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.
Sensitive SW-520D Ball Switch
SKU: LB-LR0309-54 | Brand: Little Bird
This is a ball tilt switch. When the switch is vertical the switch is ON. When put horizontal the switch is OFF. All materials are manufactured using environmentally friendly raw materials, in line with ROHS ...
Delivered by Fri 12 Jun
Large Enclosed Piezo Element w/Wires
SKU: AF-1739 | Brand: Adafruit
This large enclosed piezo element (30 mm diameter) converts vibration to voltage and voltage to vibration, making it useful both as a buzzer for generating tones and as a sensor for detecting knocks and impacts. The e...
Delivered by Fri 12 Jun
Photo Transistor Light Sensor
SKU: AF-2831 | Brand: Adafruit
This Photo Transistor Light Sensor is a simple sensor that detects ambient light. It's kind of the opposite of an LED - when light hits the little chip inside, it induces current to flow from the long pin...
Delivered by Fri 12 Jun
Opto Interrupter IRT9608 DIP-4
SKU: LB-LS1216 | Brand: Little Bird
This sensor is composed of an infrared emitter on one upright and a shielded infrared detector on the other. By emitting a beam of infrared light from one upright to the other, the sensor can detect when an object pas...
Delivered by Fri 12 Jun
Infrared Emitter
SKU: SF-SEN-18772 | Brand: SparkFun
An Infrared emitter, or IR emitter, is a source of light energy in the infrared spectrum. This little part is a light emitting diode (LED) that is used in order to transmit infrared signals from a remote control. This...
Delivered by Tue 23 Jun
Optical Detector / Phototransistor - QRD1114
SKU: SF-SEN-00246 | Brand: SparkFun
This sensor uses an infrared emitted diode combined with an infrared phototransistor to detect the reflected infrared signal. Ideal for sensing black-to-white transitions or can be used to detect nearby objects (.5-1cm).
Delivered by Fri 12 Jun
Piezo Vibration Sensor - Large
SKU: SF-SEN-09196 | Brand: SparkFun
This basic piezo sensor from Measurement Specialties is often used for flex, touch, vibration and shock measurements. A small AC and large voltage (up to +/-90V) is created when the film moves back and forth. A simple...
Delivered by Fri 12 Jun
Electret Microphone
SKU: SF-COM-08635 | Brand: SparkFun
Small electret microphone. Useful in acoustic and audio applications. Documents: Datasheet Example Audio LED control project by Adam Greig
Delivered by Fri 12 Jun
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
Slow Vibration Sensor Switch (Hard to trigger)
SKU: AF-1767 | Brand: Adafruit
A low-sensitivity, non-directional vibration switch that acts as a simple motion detector. Inside, a stiff spring is coiled around a central metal pin — when the switch is shaken or moved with enough force, the spring...
Delivered by Fri 12 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
Mechanical Rotary Encoder - 64 P/R (Quadrature) - SparkFun Electronics
SKU: SF-COM-27883 | Brand: SparkFun
The ENS22S001 is a high-quality mechanical rotary encoder from Cooka, offering 64 pulses per revolution with standard quadrature (A/B) output. Fully sealed and rated IP65, it's built for reliable operation in harsh en...
Delivered by Tue 23 Jun
Magnetic Rotary Encoder - 128 P/R (Quadrature) w/ Switch - SparkFun Electronics
SKU: SF-COM-27884 | Brand: SparkFun
The CS19D128B is a high-quality magnetic rotary encoder from Cooka, offering smooth, low-friction rotation with 128 pulses per revolution and no detent positions. Pressing the shaft activates a built-in push switch. ...
Delivered by Tue 23 Jun
Geophone - SM-24
SKU: SF-SEN-11744 | Brand: SparkFun
Need to put your finger on the pulse of the Earth? Did I just blow your mind? A geophone works by translating ground movement into voltage, which can easily be read by a microcontroller. The SM-24 geophone element is ...
Delivered by Tue 23 Jun
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