep
DHT11 Temperature and Humidity Sensor Module
SKU: LB-DHT11-SENSOR | Brand: Little Bird
The Little Bird DHT11 Temperature and Humidity Sensor Module provides calibrated digital temperature and humidity readings from a single sensor. Designed and made in Sydney, Australia, it requires no extra components ...
Out of stock
Enviro Indoor (Pico W Aboard) with Accessory Kit
SKU: PR-PIM638 | Brand: Little Bird
A wireless environmental monitoring board to keep track of inside conditions in your home, office or other habitat. Onboard sensors can measure temperature, humidity, pressure, gas and light. The top of the range...
Out of stock
W1209 High-precision Digital Thermostat Incubator Temperature Controller
SKU: EC-SSE01209P | Brand: Elecrow
This is a high-precision temperature control module, it can not only show the temperature, but also according to the current temperature of the relay control, it can control some of the power equipment through the ...
Out of stock
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
Gravity: MEMS Gas Sensor (CO, Alcohol, NO2 & NH3) - I2C - MiCS-4514
SKU: DF-SEN0377 | Brand: DFRobot
This is a 3.3/5V compatible MEMS gas concentration sensor from DFRobot. This sensor supports the detection of various gas concentrations like CO, C2H5OH (Alcohol), H2, NO2, NH3, and integrates various gas c...
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
Adafruit SHT41 Trinkey - USB Temperature and Humidity Sensor
SKU: AF-5912 | Brand: Adafruit
The Adafruit SHT41 Trinkey is a tiny USB A device that combines an ATSAMD21 microcontroller with a Sensirion SHT41 temperature and humidity sensor. Simply plug it into any USB A port on your computer and start reading...
Out of stock
Pico Air Monitoring Expansion
SKU: SB-21819 | Brand: Little Bird
The Pico Air Monitoring Expansion is a HAT for Raspberry Pi Pico that measures suspended particulate matter (PM1.0, PM2.5, and PM10) in the air. It uses a PMSA003 digital laser dust sensor and includes an onboard 0.91...
Out of stock
Pico Enviro+ Pack
SKU: PR-PIM635 | Brand: Little Bird
The Pico Enviro+ Pack is a compact environmental monitoring add-on for the Raspberry Pi Pico and Pico W. Measuring just 61.5 × 31.5 mm, it packs a weather and gas sensor, light sensor, microphone, a 1.54" colour LCD, ...
Out of stock