ultrasonic proximity sensor arduino

Bestseller No. 1
ACEIRMC HC-SR04 Ultrasonic Sensor Distance Module for Arduino UNO MEGA2560 Nano Robot XBee ZigBee by ElecRight (5 PCS)
  • HC-SR04 Ultrasonic Sensor Distance Module: using IO trigger for at least 10us high level signal
  • This module has stable performance and accurate measurement distance.
  • Detection distance: 0.78~196 in/ (2cm~500cm); High precision: up to 0.12 in/(0.3 cm); Detection angle: <15 °.
  • This module is fully Compatible with GH-311 anti-theft module.
  • HC-SR04 Arduino ultrasonic sensor can send eight 40 kHz and detect whether there is any pulse signal back.If it back, a high level signal will be outputed by IO, and the duration of the signal is the time from sending ultrasonic to returning.
Bestseller No. 2
SunFounder Ultrasonic Module HC-SR04 Distance Sensor for Arduino R3 Mega2560 Duemilanove Nano Robot Rapsberry Pi 4B 3B+, 3B, 2 Model B & 1 Model B+
  • Ultrasonic hc-sr04 distance measuring transducer sensor, it consists of ultrasonic transmitter, receiver, and control circuit.
  • HC-SR04 Ultrasonic Sensor Distance Module: using IO trigger for at least 10us high level signal,When triggered it sends out a series of 40KHz ultrasonic pulses and receives echo from an object.
  • Hc-sr04 Test Distance following formula: L = 1/2 × T × C ( L is the distance, T is the time between the emission and reception, and C is the sonic speed)
  • Power Supply : 5V DC; Quiescent Current : <2mA,; Effectual Angle: <15° ; Detection Distance : 2cm~450 cm; Resolution : 0.3 cm
  • Package Content: 5 HC-SR04 Ultrasonic Sensors , 10 Female-Male Dupont Cables , 10 Female-Female Dupont Cables , 1 Exquisite package box
Bestseller No. 3
ELEGOO 5PCS HC-SR04 Ultrasonic Module Distance Sensor for Arduino UNO MEGA2560 Nano Robot XBee ZigBee
  • Ultrasonic hc-sr04 distance measuring transducer sensor
  • HC-SR04 consists of ultrasonic transmitter, receiver, and control circuit. When trigged it sends out a series of 40KHz ultrasonic pulses and receives echo from an object.
  • ~Power supply: 5V DC; quiescent current: less than 2mA; effectual angle: less than 15°; distance: 2cm500cm; resolution: 0. 3 cm~
  • Package Content: 5pcs HC-SR04 with a little gift
SaleBestseller No. 4
Smraza 5pcs Ultrasonic Module HC-SR04 Distance Sensor with 2pcs Mounting Bracket for Arduino R3 MEGA Mega2560 Duemilanove Nano Robot XBee ZigBee
  • Test mode :Using IO trigger for high level signal.( Not less that 10us),The Module sends eight 40 kHz automatically and detect whether there is a pulse signal back.
  • The detection zone: 0.78~196 in/ (2cm~500cm); High precision: up to 0.12 in/(0.3 cm) Effectual angle: less than 15°
  • Power supply: 5V DC; Quiescent current: less than 2mA.
  • Test distance = ((Duration of high level)*(Sonic :340m/s))/2
  • Package included: 5pcs HC-SR04+ 2pcs Mounting Bracket(support HC-SR04 only)
Bestseller No. 5
N / A 2pcs JSN-SR04T Integrated Ultrasonic Module Distance Measuring Transducer Sensor Waterproof Compatible with Arduino Raspberry Pi
  • With a waterproof sealed emitter. This sensor is suitable for outdoor applications such as car reversing sensors, security alarms, industrial inspection, etc.
  • Integrated with wire enclosed waterproof probe, suitable for wet, harsh measurement occasions. Please note that the device is waterproof, but it couldn't work underwater.
  • Working voltage:DC 5V, Static current:5mA, Total current work: 30mA. Working range: 25cm-4M, Working frequency: 40KHZ, Detecting angle: 70 degree.
  • The module has a variety of modes that can be modified manually, suitable for testing and teaching experiments in different occasions.
  • Application: Horizontal distance messurement,Obstacle avoidance, automatic control, Traffic control, Security, industrial control.
Bestseller No. 6
Excelity 3pcs Ultrasonic Module HC-SR04 Distance Sensor with 3pcs Mounting Bracket
  • [PACKAGE INCLUDED] 3pcs HC-SR04 distance measurement module & 3pcs mounting bracket for installation
  • [FEATURE] These module is for distance measuring transducer that working with ultrasonic, they consist of ultrasonic transmitter, receiver, and control circui
  • [FUNCTIONAL PARAMETER] Effectual Angle: <15 degree ; Detection Distance : 2cm~450 cm ; Resolution : 0.3 cm. Power Supply : 5V DC ; Quiescent Current : <2mA ;
  • [UNIVERSAL COMPATIBILITY] Built in standard interface that can be controlled directly by microcontroller,such as 8051, AVR
  • [WORKING PRINCIPLE] Using IO trigger for at least 10us high level signal, when triggered it sends out a series of 40KHz ultrasonic pulses and receives echo from an object, the duration of the signal is the time from sending ultrasonic to returning.The distance = (duration time * sound velocity (340M/S) / 2
Bestseller No. 7
Waterproof Ultrasonic Module JSN-SR04T Water Proof Integrated Distance Measuring Transducer Sensor for Arduino
  • The JSN-SR04T ultrasonic distance measuring module provides a measurement range of 20cm-600cm. Blind area is 20cm.
  • Working voltage: DC5V, Working current:30mA. Authentic JSN brand Ultrasonic Module, works with arduino raspberry pi B/2B/3B/4B zero w
  • Integrated with wire enclosed waterproof probe, suitable for wet, harsh measurement occasions. Please note that the device is waterproof, but it couldn't work underwater.
  • High accuracy, strong anti-jamming, small size, easy to use, low voltage, low power consumption
Bestseller No. 8
kuman 5pcs Hc-sr04 Ultrasonic Distance Measuring Sensor Module kit for Arduino Mega2560 Duemilanove Raspberry Pi 3 Robot K18
  • Update new version: Add 3 items as gift: 1*HC-SR04 Bracket + Male to Femal jump wires 20pin +10*cable ties for fixing HC-SR04
  • Ranging distance: 2cm~450cm.High precision: up to 0.3cm.Effectual angle:15 degree.Module precision:blind spots (2cm)-SUPER CLOSE
  • Power supply :5V DC. Quiescent current : <2mA.Size : 4.5 x 2.5 x 1.5 cm / 1.8x 1 x 0.59inch (L*W*T)
  • Automatically send eight "40 kHz "and detect whether there is a pulse signal back.
  • Mode of connection:4 pins VCC, Trig (control side), echo (receiver), out (empty),GND
Bestseller No. 9
WYPH Ultrasonic Module HC-SR04 Distance Measuring Ranging Sensor for Arduino UNO Mega R3 Mega2560 Duemilanove Nano Robot Pack of 10pcs
  • Using IO trigger for at least 10us high level signal
  • The module automatically sends eight 40 kHz and detect whether there is a pulse signal back
  • If the signal back, through high level ,time of high output IO duration is the time from sending ultrasonic to returning. Test distance = (high level time velocity of sound (340M/S) /2
  • Power supply :5V DC, quiescent current : <2mA,effectualangle: <15 ranging distance : 2cm~500 cm resolution : 0.3 cm
  • Package Content: 10pcs HC-SR04
Bestseller No. 10
WMYCONGCONG 10 PCS HC-SR04 Ultrasonic Distance Measuring Sensor Module for Arduino
  • Adapting IO trigger range, at least 10us high level signal to detect the distance.
  • Detection distance: 2cm-450cm
  • Precision: up to 3mm
  • Size:45*20*15mm/1.77*0.78*0.59in
  • Ideal for Robot obstacle avoidance, object distance measuring, liquid level detection, public security, parking lot detection.

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