Distance & Ranging Sensors

SKU: LB-LR0230 | Brand: Little Bird

The HC-SR04 is a widely used ultrasonic distance sensor that measures distances from 2cm to 500cm (approximately 5 metres) with 1cm resolution. It works by emitting a 40kHz ultrasonic pulse, then measuring the time it...

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...

SKU: DF-SEN0609 | Brand: DFRobot

C4001 24GHz Millimeter-Wave Presence Sensor (25 m Range) The C4001 Millimeter-Wave Presence Sensor is a high-precision FMCW radar module designed for reliable human presence, motion, and distance detection. Operating ...

SKU: SF-SEN-15569 | Brand: SparkFun

This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an u...

SKU: DF-SEN0580 | Brand: DFRobot

What is Mirror Reflection Photoelectric Sensor Switch?A mirror reflection photoelectric sensor switch is a type of photoelectric sensor that uses a reflector to detect the presence or absence of an object. It work...

SKU: DF-FIT0762 | Brand: DFRobot

These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response t...

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...

SKU: PL-2465 | Brand: Pololu

This small digital distance sensor detects objects between 0.5 cm and 15 cm (0.2″ and 6″) away. With its quick response time, small size, low current draw, and short minimum sensing distance, this sensor is ...

SKU: DF-FIT0764 | Brand: DFRobot

These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response t...

SKU: DF-FIT0761 | Brand: DFRobot

These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response t...

SKU: DF-FIT0763 | Brand: DFRobot

This inductive ring proximity sensor detects metal objects as they enter or pass through a 22 mm ring opening. Operating on a 6–36 V supply with NPN normally-open output, it delivers a sub-1 ms response time — fast en...

SKU: DF-FIT0760 | Brand: DFRobot

These Inductive Ring Proximity sensors are designed to detect metal objects entering or passing through the ring. They operate on a 6-36V power supply and offer NPN output. The sensor features less than 1ms response t...