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: Analog Adjustable Infrared Sensor Switch (50cm)
SKU: DF-SEN0164 | Brand: DFRobot
This adjustable infrared sensor features a high-sensitivity photoreflector to perform distance detection function,ranging from 3cm to 50cm. When the infrared light emitted by the emitter gets reflected on a surface...
Delivered by Wed 21 Oct
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 Fri 30 Oct
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 Fri 30 Oct
URM04 Ultrasonic Sensor (RS485)
SKU: DF-SEN0002 | Brand: DFRobot
The URM04 Ultrasonic sensor is developed based upon our popular URM37 ultrasonic sensor, it is using RS485 interface which allows multiple sensors to be used simultaneously . The RS485 interface allows a number of...
Delivered by Wed 21 Oct
3D Gesture Sensor (Mini) For Arduino
SKU: DF-SEN0202 | Brand: DFRobot
The DFRobot 3D Gesture Sensor (Mini) integrates 3D gesture recognition and motion tracking using Microchip's patented GestIC near-field sensing technology. It can detect clockwise and counterclockwise rotation, direct...
Delivered by Fri 30 Oct
Gravity: 80cm Arduino Infrared Proximity Sensor
SKU: DF-SEN0019 | Brand: DFRobot
This is an Arduino infrared distance sensor. It has an adjustable detection range, 3cm - 80cm. It is small, easy to use, assemble, and inexpensive. Useful for robotics, interactive media, industrial assembly line,...
Delivered by Fri 30 Oct
Fermion: C4002 mmWave Human Presence Sensor - Static & Motion Detection for Home Assistant (10m)
SKU: DF-SEN0691 | Brand: DFRobot
The Fermion C4002 is a 24GHz FMCW mmWave radar module designed for true human presence detection, including motion, stationary people and micro-movements such as breathing or chest expansion. It is aimed at smarter au...
Delivered by Fri 30 Oct
A111 60GHz Pulsed Radar Breakout
SKU: SF-SEN-16826 | Brand: SparkFun
Bring 60GHz radar sensing into your project with the Acconeer A111 single-chip pulsed coherent radar sensor on a SparkFun breakout board. It is suited to high-precision distance measurement, and also supports gesture,...
Delivered by Fri 30 Oct
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 Fri 30 Oct
DFRobot SEN0627 Small-Angle Ultrasonic Ranging Sensor 8m IP67
SKU: DF-SEN0627 | Brand: DFRobot
This compact ultrasonic ranging module is made for accurate long-range distance measurement in outdoor, environmental and industrial monitoring projects. It measures targets from 25 cm to 800 cm, making it useful for ...
Delivered by Fri 30 Oct