B2B Enquiry:
The HC-SR04 Ultrasonic Distance Sensor Module is a high-precision ultrasonic ranging sensor designed for non-contact distance measurement from 2cm to 400cm. Operating at 5V DC, it uses ultrasonic sound waves to accurately detect object distance with an accuracy of up to ±3mm.
Featuring separate Trigger (Trig) and Echo pins, the HC-SR04 easily interfaces with Arduino, Raspberry Pi, ESP32, STM32, and other microcontrollers. It is widely used in robotics, obstacle avoidance, parking systems, water level monitoring, automation, and DIY electronics projects.
🔧 Key Features
- Measures distance from 2cm to 400cm
- High accuracy of ±3mm
- 5V DC operating voltage
- 40kHz ultrasonic frequency
- Simple Trigger and Echo interface
- Stable and reliable performance
- Compact PCB for easy integration
- Compatible with Arduino, ESP32, Raspberry Pi and STM32
📐 Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Ultrasonic Distance Sensor Module |
| Model | HC-SR04 |
| Operating Voltage | 5V DC |
| Operating Current | 15mA (Typical) |
| Measuring Range | 2cm–400cm |
| Accuracy | ±3mm |
| Operating Frequency | 40kHz |
| Interface | Trig & Echo Pins |
| Dimensions | 45 × 20 × 15 mm (Approx.) |
| Applications | Robotics, Arduino, Obstacle Detection, Water Level Monitoring, Automation |
📌 Applications
- Obstacle avoidance robots
- Arduino and ESP32 projects
- Water level monitoring
- Parking assistance systems
- Distance measurement devices
- Industrial automation
- Smart home projects
💡 Why Choose This Product?
The HC-SR04 Ultrasonic Distance Sensor Module provides fast, accurate, and non-contact distance measurement with easy microcontroller integration. Its reliable performance, wide measuring range, and affordable design make it one of the most popular sensors for educational, robotics, and industrial automation projects.
📦 Package Includes
- 1 × HC-SR04 Ultrasonic Distance Sensor Module
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