Proximity & Distance
Proximity and distance sensors for every project — ultrasonic, IR, LiDAR, ToF, and capacitive types, all stocked in Australia. Whether you're building a robot, an obstacle-avoidance system, or a smart home trigger, you'll find the right sensor here.
Popular with makers, students, and engineers alike, these sensors suit Arduino, Raspberry Pi, and microcontroller projects at any skill level. From short-range gesture detection to 50m laser ranging, there's a solution for hobbyist, STEM, and professional applications.
LIDAR-Lite v3
SKU: SF-SEN-14032 | Brand: SparkFun
It’s back! This is the LIDAR-Lite v3, a compact, high-performance optical distance measurement sensor from Garmin™. When space and weight requirements are tight, the LIDAR-Lite v3 soars. The LIDAR-Lite v3 is the ideal...
Delivered by Mon 5 Oct
The Laser Photoelectric Switch GAB100M-AK-5V
SKU: DF-FIT0319 | Brand: DFRobot
This is a photoelectric switch that is composed of emitter and receptor.The emitter consists of a laser diode,and the laser has the characteristics of high precision, good orientation etc.The receptor consists of a p...
Delivered by Mon 5 Oct
![IR distance sensor includes cable (10cm-80cm) [GP2Y0A21YK0F]](/rails/active_storage/representations/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCF5xJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--cdb8eb9d0fe98d057b414eef8dcd548f395601c6/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVHsIOgtmb3JtYXQ6CXdlYnA6EnJlc2l6ZV90b19maXRbB2kCkAFpApABOgpzYXZlcnsHOgxxdWFsaXR5aVc6CnN0cmlwVEkiCHB1cgY7AFRJIg52YXJpYXRpb24GOwBG--f55be79df1f1b025f86d676a642df617e240cfbc/image_472c71f6-71e8-4819-8c9d-a4318322b0d1.jpg)
IR distance sensor includes cable (10cm-80cm) [GP2Y0A21YK0F]
SKU: AF-164 | Brand: Adafruit
The Sharp GP2Y0A21YK0F is an infrared distance sensor that measures distances from 10 cm to 80 cm by bouncing IR light off objects. It outputs an analogue voltage proportional to distance — approximately 3 V at 10 cm ...
Delivered by Fri 16 Oct
Infrared Proximity Sensor Short Range - Sharp GP2Y0A41SK0F
SKU: SF-SEN-12728 | Brand: SparkFun
Infrared proximity sensor made by Sharp. Part # GP2Y0A41SK0F has an analog output that varies from 3.1V at 4cm to 0.3V at 30cm with a supply voltage between 4.5 and 5.5VDC. The sensor has a Japanese Solderless Termina...
Delivered by Thu 24 Sep
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 Mon 5 Oct
DE-LIDAR TF01 (ToF) Laser Rangefinder (10m)
SKU: DF-SEN0238 | Brand: DFRobot
DE-LIDAR TF01 is a unidirectional laser rangefinder, which based on ToF (Time of Flight) technology. It is comprised of particular optical and electrical devices that makes it stable, high sensitivity and high pre...
Delivered by Mon 5 Oct
TFA300-L 290m 10kHz Lightweight Single-Point LiDAR Sensor
SKU: DF-SEN0675 | Brand: DFRobot
The TFA300-L is a compact single-point LiDAR sensor designed for fast, precise distance measurement on dynamic platforms such as drones and optoelectronic systems. It uses Time-of-Flight (ToF) laser ranging to provide...
Delivered by Mon 5 Oct
DFRobot Ultra-Compact ToF Laser Ranging Sensor - 7.8m
SKU: DF-SEN0646 | Brand: DFRobot
This ultra-compact dToF laser ranging sensor uses 940nm laser pulses to measure distance up to 7.8 metres with typical ±4cm accuracy. It is designed for precise, real-time ranging in compact robotics, drone, IoT and a...
Delivered by Mon 5 Oct
5V IR Photoelectric Switch (4m)
SKU: DF-SEN0523 | Brand: DFRobot
This IR break-beam photoelectric switch detects objects by sending an invisible infrared beam from an emitter to a receiver. When a non-transparent object passes between the two and breaks the beam, the receiver outpu...
Out of stock
Sharp GP2Y0D810Z0F Digital Distance Sensor 10cm
SKU: PL-1135 | Brand: Pololu
This small digital distance sensor detects objects between 2 cm and 10 cm (0.8″ and 4″) away. With its quick response time, small size, and low current draw, this sensor is a good choice for non-contact obje...
Out of stock
25m Long Distance ToF Laser Sensor (±3cm Accuracy, 100Hz, 100K LUX Resistant)
SKU: DF-SEN0647 | Brand: DFRobot
The TOFSense F2 is a high-performance laser distance sensor using dTOF (Direct Time-of-Flight) technology. With 25m range, ±3cm accuracy, and 100Hz refresh rate, it's ideal for robotics, industrial automation, drones,...
Out of stock
SDM15 ToF Single-Point Ranging LiDAR Sensor (15m, UART, Supporting ROS & ROS2)
SKU: DF-SEN0588 | Brand: DFRobot
The laser transmitter emits laser light at time t1. The laser collector collects the reflected laser distance at time t2 = (t2-t1)*light speed/2, because t2-t1 is the round-trip time from laser emission to reception.S...
Out of stock
Garmin LIDAR-Lite v4 LED - Distance Measurement Sensor (Qwiic)
SKU: SF-SEN-18009 | Brand: SparkFun
The LIDAR-Lite v4 Qwiic from GARMIN is a high-performance, wireless optical distance measurement sensor that doesn't require any soldering to get started. This is the ideal solution for drone, robot, IoT, or unmanned ...
Out of stock
TF Mini Plus(ToF) Laser Range Sensor
SKU: DF-SEN0309 | Brand: DFRobot
TFmini Plus is a great improvement over the original TFmini. It is a small single-point ranging sensor with unique optical and electrical algorithms, which can realize accurate and quick distance measurement as well a...
Out of stock
USB - ProxSonar - EZ (MB1414)
SKU: DF-SEN0146 | Brand: DFRobot
The USB-ProxSonar-EZ1 has a detection zone of ~5 feet and will allow for 8+ simultaneous sensors. The USB-ProxSonar-EZ ultrasonic proximity sensors feature an easy to use USB interface that connects directly to a...
Out of stock
SRF08 Ultrasonic Sensor
SKU: DF-SEN0007 | Brand: DFRobot
The SRF08 is an evolutionary step up from the SRF04. It requires less power to operate, has a longer range (up to 6m) and it performs its own internal timing of the return echo. The SRF08 is also fitted with an LDR...
Out of stock
