Motion (PIR, ultrasonic)
Motion and proximity sensors for every detection challenge — PIR passive infrared, ultrasonic rangefinders, microwave radar, laser ToF, accelerometers, gyroscopes, and vibration sensors all in one place. Perfect for robotics, security systems, gesture control, and STEM projects.
Whether you're building an automatic light switch, a collision-avoiding robot, or a people counter, you'll find the right sensor here. Delivered to makers, students, and engineers across Australia.
Gravity: Arduino Infrared Motion Sensor
SKU: DF-SEN0018 | Brand: DFRobot
This is a simple to use arduino 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 sensor c...
Delivered by Thu 20 Aug
SparkFun PIR Breakout Starter Kit (170uA)
SKU: SF-KIT-19519 | Brand: SparkFun
The SparkFun 170uA PIR Breakout Starter Kit comes with everything you need to get started using Passive Infrared (PIR) sensors. PIR sensors are great for detecting motion in a small area around the sensor. The 170µA S...
Delivered by Mon 31 Aug
URM06 - PULSE Ultrasonic Sensor
SKU: DF-SEN0151 | Brand: DFRobot
Ultrasonic sensors emit ultrasonic pulses, and by measuring the time of ultrasonic pulse reaches the object and back to the transducer, the distance of sensor from the target object is calculated. They are widely used...
Delivered by Mon 31 Aug
SparkFun PIR Breakout - 170uA (EKMC4607112K)
SKU: SF-SEN-17372 | Brand: SparkFun
Passive Infrared (PIR) sensors are great for detecting motion in a small area around the sensor. The 170µA SparkFun EKMC4607112K PIR Breakout is a simple board equipped with an EKM-series PIR sensor from Panasonic®. T...
Delivered by Mon 31 Aug
Gravity: Digital 360° Tilt Sensor for Arduino
SKU: DF-DFR0830 | Brand: DFRobot
This sensor contains a metal ball that moves along its special internal structure on the effect of gravitation force so as to make a connection or disconnection. Therefore, it can be used as a simple tilt switch. With...
Delivered by Mon 31 Aug
Breadboard-friendly Mini PIR Motion Sensor with 3 Pin Header
SKU: AF-4871 | Brand: Adafruit
A compact passive infrared (PIR) motion sensor that detects movement from people and animals at distances of 2 to 5 metres. Much smaller than standard PIR modules, this sensor is ideal for unobtrusive projects and plu...
Delivered by Fri 11 Sep
PIR Motion Sensor Module:DYP-ME003 SEN005
SKU: EF-EF10030 | Brand: ElecFreaks
A passive infrared (PIR) motion sensor module based on the BISS0001 IC, capable of detecting human movement at up to 7 metres. Outputs a digital high signal when motion is detected, making it easy to interface with Ar...
Delivered by Thu 3 Sep
Water-proof Ultrasonic Sensor (ULS)
SKU: DF-SEN0300 | Brand: DFRobot
A high-performance waterproof ultrasonic distance sensor with an enclosed probe, capable of measuring distances from 270 mm to 8000 mm. Based on ultrasonic echo ranging, it determines distance by measuring the time be...
Delivered by Mon 31 Aug
US-100 Ultrasonic Distance Sensor - 3V or 5V Logic
SKU: AF-4019 | Brand: Adafruit
If you're like me, you've dreamed of being a dolphin - smoothly gliding through the water. Using your echo-location abilities to detect tasty fish treats. Until genetic modifications catches up with our desires,...
Delivered by Fri 11 Sep
4-Way Tilt Sensor - RPI-1031
SKU: SF-SEN-10313 | Brand: SparkFun
The RPI-1031 is a 4-directional tilt sensor that detects orientation using internal infrared emitters and detectors. Unlike simple single-axis tilt switches, this sensor can distinguish between multiple orientations, ...
Delivered by Thu 20 Aug
Ultrasonic Scanner kit(180°)
SKU: DF-KIT0020 | Brand: DFRobot
An Ultrasonic sensor with scan capability is a must have feature for most robot application. This Ultrasonic scanner kit provides a cost effective way to have such feature for your robot application. This kit is...
Delivered by Thu 20 Aug
Gravity: Arduino Digital Microwave Sensor (Motion Detection)
SKU: DF-SEN0192 | Brand: DFRobot
INTRODUCTION The microwave sensor applies the Doppler effect to detect moving objects using microwaves. This differs from the method used by a regular infrared (IR) sensor as microwave is...
Delivered by Mon 31 Aug
HC-SR04-33 Ultrasonic Distance Sensor - 3.3V/5V
SKU: SF-SEN-24049 | Brand: SparkFun
This economical ultrasonic module provides non-contact distance measurement for range-finding and obstacle-detection projects. It measures from 2cm to 400cm, with ranging accuracy that can reach up to 3mm.Each module ...
Delivered by Mon 31 Aug
5.8GHz Microwave Radar Module
SKU: DF-SEN0521 | Brand: DFRobot
The 5.8GHz Microwave Radar Module is a high-sensitivity motion detection sensor that transmits and receives 5.8GHz electromagnetic waves. By analysing the difference between transmitted and reflected signals, it relia...
Out of stock
Arduino Compatible PIR Motion Detector Module
SKU: TB-XC4444 | Brand: Little Bird
A pyroelectric infrared (PIR) motion sensor module for Arduino and microcontroller projects. It detects movement from people and animals by sensing changes in infrared radiation, outputting a digital high signal when ...
Out of stock
Mini Basic PIR Sensor - BL412
SKU: AF-4667 | Brand: Adafruit
The BL412 is a compact passive infrared (PIR) motion sensor designed for detecting movement from people and animals at distances of approximately 3–8 m. Much smaller than standard PIR modules, it is well suited for un...
Out of stock
PIR Motion Sensor (AS312)
SKU: M5-U004 | Brand: Little Bird
Description PIR is used to measure infrared (IR) light radiating from objects in its field of view. PIR sensors are commonly called simply "PIR", or sometimes "PID", for "passive infrared detector". The term p...
Out of stock