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.
URM13 Ultrasonic Sensor
SKU: DF-SEN0352 | Brand: DFRobot
The DFRobot URM13 is a compact ultrasonic ranging sensor with an open single-probe design. It supports three communication methods — TRIG pulse (SR04-compatible), UART, and I2C — making it versatile for a wide range o...
Delivered by Tue 30 Jun
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 Thu 9 Jul
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 Tue 30 Jun
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 Tue 30 Jun
URM07-UART Low-Power Consumption Ultrasonic Sensor (20~750cm)
SKU: DF-SEN0153 | Brand: DFRobot
The URM07 is an ultra-low-power UART ultrasonic distance sensor with an effective range of 20–750 cm. Operating on 3.0–5.5 V, it is directly compatible with 3.3 V and 5 V microcontrollers including Arduino and Raspber...
Out of stock