HC SR04 Ultrasonic Module by Mumusuki – ABS Housing, High Accuracy

Description

Product Overview

The HC SR04 Ultrasonic Module is engineered to provide precise distance measurement in a compact form factor, making it an ideal choice for robotics, automation, and hobbyist projects. Constructed from high‑quality ABS plastic, the module offers excellent resistance to impact and environmental stress, ensuring long‑term reliability even in demanding applications. Operating at a voltage range of 3.3V to 5.5V, it is fully compatible with the Arduino MEGA2560 platform and a variety of other microcontroller units, including PIC18F877 and 8051‑based systems. The sensor utilizes ultrasonic waves to calculate distance, delivering stable and repeatable readings across its specified measuring range. Its compact dimensions—2.36 × 1.18 × 0.79 inches—and lightweight design (0.35 oz) allow for easy integration into tight spaces and mobile platforms.

Usage

Designed with versatility in mind, the HC SR04 module excels in a variety of real‑world scenarios. In educational robotics, it enables students to build obstacle‑avoidance systems that react swiftly to nearby objects, fostering hands‑on learning about sensor integration and control algorithms. For industrial automation, the module can be employed in conveyor‑belt monitoring, material handling, and safety‑critical zones where accurate proximity detection is essential. Hobbyists creating autonomous drones or remote‑controlled vehicles will appreciate the module’s low power consumption and straightforward wiring, which simplify the addition of range‑finding capabilities without adding significant weight. The module’s compatibility with multiple MCU families means developers can prototype quickly using their preferred development environment, whether they are working with C51, PIC18F877, or other popular microcontroller platforms.

Why Choose Us

Choosing the HC SR04 Ultrasonic Module from Mumusuki means selecting a product backed by rigorous quality assurance and a commitment to customer satisfaction. Each unit undergoes comprehensive testing to verify measurement accuracy, response time, and durability before it leaves the factory. The ABS housing not only protects the internal transducer but also provides a stable mounting surface that reduces vibration‑induced errors. Mumusuki offers responsive technical support, including detailed documentation, example code, and troubleshooting guides, ensuring that users can get up and running with minimal delay. Additionally, the module’s design incorporates a switching output pin that can be leveraged for anti‑theft applications, adding functional flexibility beyond standard distance sensing. With a proven track record reflected in a 4.3‑star rating from verified buyers, the HC SR04 stands out as a reliable component for both novice and experienced engineers.

Key Features

• High‑accuracy ultrasonic ranging delivers reliable distance data for precise control.
• Durable ABS housing protects the sensor and extends product lifespan in harsh environments.
• Wide voltage compatibility (3.3 V‑5.5 V) ensures easy integration with MEGA2560 and other MCUs.
• Compact size and lightweight design enable installation in space‑constrained robotic platforms.
• Responsive technical support and comprehensive documentation provide peace of mind after purchase.

FAQ

What is the maximum measuring distance of the HC SR04 module?

The sensor can accurately detect objects up to approximately 4.5 meters (15 feet) under optimal conditions, making it suitable for most indoor and short‑range outdoor applications.

Can the module operate at 3.3 V, and is it safe for direct connection to a MEGA2560?

Yes, the HC SR04 is designed to function within a 3.3 V to 5.5 V range, and it can be directly interfaced with the Arduino MEGA2560 without additional voltage regulation.

Is the module compatible with other microcontroller families such as PIC or 8051?

Absolutely. The module provides standard trigger and echo pins that can be programmed using C51, PIC18F877, or any other MCU that supports digital I/O, allowing flexible integration across platforms.

How does the switching output pin work for anti‑theft applications?

The dedicated output pin can be configured to change state when an object is detected within a preset distance, enabling it to trigger alarms or lock mechanisms in security‑focused projects.

What kind of support does Mumusuki offer for developers?

Mumusuki supplies detailed datasheets, example code snippets for multiple programming environments, and a responsive customer service team ready to assist with technical questions and troubleshooting.