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Product Overview
Discover the HC-SR04 Ultrasonic Sensor, a versatile 3.3V‑5V distance detection module designed for precise ranging in robotics, IoT, and automation projects. Compact yet powerful, it delivers reliable distance measurements up to 4 meters with a 1‑cm resolution, making it ideal for obstacle avoidance, level sensing, and object tracking.
Key Features
- Dual‑mode operation: 3.3 V or 5 V supply for flexible integration
- Ultra‑compact 16 mm × 16 mm footprint – perfect for PCB space constraints
- Fast response time (≤50 ms) for real‑time applications
- Wide operating temperature range (−40 °C to +85 °C)
- High accuracy: ±1 cm resolution across the full range
- Integrated waterproof housing for outdoor and industrial use
- Standard 4‑pin interface (VCC, Trig, Echo, GND) – plug‑and‑play
Specifications
- Operating Voltage: 3.3 V / 5 V
- Operating Current: < 30 mA
- Measurement Range: 0.2 m – 4 m
- Resolution: 1 cm
- Response Time: < 50 ms
- Connector: 4‑pin male header
- Package: 16 mm × 16 mm × 3 mm
Applications & Compatibility
Whether you’re building a line‑following robot, a smart parking system, or a home automation sensor, the HC‑SR04 fits seamlessly into Arduino, Raspberry Pi, ESP32, STM32, and other microcontroller platforms. Its standard 4‑pin interface and low power consumption make it a go‑to choice for hobbyists and professional engineers alike.
Package Includes
- 1–10 pcs HC‑SR04 Ultrasonic Sensors (choose your quantity)
- 4‑pin male header (optional)
- Quick‑start guide and wiring diagram
Why Choose Our HC‑SR04 Ultrasonic Sensor?
Our HC‑SR04 modules are manufactured with stringent quality control, ensuring consistent performance and durability. The waterproof design protects against dust and moisture, extending the sensor’s life in harsh environments. Plus, with bulk pricing options, you can scale your projects from prototypes to mass production without compromising on cost or quality.
Price: $ 2.36