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.
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
DHT22 module with cable
SKU: LB-LR0102 | Brand: Little Bird
The DHT22 (also known in Australia by RHT03) is a low cost humidity and temperature sensor with a single wire digital interface. The sensor comes pre-calibrated and in a breadboard compatible module form so you don...
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
Piezoelectric Ribbon Sensor - 2 feet / 600mm long
SKU: AF-4931 | Brand: Adafruit
This thin silvery ribbon is an interesting sensor. It's made of 2mm wide by 600mm long piezoelectric film sandwich. Piezo film can be used to detect motion or vibration - when shifted around or touched, it create...
Out of stock
Rotary Potentiometer - 10 kΩ
SKU: PI-COM1004 | Brand: Pimoroni
You'll find these rotary potentiometers in our Maker Essentials kit, but they're so useful we decided to offer them on their own! Pair them with something like our Explorer HAT Pro or Explorer pHAT to rea...
Out of stock
Pulse Sensor Amped
SKU: PI-PSA001 | Brand: Pimoroni
The Pulse Sensor Amped is a plug-and-play heart-rate sensor for Arduino. It detects pulse by measuring changes in reflected light as blood pumps through your tissues, providing a real-time analogue signal that fluctua...
Out of stock
Force-Sensing Resistor: 0.6-Diameter Circle
SKU: PL-1696 | Brand: Pololu
This force-sensing resistor (FSR) from Interlink Electronics is a passive component that exhibits a decrease in resistance when there is an increase in the force applied to the 0.58″-diameter (1.5 cm) active area...
Out of stock
QTR-1A Reflectance Sensor (2-Pack)
SKU: PL-2458 | Brand: Pololu
The QTR-1A reflectance sensor carries a single infrared LED and phototransistor pair in an inexpensive, tiny 0.5" x 0.3" module that can be mounted almost anywhere and is great for edge detection and line fo...
Out of stock
ACS711EX Current Sensor Carrier -31A to +31A
SKU: PL-2453 | Brand: Pololu
A compact carrier board for the Allegro ACS711EX Hall effect-based linear current sensor with overcurrent fault output. It measures bidirectional current up to ±31 A with a proportional analogue voltage output centred...
Out of stock
Mini Analog Thumbstick - Similar to Joycon Style
SKU: AF-5628 | Brand: Adafruit
A compact, self-centering analogue thumbstick with a feel and size similar to Nintendo Joy-Con joysticks. It uses two 10kΩ potentiometers (one for each axis) to provide proportional X/Y analogue output, plus a centre-...
Out of stock
SoftPot Membrane Potentiometer - 200mm
SKU: SF-SEN-08679 | Brand: SparkFun
A thin, flexible membrane potentiometer that senses finger or stylus position along a 200 mm strip. Pressing anywhere on the strip varies resistance linearly from 100 Ω to 10 kΩ, providing accurate positional data for...
Out of stock
Mijia Bluetooth Temperature/Humidity Sensor with LCD Display
SKU: AF-4881 | Brand: Adafruit
Here is a jolly cute, palm-sized, Bluetooth-enabled sensor to monitor your room's temperature and humidity. Only 43mm x 43mm, we dig its small form factor and minimal design. The shell is made of durable ABS ...
Out of stock
Strain Gauge Load Cell - 4 Wires - 1Kg
SKU: AF-4540 | Brand: Adafruit
A strain gauge is a type of electronic sensor used to measure force or strain (big surprise there). They are made of an insulating flexible backing with a metallic foil pattern. The resistance of a strain gauge change...
Out of stock
Rotary Potentiometer - 100k Ohm, Linear (Panel Mount)
SKU: SF-COM-14622 | Brand: SparkFun
An adjustable potentiometer can open up many interesting user interfaces. With this rotary potentiometer just turn the dial and the resistance changes. This potentiometer has a ¼" metal knurled shaft diameter, solder ...
Out of stock
Mini Load Cell - 500g, Straight Bar (TAL221)
SKU: SF-SEN-14728 | Brand: SparkFun
This miniature straight bar load cell (sometimes called a strain gauge) can translate up to 500g of pressure (force) into an electrical signal. Each load cell is able to measure the electrical resistance that cha...
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
Photo Reflective Sensor
SKU: SS-314020031 | Brand: Seeed Studio
This is a reflective sensor combines a GaA1As infrared light emitting diode with a high sensitive Darlington phototransistor in a mini package. Features Compact High performance High output Easy to m...
Out of stock
HIH-4030 Humidity Sensor Carrier
SKU: PL-1643 | Brand: Pololu
Sparkfun’s carrier board for the HIH-4030 relative humidity (%RH) sensor from Honeywell outputs an analog voltage that varies nearly linearly with humidity. It operates at 5 V while drawing only 200 μA and ...
Out of stock
Flex Sensor 2.2
SKU: DF-SEN0086 | Brand: DFRobot
A simple flex sensor 2.2" 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 G...
Out of stock
HRXL-MaxSonar-WRST7(MB7374)
SKU: DF-SEN0272 | Brand: DFRobot
The weather resistant MB7374 HRXL-MaxSonar-WRST7 has millimeter resolution and a 6Hz read rate, and provides short to long distance detection and range information from 500mm to 5000mm for the nearest detectable targe...
Out of stock
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