Motion (PIR, ultrasonic)

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-SEN0311 | Brand: DFRobot

A commercial-grade waterproof ultrasonic distance sensor with UART serial output. The A02YYUW features a much smaller blind zone (3 cm) and wider sensing angle than many comparable sensors, plus penetration through sm...

SKU: DF-SEN0312 | Brand: DFRobot

The ME007YS is a waterproof ultrasonic distance sensor designed for non-contact liquid level measurement and other distance sensing applications. With an IP67-rated sealed probe and UART serial output, it delivers rel...

SKU: DF-SEN0313 | Brand: DFRobot

A waterproof ultrasonic distance sensor with UART serial output. The A01NYUB measures distance by timing the ultrasonic pulse echo and outputs the result directly via asynchronous serial at 9600 bps — no external sign...

SKU: AF-979 | Brand: Adafruit

The LV-EZ0 from MaxBotix is a compact ultrasonic rangefinder providing short to long-range detection. It can detect objects from 0 to 254 inches (6.45 m) and provides calibrated range information from 6 inches out to ...

SKU: DF-SEN0388 | Brand: DFRobot

This is a non-contact ultrasonic ranging sensor of high-performance from URM09 series, employing standard PH2.0-3P Gravity vertical interface. It provides an accuracy of 1% within an effective measuring range of 2~500...

SKU: DF-SEN0301 | Brand: DFRobot

This is an ultrasonic distance sensor(ULS) of high performance with an enclosed waterproof probe. The sensor, like many other ultrasonic sensors, based on the principle of ultrasonic echo ranging, determines the dista...

SKU: DF-SEN0304 | Brand: DFRobot

DFRobot URM09 is an ultrasonic sensor specifically designed for fast ranging and obstacle avoidance application. Its measuring frequency can reach up to 50Hz. The sensor adopts built-in temperature compensation and I2...

SKU: DF-SEN0591 | Brand: DFRobot

##Introduction With a measurement range of up to 3m, the RS485 ultrasonic obstacle avoidance distance ranging sensor offers advantages such as small blind zones (Measurement accuracy: 1 + (S * 0.3%) cm), narrow measur...

SKU: SF-SEN-24805 | Brand: SparkFun

The SparkFun Qwiic Ultrasonic Distance Sensor, a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm. This sensor is designed to seaml...

SKU: DF-SEN0519 | Brand: DFRobot

The DFRobot URM15 is an industrial-grade ultrasonic ranging sensor with an IP65-rated waterproof probe. It provides an effective measuring range of 30–500 cm (tested against a flat wall) and communicates via an RS485 ...

SKU: DF-SEN0358 | Brand: DFRobot

DFRobot URM14 RS485 Precision Ultrasonic Sensor(200KHz) is a high-frequency precision ultrasonic sensor for industrial use. The sensor measurement and signal processing unit is completely encapsulated in an M18 metal ...

SKU: DF-SEN0307 | Brand: DFRobot

The DFRobot URM09 is an analog output ultrasonic distance sensor optimised for fast ranging and obstacle avoidance. With a maximum measurement rate of 30Hz, built-in temperature compensation, and a range of 2–500cm, i...

SKU: DF-SEN0268 | Brand: DFRobot

The MB8450 is a weather-resistant ultrasonic car detection sensor with centimetre resolution and a range of 500–5000 mm. It connects via USB Micro-B for simple interfacing and is factory calibrated for reliable long-r...

SKU: DF-SEN0280 | Brand: DFRobot

The MB1360 XL-MaxSonar-AEL0 sensor features centimeter resolution and a 10Hz read rate, and provides short to long distance detection and range information from 25cm to 1068. This sensor has the widest and most sensit...

SKU: DF-SEN0269 | Brand: DFRobot

The HRLV-MaxSonar-EZ4 (MB1043) is a compact ultrasonic range sensor with 1 mm resolution, measuring distances from 300 mm to 5000 mm at a 10 Hz read rate. It features the narrowest beam width in the HRLV-MaxSonar-EZ s...

SKU: DF-SEN0275 | Brand: DFRobot

The MB1040 LV-MaxSonar-EZ4 is a compact ultrasonic range sensor from MaxBotix that provides distance measurements from 15 cm to 645 cm (6" to 254") with 2.5 cm (1") resolution. It features the narrowest beam width of ...

SKU: DF-SEN0276 | Brand: DFRobot

The MB1009 ParkSonar-EZ-144 is an ultrasonic proximity and range sensor from MaxBotix, designed to detect vehicles within a calibrated detection zone. It reports when a target enters or leaves the zone, with both prox...

SKU: DF-SEN0270 | Brand: DFRobot

The MB1413 HRUSB-MaxSonar-EZ1 has millimeter resolution and a ~4Hz read rate, features a great blend of sensitivity as well as side object rejection, and provides short to long distance detection and range information...

SKU: AF-982 | Brand: Adafruit

The LV-EZ4 from MaxBotix is a compact ultrasonic rangefinder that detects objects from 0 to 254 inches (6.45 metres), with calibrated range output from 6 to 254 inches at 1-inch resolution. Objects closer than 6 inche...