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 HF Gas Sensor (Calibrated) - I2C/UART/Analogue
SKU: DF-SEN0475 | Brand: DFRobot
Measure hydrogen fluoride concentration with a factory-calibrated electrochemical probe that supports analogue, I2C and UART output modes. It is designed for quickly building an HF concentration detector for industria...
Delivered by Wed 4 Nov
Gravity SFA40 Formaldehyde (HCHO) Sensor
SKU: DF-SEN0661 | Brand: DFRobot
This Gravity-series module is a high-precision electrochemical sensor for monitoring formaldehyde (HCHO) in indoor air. It is built around Sensirion’s SFA40 sensing chip and is designed to selectively detect HCHO whil...
Delivered by Wed 4 Nov
Gravity Calibrated NH3 Ammonia Sensor - I2C/UART
SKU: DF-SEN0469 | Brand: DFRobot
This calibrated gas sensor measures ammonia concentration in the environment using an electrochemical probe. It supports three output modes — analogue, I2C and UART — so it can slot into a wide range of microcontrolle...
Delivered by Wed 4 Nov
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 Wed 4 Nov
ZMOD4450 Refrigeration Air Quality Gas Sensor Module
SKU: SF-COM-21506 | Brand: SparkFun
The ZMOD4450 is a compact gas sensor module for detecting gases associated with food ripening or rotting. It is intended for refrigeration air quality (RAQ) applications such as food storage and shipping, including hu...
Delivered by Wed 4 Nov
Enviro + Air Quality for Raspberry Pi
SKU: PR-PIM458 | Brand: Little Bird
Monitor your world with Enviro and Enviro + Air Quality for Raspberry Pi! There's a whole bunch of fancy environmental sensors on these boards, and a gorgeous little full-colour LCD to display your data. They're th...
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
Adafruit DPS310 Precision Barometric Pressure / Altitude Sensor - STEMMA QT / Qwiic
SKU: AF-4494 | Brand: Adafruit
The Adafruit DPS310 is a high-precision barometric pressure and altitude sensor from Infineon, mounted on a breakout board with STEMMA QT / Qwiic connectors for solderless I2C wiring. It delivers ±1 hPa absolute accur...
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
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
PAV3015 Air Velocity Sensor (0–15 m/s, I2C)
SKU: DF-SEN0639 | Brand: DFRobot
This compact digital anemometer measures air velocity for embedded electronics and intelligent control systems. It is built around the Posifa PAV3015D thermal sensing element, using temperature differences across a th...
Out of stock