Sensors
Browse our extensive range of sensor modules and breakout boards, covering temperature, distance, motion, touch, liquid level, radar, infrared, and more. Whether you're building with Arduino, Raspberry Pi, or your own custom PCB, you'll find the right sensor for your project.
Popular with Australian makers, students, and engineers for robotics, home automation, environmental monitoring, and STEM education. Fast shipping Australia-wide from our local warehouse.
4 Channels IR Reflective Sensor
SKU: EC-SPS40201S | Brand: Elecrow
This Elecrow 4-channel IR reflective sensor module combines four infrared emitter/receiver pairs with a mainboard that processes all signals. When an object enters the detection range, the corresponding channel output...
Delivered by Mon 15 Jun
Rotary Encoder - Illuminated (RGB)
SKU: SF-COM-15141 | Brand: SparkFun
Rotary encoders can be used similarly to potentiometers. The difference being that an encoder has full rotation without limits (It just goes round and round). They output gray code so that you can tell how much and in...
Delivered by Wed 24 Jun
SparkFun Capacitive Touch Breakout - AT42QT1011
SKU: SF-SEN-14520 | Brand: SparkFun
The SparkFun Capacitive Touch Breakout provides a single momentary touch button using the AT42QT1011 capacitive sense chip. Simply supply 1.8–5 V and ground — the chip handles all touch monitoring and outputs a digita...
Delivered by Wed 24 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 Mon 15 Jun
SparkFun PIR Breakout Starter Kit (1uA)
SKU: SF-KIT-19518 | Brand: SparkFun
The SparkFun PIR Breakout Starter Kit includes everything needed to get started with passive infrared motion detection. Built around the Panasonic EKMB1107112 PIR sensor, this kit's breakout board offers ultra-low 1µA...
Delivered by Wed 24 Jun
Capacitive Proximity Sensor (1-10 mm)
SKU: DF-SEN0447 | Brand: DFRobot
A capacitive proximity sensor with an adjustable detection range of 1–10 mm, capable of detecting both metallic and non-metallic objects. Unlike inductive sensors that only respond to metals, this capacitive sensor de...
Delivered by Wed 24 Jun
Adafruit Bonsai Buckaroo - micro:bit & CLUE Plant Care Helper
SKU: AF-4534 | Brand: Adafruit
The Bonsai Buckaroo is a compact add-on board for micro:bit and Adafruit CLUE that turns your board into a plant care monitoring and watering system. Bolt it on with 5 screws to get a buzzer, motor driver, and soil mo...
Delivered by Fri 3 Jul
Vibration Sensor Module for Arduino
SKU: DF-SEN0433 | Brand: DFRobot
A digital vibration sensor module that detects vibration using an internal inductance coil. When vibration is detected, the module outputs a LOW signal and its on-board LED indicator lights up. Sensitivity is adjustab...
Delivered by Wed 24 Jun
Gravity: URM09 Ultrasonic Sensor (Trig)
SKU: DF-SEN0388 | Brand: DFRobot
This is a non-contact ultrasonic ranging sensor of high-performance from URM09 series, employing standard PH2.0-3P Gravity vertical interface. It provides an accuracy of 1% within an effective measuring range of 2~500...
Delivered by Wed 24 Jun
HC-SR04 Ultrasonic Sensor Distance Measuring Module Ultra01+
SKU: EF-EF03085 | Brand: ElecFreaks
The HC-SR04 is a widely used ultrasonic distance sensor that provides non-contact measurement from 2 cm to 450 cm with up to 3 mm resolution. It uses a 40 kHz ultrasonic transducer pair — one transmitter and one recei...
Delivered by Mon 15 Jun
Water-proof Ultrasonic Sensor (ULA)
SKU: DF-SEN0301 | Brand: DFRobot
This is an ultrasonic distance sensor(ULS) of high performance with an enclosed waterproof probe. The sensor, like many other ultrasonic sensors, based on the principle of ultrasonic echo ranging, determines the dista...
Delivered by Wed 24 Jun
Standalone Momentary Capacitive Touch Sensor Breakout [AT42QT1010]
SKU: AF-1374 | Brand: Adafruit
This breakout board is the simplest way to create a project with a single "momentary" capacitive touch sensor. No microcontroller is required here - just power with 1.8 to 5.5VDC and touch the pad to activate the sens...
Delivered by Fri 3 Jul
Sharp GP2Y0A21 IR Distance Sensor (10-80cm) For Arduino
SKU: DF-SEN0014 | Brand: DFRobot
The Sharp distance sensors are a popular choice for many projects that require accurate distance measurements. This IR sensor is more economical than sonar rangefinders, yet it provides much better performance than o...
Delivered by Mon 15 Jun
Audio Analyzer Module
SKU: DF-DFR0126 | Brand: DFRobot
This Audio Analyzer module features the MSGEQ7 graphic equalizer display filter.It will give your arduino ears. Sound is broken down into seven frequency bands and the peak level for each band can be read. The seven ...
Delivered by Mon 15 Jun
Raspberry Pi Sense HAT [For the Pi 3 / 2 / B+ / A+]
SKU: AF-2738 | Brand: Adafruit
Control the same hardware as used in space...build your very own Astro Pi with the new Raspberry Pi Sense HAT! The Raspberry Pi Sense HAT is attached on top of the Raspberry Pi via the 40 GPIO pins to create an ‘As...
Delivered by Fri 3 Jul
Photo Interrupter - GP1A57HRJ00F
SKU: SF-SEN-09299 | Brand: SparkFun
The GP1A57HRJ00F is a slotted optical sensor (photo interrupter) with an infrared emitter on one upright and a shielded infrared detector on the other. When an object passes through the 10 mm gap between the uprights,...
Delivered by Mon 15 Jun
SST Liquid Level Sensor
SKU: SF-SEN-13835 | Brand: SparkFun
The SST Liquid Level Sensor provides single-point liquid detection via a TTL-compatible push/pull output. Its miniature optical design allows installation in tight spaces where traditional float switches won't fit. A...
Delivered by Wed 24 Jun
SHARP GP2Y0A41SKOF Infrared Distance Sensor (4-30cm)
SKU: DF-SEN0143 | Brand: DFRobot
This Infrared Proximity Sensor made by Sharp (model: GP2Y0A41SKOF) has an analog output which varies from 3.1V (4cm) to 0.3V (30cm) with a supply voltage between 4.5 and 5.5V DC. This sensor is great for sensing obje...
Delivered by Mon 15 Jun
PIR Motion Sensor (JST)
SKU: SF-SEN-13285 | Brand: SparkFun
This is a simple to use motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the ‘alarm’ pin will go low.This unit works great from 5...
Delivered by Mon 15 Jun
SparkFun Line Sensor Breakout - QRE1113 (Digital)
SKU: SF-ROB-09454 | Brand: SparkFun
The SparkFun QRE1113 Line Sensor Breakout (Digital) is a compact IR reflectance sensor board that outputs a digital signal based on surface reflectivity. It uses a capacitor discharge circuit — the faster the 10 nF ca...
Delivered by Mon 15 Jun
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