Sensors & Modules
Explore a broad range of sensors and modules for electronics projects, from temperature and distance sensors to IMUs, relay modules, ADC breakouts, and liquid level sensors. Whether you're building a weather station, robotics project, or home automation system, you'll find the right component here.
Popular with Australian hobbyists, STEM educators, and professional makers, these modules work with Arduino, Raspberry Pi, and other common platforms. Fast shipping across Australia to get your project moving.
Gravity: Arduino Digital Weight Sensor
SKU: DF-SEN0160 | Brand: DFRobot
A digital weight sensor kit based on the HX711 24-bit ADC, capable of measuring up to 1 kg. The HX711 is designed specifically for weight scale applications, interfacing directly with a bridge sensor to deliver precis...
Delivered by Tue 23 Jun
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 Fri 12 Jun
Gravity: 27 Pcs Arduino Sensor Kit
SKU: DF-KIT0011 | Brand: DFRobot
INTRODUCTION If you want to start playing with sensors, this sensor kit for arduino will be the perfect choice for you to get started. It comes with bundle of the most popular DFRobot sensors...
Delivered by Fri 12 Jun
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 Fri 12 Jun
Adafruit VL6180X Time of Flight Distance Ranging Sensor (VL6180)
SKU: AF-3316 | Brand: Adafruit
The Adafruit VL6180X is a close-range Time-of-Flight (ToF) distance sensor from ST that measures from approximately 5 mm to 100 mm (up to 150–200 mm in good conditions). It also includes a built-in ambient light senso...
Delivered by Fri 12 Jun
SparkFun Triple Axis Accelerometer Breakout - ADXL345
SKU: SF-SEN-09836 | Brand: SparkFun
This new version adds 2 standoff holes as well as an extra decoupling capacitor. The ADXL345 is a small, thin, low power, 3-axis MEMS accelerometer with high resolution (13-bit) measurement at up to +-16 g. Digital...
Delivered by Fri 12 Jun
Force Sensitive Resistor - Small
SKU: SF-SEN-09673 | Brand: SparkFun
A compact force sensitive resistor (FSR) from Interlink Electronics with a 4 mm (0.16″) diameter active sensing area. The resistance changes based on applied pressure — from over 1 MΩ with no pressure down to approxim...
Delivered by Fri 12 Jun
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 Fri 12 Jun
Adafruit APDS9960 Proximity, Light, RGB, and Gesture Sensor
SKU: AF-3595 | Brand: Adafruit
The Adafruit APDS9960 is a multi-function sensor that combines proximity detection, ambient light sensing, RGB colour sensing and gesture recognition in a single I2C breakout. It uses an integrated IR LED and four dir...
Delivered by Thu 2 Jul
Learn to Solder - DIY Ultrasonic Ranging Electronic Kit
SKU: LB-LS6569 | Brand: Little Bird
A DIY soldering kit that builds into a functional ultrasonic distance meter. Using an HC-SR04 ultrasonic sensor, STC89C52 microcontroller, and 3-digit 7-segment display, this kit measures distances from 5cm to 4m with...
Delivered by Fri 12 Jun
RS485 Waterproof Ambient Light Sensor (0-200,000 Lux)
SKU: DF-SEN0644 | Brand: DFRobot
Introduction The Waterproof Digital Ambient Light Sensor is a durable and versatile device designed to measure light intensity from 0 to 200,000 Lux. It utilizes the Modbus-RTU 485 communication protocol and operates ...
Delivered by Tue 23 Jun
RS485 Photosynthetically Active Radiation (PAR) Sensor (400-700nm)
SKU: DF-SEN0641 | Brand: DFRobot
The RS485 PAR Sensor measures photosynthetically active radiation in the 400–700 nm wavelength range — the light spectrum that plants use for photosynthesis. It converts incident radiation into a signal proportional t...
Delivered by Fri 12 Jun
Gravity: Infrared Light Photo Interrupter Module (Wavelength 940nm)
SKU: DF-DFR1129 | Brand: DFRobot
##Introduction The Gravity: Photo Interrupter Module integrates a high-performance ITR9608 photoelectric switch. Its compact design and easy operation make it an ideal choice for electronic projects and applications. ...
Delivered by Tue 23 Jun
Gravity: Linear / Analog Hall Effect Sensor with ±1200 GS Magnetic Field Range
SKU: DF-DFR1132 | Brand: DFRobot
##Introduction Gravity: Linear/Analog Hall Sensor is a high-precision device designed for measuring and monitoring magnetic field strength. Advanced Hall effect circuitry at the core converts magnetic induction streng...
Delivered by Tue 23 Jun
RS485 MODBUS-RTU Soil NPK Measure Sensor for for Efficient Agricultural (IP68, 5-30V)
SKU: DF-SEN0605 | Brand: DFRobot
##Introduction The Soil Sensor is designed to measure and monitor the nitrogen (N), phosphorus (P), and potassium (K) levels in soil, enabling the optimization of soil fertility and creating ideal conditions for plant...
Delivered by Tue 23 Jun
Gravity: 0-10V 15-bit High-Precision Dual-Channel ADC Module
SKU: DF-DFR1184 | Brand: DFRobot
The Gravity 0–10V ADC Module is a high-precision dual-channel analogue-to-digital converter designed to interface industrial-grade 0–10V sensors with microcontrollers and Linux-based systems. Built on the Texas Instru...
Delivered by Tue 23 Jun
Mini Laser Distance Range Sensor (4m, I2C, IP67)
SKU: DF-SEN0590 | Brand: DFRobot
##Introduction This laser distance ranging sensor has a compact size, comparable to the size of a fingernail, and a measurement range of up to 4m. It is specifically designed to address the issues commonly found in di...
Delivered by Tue 23 Jun
C1001 60GHz mmWave Indoor Fall Detection Sensor for Arduino / ESP32 / micro:bit (11 Meters)
SKU: DF-SEN0623 | Brand: DFRobot
The C1001 mmWave Human Detection Sensor is a high-precision 60GHz millimeter-wave radar sensor engineered for advanced human detection. Unlike standard 24GHz millimeter-wave sensors that are limited to detecting prese...
Delivered by Fri 12 Jun
Sensor ELECFREAKS PlanetX MQ3
SKU: EF-EF05032 | Brand: ElecFreaks
An alcohol vapour sensor module from the ELECFREAKS PlanetX range, designed for use with micro:bit via an RJ11 connector. The MQ3 sensor uses a tin dioxide (SnO2) sensing element whose conductivity increases with alco...
Delivered by Tue 23 Jun
Sensor Trimpot ELECFREAKS PlanetX
SKU: EF-EF05018 | Brand: ElecFreaks
An analogue trimpot (trimmer potentiometer) sensor module from the ELECFREAKS PlanetX series, designed for use with micro:bit via RJ11 connection. The potentiometer provides stepless rotation over a 0°–300° range, out...
Delivered by Fri 12 Jun
Compare your options
All buying guides
The Teacher's Guide to micro:bit Robots: Kits, Buggies, and Robotics Compared
Compare micro:bit-compatible robot kits, buggies, and robotics platforms by age range, assembly difficulty, sensors, and curriculum fit — for classrooms, clubs, and home learners across Australia.
49 products compared
Title The Maker's Guide to ADCs: Resolution, Speed, and Interface Compared
Compare analogue-to-digital converters by bit depth, sample rate, and bus (I²C vs SPI) to pick the right chip for your Arduino, Raspberry Pi, or microcontroller project.
16 products compared