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HC-SR04 Ultrasonic Sonar Sensor Module

110 BDT

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HC-SR04 Ultrasonic Sonar Sensor | Distance Measurement Module

Disclaimer:

Images shown are for illustration only and may not exactly represent the final product. Minor differences may occur due to lighting, display variations, or manufacturer updates. We reserve the right to make changes to the product without prior notice.

Product Description:

The HC-SR04 Ultrasonic Sonar Sensor is a reliable and affordable module for measuring distances using sound waves. It works by sending an ultrasonic pulse and detecting its echo to calculate the distance between the sensor and an object. This module is widely used in robotics, automation, and obstacle-avoidance systems due to its accuracy, simplicity, and low power consumption. It is fully compatible with Arduino, ESP32, Raspberry Pi, and similar controllers.

Key Features:

  • Accurate non-contact distance measurement using ultrasonic pulses
  • Wide operating range from 2cm to 400cm (±3mm accuracy)
  • Compact 4-pin module for easy breadboard use
  • Compatible with 3.3V and 5V logic controllers
  • Ideal for obstacle detection, parking assist, and water-level monitoring

Specifications:

  • Operating Voltage: 3.3V – 5V DC
  • Operating Current: 15mA (typical)
  • Operating Frequency: 40kHz
  • Measurement Range: 2cm – 400cm
  • Accuracy: ±3mm
  • Effective Angle: 15°
  • Trigger Input: 10µs TTL pulse
  • Echo Output: TTL logic signal proportional to distance
  • Interface: 4-pin header (VCC, Trig, Echo, GND)
  • Dimensions: 45 × 20 × 15 mm
  • Weight: 9g

Applications:

  • Obstacle avoidance in robotics
  • Smart parking and distance detection systems
  • Liquid level measurement
  • DIY automation and IoT projects
  • Industrial and educational use

Package Includes:

  • 1 × HC-SR04 Ultrasonic Sonar Sensor Module

Please Note: Product information has been collected from various sources across the web. While we have made every effort to ensure the accuracy of the information presented, slight variations may still occur. Kindly verify the specifications and compatibility before using this product.

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