Ai Thinker NF-03 Wireless Transceiver Module

The Ai Thinker NF-03 is a compact, low-power wireless transceiver module operating in the 433 MHz ISM frequency band. Designed for reliable short- to medium-range wireless communication, it is ideal for IoT, smart home automation, telemetry, and remote control applications.

This module integrates a high-performance RF chip with a built-in PCB antenna, providing stable communication and strong interference immunity. With an easy-to-use UART interface, it can be seamlessly connected to Arduino, Raspberry Pi, STM32, and other microcontrollers, making it perfect for both prototyping and production systems.

The NF-03 is optimized for robust wireless data transmission, low power consumption, and compact integration, ensuring reliable operation in embedded and IoT projects.

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Features:

• Frequency Range: 433 MHz ISM band
• Interface: UART serial communication (TX/RX)
• Operating Voltage: 3.3V – 5V
• Transmission Distance: Up to 200–500 meters (line-of-sight)
• Data Rate: 9600 bps (default), configurable
• Antenna: Built-in PCB antenna for stable RF communication
• Low Power Modes: Sleep and standby supported
• Operating Temperature: -40°C to +85°C
• Compact Form Factor: Lightweight, PCB-friendly design

Advantages:

• UART interface for easy microcontroller integration
• Low-power operation for battery-powered devices
• Stable communication with built-in PCB antenna
• Compact and lightweight for embedded IoT systems
• Reliable wireless transmission for short-to-medium distances

Applications:

• IoT Projects: Wireless sensor networks and smart devices
• Home Automation: Remote control of lights, fans, and appliances
• Telemetry & Data Logging: Short-to-medium range wireless communication
• Industrial & Embedded Systems: Reliable wireless control and monitoring
• Educational & DIY Projects: Learning IoT, wireless communication, and Arduino integration
• Robotics & Remote Control: Wireless control of devices and robots