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After exploring an incredibly large number of articles and reviews by our brilliant Artificial Intelligence & ML tools; and deep processing, examination and rectification by our experienced technology experts, the golden shortlist for the Best Ultrasonic Proximity Sensors (2021) is ultimately drafted.

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In order to obtain the Best Ultrasonic Proximity Sensors (2021), our brilliant platforms and experts have taken many criteria into account such as product fitness for use, features that meet consumers needs and give buyer satisfaction, freedom from deficiencies or defects, conformity of standards, quality/price ratio, reliability, user-oriented design, quality conformance to user requirements and regulations, health and safety, actual user satisfaction and many others. It is worth to mention that each user has different requirements so please consider the ranking below as a guideline and not as a gospel. In any case, in the below benchmarking you can certainly find the overall best ones despite your requirements.

Our smart platforms and skillful hi-technology gurus work hard to identify the best product options. We strongly believe that our review assessment can help you simplify your purchase decision and choose among the absolute Best Ultrasonic Proximity Sensors (2021).

Best Ultrasonic Proximity Sensors

Best Choice No. 1
Hailege 5pcs HC-SR04 Ultrasonic Distance Sensor Ultrasonic Sensor for Arduino UNO MEGA2560 Nano 51/STM32
  • HC-SR04 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
  • HC-SR04 Test Distance: high level time velocity of sound (340M/S) /2
  • Equipped with anti-reverse pin socket – making the wiring much tighter and convenient; 4-pin anti-reverse cable also included.
  • Uses the MCU STC15W104 which has a built-in clock, no need of external crystal oscillator.
  • HC-SR04 Power Supply: 5V DC; Quiescent Current : <2mA,; Effectual Angle: <15° ; Detection Distance : 2cm~500 cm; Resolution : 0.3 cm
Best Choice No. 3
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.
Best Choice No. 4
12pcs HC-SR04 Ultrasonic Sensor Distance Module for Nano Robot XBee ZigBee by ElecRight for Ultrasonic Proximity Sensors Motion Detectors
  • Test mode :HC-SR04 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.
  • HC-SR04 Ultrasonic Sensor Distance Module: using IO trigger for at least 10us high level signal.
  • Power supply: 5V DC; Quiescent current: less than 2mA, Test distance = ((Duration of high level)*(Sonic :340m/s))/2.
  • HC-SR04 Power Supply : 5V DC; Quiescent Current : <2mA,; Effectual Angle: <15° ; Detection Distance : 2cm~500 cm; Resolution : 0.3 cm
  • The detection zone: 0.78~196 in/ (2cm~500cm); High precision: up to 0.12 in/(0.3 cm) Effectual angle: less than 15°
Best Choice No. 6
MB1044 LV-ProxSonar-EZ4 | Ultrasonic Proximity Sensor for Proximity, Booths/Kiosk, Robots and more | MaxBotix Inc.
  • Learns nearby environment when commanded to start ranging
  • Very low power, perfect for multiple sensor or battery based systems
  • Sensor doubles as a rangefinder (reports range data over serial)
  • Fast measurement cycle
Best Choice No. 7
Helonge Ultrasonic Sensor Module,5 Pcs HC-SR04 Ultrasonic Sensor Distance Module for Arduino UNO MEGA2560 Nano Robot XBee ZigBee and Electornial DIY
  • The performance of this module is a stable and precise measure of distance.
  • Detects whether a signal returns. A signal to return to a high IO output, high duration of the time from launch to return.
  • Detection is 3cm-400cm, induction angle is not more than 15 degrees.
  • Simple to use, IO trigger ranging to at least 10us high signal.
Best Choice No. 9
Ultrasonic Sensor for Robots, People Detection, Proximity Zone Detection and more | MB1003-000 HRLV-MaxSonar-EZ0 | Ranges from 30cm – 5000mm | MaxBotix Inc.
  • Firmware filtering for better noise tolerance and clutter rejection.
  • HRLV?MaxSonar?EZ0 has the widest and most sensitive beam pattern from HRLV?MaxSonar?EZ sensor line.
  • Maximum range of 5000 mm (195 inches).Resolution of 1 mm.
  • Operates from 2.5V-5.5V. Low 3.1mA average current requirement.
  • Read from all sensor outputs: Analog Voltage, RS232 or TTL Serial, and Pulse Width.
SaleBest Choice No. 10
KeeYees JSN-SR04T Integrated Ultrasonic Distance Sensor Module Waterproof Ultrasonic Transducer Probe with 2.5M Cable for Arduino
  • The JSN-SR04T ultrasonic distance measuring module provides a measurement range of 20cm-600cm. Blind area is 20cm. Angle: 120 degrees.
  • The module consists of an integrated ultrasonic sensor and control circuit. The usage of mode 1 (R27 = open) is compatible with the HC-SR04 module.
  • 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.
  • The module has a variety of modes that can be modified manually, suitable for testing and teaching experiments in different occasions.
  • The distance sensor is small in size, convenient to use, stable in performance, and high in measurement accuracy. Widely used for horizontal distance measurement, obstacle avoidance, automatic control, safety, industrial control, etc.

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