RF Transceiver Module HC-12 433MHz 1000m (New Model)

The HC-12 SI4463 Wireless Serial Port Module is a long-range 433MHz communication solution designed for reliable wireless data transmission. Based on the SI4463 transceiver chip, this module offers an impressive range of up to 1000 metres in open conditions, making it ideal for hobbyists, educators, and professionals working on projects that require robust wireless serial communication. Its straightforward UART interface and compact design make it perfect for IoT applications, remote control systems, and wireless sensor networks.

Key Features:

• Long-Range Communication: Up to 1000m transmission distance in open areas, significantly outperforming traditional Bluetooth modules.
• Simple UART Interface: Transparent serial communication via TXD and RXD pins, enabling easy integration with microcontrollers.
• Multiple Operating Modes: Configurable settings via AT commands for different transmission rates and power levels.
• Power Supply: Operates on VCC (typically 3.2V to 5.5V), compatible with both 3.3V and 5V systems.
• Low Power Consumption: Efficient power management suitable for battery-powered applications.
• Easy Configuration: SET pin for entering configuration mode; adjustable parameters including baud rate, channel, and transmission power.
• Spring Antenna Connection: Dedicated ANT pad for external spring antenna attachment, optimising signal strength.
• Compact Module Design: Small form factor (approximately 27.8mm x 13.2mm) with castellated mounting holes for easy PCB integration.
• Operating Frequency: 433MHz ISM band, licence-free in most regions.
• Transceiver IC: Silicon Labs SI4463 or SI4438 high-performance wireless transceiver.
• Communication Protocol: Half-duplex wireless serial communication with automatic packet handling.
• Multi-Channel Support: Configurable across 100 channels within the 433MHz band to avoid interference.
• Data Rate: Adjustable from 1200bps to 115200bps depending on range requirements.
• Transmission Power: Configurable output power levels up to +20dBm for maximum range.
• Built-in FEC: Forward Error Correction for improved reliability in noisy environments.
• Pin Interface: SET, TXD, RXD, GND, VCC pins clearly labelled for straightforward connection.

Applications

• IoT Projects: Ideal for wireless sensor networks, environmental monitoring, and smart agriculture systems requiring extended range.
• Remote Control Systems: Perfect for controlling robots, drones, and RC vehicles beyond Bluetooth limitations.
• Home Automation: Suitable for wireless lighting control, garage door openers, and security systems across larger properties.
• Educational Use: Excellent for teaching wireless communication principles and building long-range telemetry projects.
• Industrial Monitoring: Applicable in warehouse management, asset tracking, and remote data logging applications.

Why Choose the HC-12 SI4463/SI4438 Wireless Serial Port Module? This new version HC-12 module combines exceptional range, ease of use, and versatility in a compact package. Its superior transmission distance and simple serial interface make it an excellent alternative to Bluetooth for applications requiring reliable long-range communication. With configurable settings and robust performance, you can confidently build wireless solutions that maintain stable connections across distances that other modules simply cannot achieve.