HC-12 433 Wireless Serial Module

The HC-12 433 Wireless Serial Module is a long-range wireless communication module designed for reliable data transmission between microcontrollers, embedded systems, and electronic devices. Operating at 433MHz frequency, this module provides a simple UART serial interface, allowing easy wireless communication without complex programming. With a long communication range, multiple operating modes, and adjustable transmission parameters, the HC-12 module is ideal for remote control systems, sensor networks, IoT applications, robotics, and automation projects. Available at Directronics, the HC-12 433 Wireless Serial Module is perfect for students, hobbyists, makers, educators, and professional engineers.

Features:

• 433MHz Wireless Serial Communication Module

• UART TTL Serial Interface

• Long Range Wireless Data Transmission

• Simple Plug-and-Play Communication

• Supports Multiple Communication Modes

• Adjustable Baud Rate Settings

• Built-In Antenna Design

• Low Power Consumption

• Stable and Reliable Wireless Performance

• Compact PCB Design

• Compatible with Arduino, ESP32, STM32, Raspberry Pi, and Other Controllers

• Suitable for Point-to-Point Wireless Communication

Why Choose HC-12 433 Wireless Serial Module?

• Provides long-distance wireless communication

• Easy UART interface requires minimal setup

• Suitable for replacing wired serial connections

• Works with popular microcontroller platforms

• Reliable option for remote monitoring and control applications

• Ideal for beginners, students, hobbyists, and professionals

Applications:

• Wireless Sensor Networks

• Remote Data Monitoring

• Home Automation Systems

• Robotics Communication

• Industrial Automation

• Wireless Control Systems

• IoT Sensor Applications

• Remote Weather Monitoring

• Smart Agriculture Projects

• Embedded System Development

Technical Specifications:

• Product Type: Wireless Serial Communication Module

• Module Name: HC-12

• Frequency: 433.4MHz–473.0MHz

• Communication Interface: UART TTL

• Operating Voltage: 3.2V–5.5V DC

• Communication Range: Up to 1000m (Open Area, Model Dependent)

• Baud Rate: 1200bps–115200bps (Configurable)

• Transmit Power: Up to 100mW (20dBm, Model Dependent)

• Antenna: Built-In / External Spring Antenna (Model Dependent)

• Operating Mode: FU1, FU2, FU3, FU4

• Operating Temperature: -40°C to +85°C (Typical)

Package Includes:

• 1 × HC-12 433 Wireless Serial Module

Related Products:

• Arduino Uno

• ESP32 Development Board

• STM32 F103C8T6 System Board

• Raspberry Pi Pico W

• NRF24L01 Wireless Module

• LoRa SX1278 Wireless Module

• Jumper Wire Bundle (40Pcs)

• Breadboard

• Sensor Modules

• Relay Modules

Why Buy from Directronics?

Directronics provides quality development boards, communication modules, sensors, electronic components, robotics modules, power management solutions, and IoT products for students, makers, educational institutions, startups, and industry professionals. Explore our complete range of Arduino, ESP32, ESP8266, Raspberry Pi, power modules, motor drivers, programming tools, and embedded development products to bring your ideas to life.

Note:

Product images are for illustration purposes only. Actual module layout, antenna type, and component placement may vary depending on the manufacturing batch. Ensure proper UART wiring (VCC, GND, TX, RX) before use. Communication range depends on antenna quality, environmental conditions, baud rate, and interference levels.