HC-SR04 Ultrasonic Sensor

buy hc04 ultrasonic sensor online An ultrasonic sensor is an instrument that measures the distance to an object using ultrasonic sound waves. An ultrasonic sensor uses a transducer to send and receive ultrasonic pulses that relay back information about an object s proximity. HC-SR04 Ultrasonic Range Finder Module provides accurate distance measurement using ultrasonic waves. Perfect for Arduino, Raspberry Pi, obstacle avoidance robots, and DIY electronics projects.

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Product Details :

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Made In :	India

The HC-SR04 Ultrasonic Sensor is a widely used distance measurement module that calculates the distance of an object using ultrasonic sound waves. It is commonly used in robotics, obstacle avoidance systems, automation, and IoT projects with Arduino, ESP32, and other microcontrollers.

Key Features

Non-contact distance measurement
High accuracy and stable performance
Easy interface with microcontrollers
Low power consumption
Works with ultrasonic sound waves (40 kHz)
Ideal for real-time obstacle detection
Compact and reliable module

Technical Specifications

Parameter	Specification
Sensor Model	HC-SR04
Operating Voltage	5V DC
Measuring Range	2 cm – 400 cm (4 meters)
Accuracy	±3 mm
Operating Frequency	40 kHz ultrasonic signal
Trigger Signal	10 µs HIGH pulse
Output Type	Digital (Echo pulse)
Current Consumption	~15 mA