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.
5mm 5800B Universal Photoresistor Light-Dependent Resistance switch
SKU: LB-LS0633 | Brand: Little Bird
A pack of 50 through-hole photoresistors (light-dependent resistors / LDRs) with a 5 mm diameter sensing element. These components change their resistance based on the amount of light hitting the sensor — resistance d...
Delivered by Fri 12 Jun
Environment Science Expansion Board V2.0 for micro:bit
SKU: DF-MBT0034 | Brand: DFRobot
The Environment Science Expansion Board V2.0 is a micro:bit add-on designed for STEAM education, integrating 14 environmental sensors and modules onto a single tree-shaped board. Students can measure UV levels, temper...
Delivered by Tue 23 Jun
Audio BLE/SPP Pass-through Module - Bluetooth 5.0
SKU: DF-DFR0781 | Brand: DFRobot
INTRODUCTIONThis Bluetooth module features Bluetooth/U-disk/TF-card playback, and Bluetooth call function, supporting simple and clear serial port control function, BLE pass-through, and SPP pass-through functions. Th...
Delivered by Tue 23 Jun
Anemometer Kit 4-20mA
SKU: LB-ANEMO | Brand: Little Bird
A robust three-cup anemometer with 4–20mA current loop output, ideal for industrial monitoring and control applications. The all-aluminium construction provides excellent weather resistance, while the wear-free rotati...
Delivered by Fri 12 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 Fri 12 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 Fri 12 Jun
RP-S40-ST Thin Film Pressure Sensor 40mmx40mm
SKU: DF-SEN0296 | Brand: DFRobot
This is a square flexible thin film pressure sensor of short legs with a side length of 40mm, which can be used to realize highly sensitive detection of pressure. The sensor is durable and designed to sense static and...
Delivered by Tue 23 Jun
RP-L-170 Thin Film Pressure Sensor
SKU: DF-SEN0293 | Brand: DFRobot
The RP-L-170 is a long, flexible thin-film pressure sensor with a 170mm active area for detecting both static and dynamic pressure. As pressure is applied, the sensor's resistance decreases — making it easy to read wi...
Delivered by Tue 23 Jun
Gravity: UART MP3 Voice Module
SKU: DF-DFR0534 | Brand: DFRobot
Do you always feel like the DIY work is boring, not attractive or no vitality when you design it by yourself? This new Gravity MP3 voice module produced by DFRobot can solve these problems. This module can store 8MB...
Delivered by Tue 23 Jun
Rotary Potentiometer - 100k Ohm, Logarithmic (Panel Mount)
SKU: SF-COM-14624 | Brand: SparkFun
A panel-mount rotary potentiometer with a 100 kΩ logarithmic taper. Turn the knob and the resistance changes smoothly — ideal for volume controls and other audio applications where a logarithmic response matches human...
Delivered by Tue 23 Jun
Reflective IR Sensor with 470 and 10K Resistors
SKU: AF-2349 | Brand: Adafruit
This Reflective IR Sensor is a simple plastic casing with two elements - an IR LED and an IR phototransistor. You can control the IR LED and turn it on to bounce IR off objects to determine their reflectivity. White &...
Delivered by Thu 2 Jul
Flex Sensor 4.5
SKU: DF-SEN0064 | Brand: DFRobot
A simple flex sensor 4.5" in length. As the sensor is flexed, the resistance across the sensor increases. Patented technology by Spectra Symbol - they claim these sensors were used in the original Nintendo Power Gl...
Delivered by Fri 12 Jun
Adafruit Silicon MEMS Microphone Breakout - SPW2430
SKU: AF-2716 | Brand: Adafruit
The Adafruit SPW2430 Silicon MEMS Microphone Breakout is a compact, low-cost microphone module that detects sound and converts it to an analog voltage — no external bias resistor or amplifier needed. With a frequency ...
Delivered by Fri 12 Jun
Piezo Vibration Sensor - Small Vertical
SKU: SF-SEN-09199 | Brand: SparkFun
The Minisense 100 from Measurement Specialties is a low-cost cantilever-type vibration sensor loaded by a mass to offer high sensitivity at low frequencies. Useful for detecting vibration and ‘tap’ inputs from a user....
Delivered by Tue 23 Jun
Pololu Carrier for MQ Gas Sensors (Bare PCB Only)
SKU: PL-1479 | Brand: Pololu
This carrier board is designed to work with any of the MQ-series gas sensors, simplifying the interface from 6 to 3 pins—ground, power and analog voltage output—that are broken out with a 0.1" spacing, making the boar...
Delivered by Fri 12 Jun
Adafruit ALS-PT19 Analog Light Sensor Breakout
SKU: AF-2748 | Brand: Adafruit
The Adafruit ALS-PT19 is a compact analog light sensor that provides a simple voltage output proportional to ambient light intensity. Its spectral response closely matches that of the human eye, thanks to a high infra...
Delivered by Fri 12 Jun
SoftPot Membrane Potentiometer - 50mm
SKU: SF-SEN-08680 | Brand: SparkFun
These are very thin variable potentiometers. By pressing down on various parts of the strip, the resistance linearly changes from 100Ohms to 10,000Ohms allowing the user to very accurately calculate the relative posit...
Delivered by Fri 12 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 Fri 12 Jun
2-Axis Joystick
SKU: AF-245 | Brand: Adafruit
The 2-Axis Joystick provides analogue input for your projects using two independent 10K potentiometers — one per axis. It reports position as either voltage or resistance, making it compatible with a wide range of mic...
Delivered by Fri 12 Jun
Thermocouple Type-K Glass Braid Insulated [K]
SKU: AF-270 | Brand: Adafruit
A Type-K thermocouple with fiberglass braid insulation, rated to 500°C — far beyond the ~200°C limit of standard vinyl-insulated thermocouples. The bare bead probe design is suited to measuring both air and surface te...
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