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.
Industrial pH Electrode - Armor Casing
SKU: DF-FIT0348 | Brand: DFRobot
This industrial-grade pH combination electrode features a sensitive glass membrane with low impedance, delivering fast response times, good thermal stability, and excellent reproducibility across the full 0–14 pH rang...
Delivered by Mon 24 Aug
Gravity: Arduino Alcohol Sensor (MQ3)
SKU: DF-SEN0128 | Brand: DFRobot
An analogue alcohol gas sensor based on the MQ-3 probe, designed for use with Arduino and other microcontrollers. The sensor outputs a voltage proportional to the concentration of alcohol vapour in the surrounding air...
Delivered by Thu 13 Aug
IR distance sensor includes cable (10cm-80cm) [GP2Y0A21YK0F]
SKU: AF-164 | Brand: Adafruit
The Sharp GP2Y0A21YK0F is an infrared distance sensor that measures distances from 10 cm to 80 cm by bouncing IR light off objects. It outputs an analogue voltage proportional to distance — approximately 3 V at 10 cm ...
Delivered by Fri 4 Sep
GPS Receiver - GP-735 (56 Channel)
SKU: SF-GPS-13670 | Brand: SparkFun
The GP-735 is a slim, ultra-high performance, easy to use GPS smart antenna receiver. With -162dBm tracking sensitivity and only 29 second cold start time, the GP735 is a tiny, yet powerful, piece of tech. The slim de...
Delivered by Thu 13 Aug
SparkFun Triple Axis Accelerometer Breakout - ADXL362
SKU: SF-SEN-11446 | Brand: SparkFun
A breakout board for the Analog Devices ADXL362, a 3-axis MEMS accelerometer that operates at ultra-low power consumption. It measures both dynamic acceleration (motion, shock) and static acceleration (tilt), and comm...
Delivered by Mon 24 Aug
Light and temperature data-logger pack
SKU: AF-249 | Brand: Adafruit
This pack includes everything you need to build a light and temperature data logger with an Arduino. The Adafruit data logger shield records sensor readings to an SD card with real-time timestamps, while the included ...
Delivered by Fri 4 Sep
SparkFun Line Follower Array
SKU: SF-SEN-13582 | Brand: SparkFun
The SparkFun Line Follower Array is a long board consisting of eight IR sensors that have been configured to read as digital bits! We have designed the SparkFun Line Follower Arrays to follow a dark line of about ¾ in...
Delivered by Mon 24 Aug
SparkFun Digital Temperature Sensor Breakout - TMP102
SKU: SF-SEN-13314 | Brand: SparkFun
The TMP102 is an easy-to-use digital temperature sensor from Texas Instruments. The TMP102 breakout allows you to easily incorporate the digital temperature sensor into your project. While some temperature sensors use...
Delivered by Mon 24 Aug
Adafruit MiCS5524 CO, Alcohol and VOC Gas Sensor Breakout
SKU: AF-3199 | Brand: Adafruit
The Adafruit MiCS-5524 Gas Sensor Breakout is a robust MEMS sensor from SGX Sensortech for detecting carbon monoxide, natural gas leaks, alcohol, and volatile organic compounds (VOCs). It provides a simple analogue vo...
Delivered by Fri 4 Sep
Rotary Encoder - 1024 P/R (Quadrature)
SKU: SF-COM-11102 | Brand: SparkFun
This 1024 pulse per rotation rotary encoder outputs gray code which you can interpret using a microcontroller and find out which direction the shaft is turning and by how much. This allows you to add feedback to motor...
Delivered by Mon 24 Aug
PSP 3000 2-Axis Analog Thumb Joystick
SKU: AF-3103 | Brand: Adafruit
Sometimes a simple analog control device can be the perfect tactile solution for your project, but they can be surprisingly hard to come by. Luckily we've found a low cost, quality PSP 3000 2-Axis Analog Thumb...
Delivered by Fri 4 Sep
8 Channel Ethernet Relay Controller (Support PoE and USB)
SKU: DF-DFR0289 | Brand: DFRobot
An 8-channel PoE and USB-controlled Ethernet relay controller based on an STM32 microcontroller. Each relay handles up to 277VAC at 10A or 125VAC at 12A, suitable for controlling household appliances, lighting, and in...
Delivered by Mon 24 Aug
3-Axis MEMS Accelerometer - MMA8452Q
SKU: SF-COM-10953 | Brand: SparkFun
The MMA8452Q is a low-power, 3-axis capacitive MEMS accelerometer with 12-bit resolution. Packed with embedded motion-detection functions and configurable interrupt outputs, it can monitor events autonomously while st...
Delivered by Mon 24 Aug
Adafruit Si7021 Temperature Humidity Sensor Breakout Board
SKU: AF-3251 | Brand: Adafruit
The Adafruit Si7021 is a temperature and humidity sensor from Silicon Labs with a PTFE filter for protection against dust and contaminants. It provides ±3% relative humidity accuracy over 0–80% RH and ±0.4 °C temperat...
Delivered by Fri 4 Sep
URM37 Ultrasonic Sensor for Arduino / Raspberry Pi
SKU: DF-SEN0001 | Brand: DFRobot
URM37 V4.0 Arduino Ultrasonic Sensor comes with temperature compensation which provides better distance measurement accuracy. It is very unique feature in the industry. URM37 V4.0 Arduino Ultrasonic Sensor offers ...
Delivered by Mon 24 Aug
12 eTape Liquid Level Sensor + extras
SKU: AF-464 | Brand: Adafruit
The eTape Liquid Level Sensor is a solid-state resistive sensor that measures fluid level without mechanical floats. As the liquid level rises, the hydrostatic pressure compresses the sensor envelope, decreasing its r...
Delivered by Fri 4 Sep
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 24 Aug
Gravity: Digital Hall Sensor
SKU: DF-SEN0185 | Brand: DFRobot
INTRODUCTION what's the best way to detect the magnet? Use anther magnet. But it's not sensitive enough. You have to feel it by youself.Right! This Hall sensor knows whether there is a magne...
Delivered by Mon 24 Aug
Weather Station Kit with Anemometer/Wind Vane/Rain Bucket
SKU: DF-SEN0186 | Brand: DFRobot
INTRODUCTION Ever want to build your own weather station? This iot weather station kit includess anemometer, wind vane and rain bucket. The serial communication method provides good compatibility and ma...
Delivered by Thu 13 Aug
Analog 2-axis Thumb Joystick with Select Button + Breakout Board
SKU: AF-512 | Brand: Adafruit
A PSP/Xbox-style analog thumb joystick with a built-in press-to-select button, mounted on a breakout board designed for easy panel mounting. Unlike simple directional joysticks, this analog stick provides precise, pro...
Delivered by Fri 4 Sep
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