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Maisonup

HC-SR04 Ultrasonic Distance Sensor Module

HC-SR04 Ultrasonic Distance Sensor Module

Rs. 79.00
Rs. 149.00 Rs. 79.00
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The HC-SR04 Ultrasonic Distance Sensor is a reliable and affordable module for measuring distance using sound waves. It offers accurate readings from 2 cm to 400 cm, making it perfect for robots, obstacle detection, IoT projects, and DIY automation.

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The HC-SR04 Ultrasonic Sensor is one of the most popular distance-measuring modules used in robotics, automation, and IoT projects. It uses ultrasonic sound pulses to measure the distance between the sensor and an object, delivering quick and accurate results in real time.

With a simple 4-pin interface (Trig, Echo, VCC, GND), it works seamlessly with Arduino, ESP8266, ESP32, Raspberry Pi, and most microcontrollers. Whether you're building a smart robot, level detector, parking assistant, or any project that needs precise distance measurement — this sensor is a must-have.

🟧 Key Features

  • Accurate distance measurement from 2 cm to 400 cm
  • Fast response time for real-time detection
  • Simple 4-pin interface (Trig/Echo)
  • Wide 15° detection angle
  • Stable and repeatable readings
  • Compatible with Arduino, ESP32, ESP8266, Raspberry Pi
  • Low-cost and reliable sensor for DIY projects

🟧 Technical Specifications

  • Operating Voltage: 5V DC
  • Operating Current: ~15 mA
  • Measuring Range: 2 cm – 400 cm
  • Best Accuracy Range: 2 cm – 250 cm
  • Resolution: ~3 mm
  • Trigger Input: 10 µs pulse
  • Output: Echo pulse proportional to distance
  • Ultrasonic Frequency: 40 kHz
  • Detection Angle: ~15°
  • Interface Pins: VCC, Trig, Echo, GND
  • Dimensions: Approx. 45 × 20 × 15 mm

🟧 Package Includes

  • 1 × HC-SR04 Ultrasonic Distance Sensor Module

🟧 Ideal For

  • Obstacle detection in robots
  • Distance measurement & level sensing
  • Smart dustbins / motion-triggered systems
  • Parking sensors
  • Home automation
  • Smart water/chemical tank level projects
  • School/college electronics experiments

🟧 Why Buy From Maisonup?

  • Pre-tested sensors for reliable accuracy
  • Fast shipping across India
  • Maker-friendly support
  • Trusted by students, hobbyists, and electronics builders

90-Days Warranty

This product comes with a 90-Days supplier warranty covering manufacturing defects only, effective from the date of delivery. In case of a verified defect, the faulty part will be replaced after inspection by our technical team. Refunds or replacements of the complete product are not included under this warranty.

Warranty voids if:

The product shows signs of misuse, tampering, soldering, modification, exposure to static discharge, water, chemicals, or fire damage.

Find all related resources here — datasheets, manuals, drivers, and other product-specific documents. If you need anything else or require technical assistance, feel free to reach out through our Contact Us page.

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Fast Shipping Across India

We dispatch orders quickly from our Gurgaon hub so you get your components without delay. Most orders are shipped within 24 hours and reach major cities in 2–4 days, ensuring your projects never sit idle.

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Maker-Friendly Support

Got a question? Need guidance? Our support is handled by real makers who understand DIY challenges. Whether it’s compatibility, wiring, or troubleshooting — you’ll get clear, practical help, not scripted replies.