
Description:
The SX1278 LoRa RA-02 433MHz Wireless Transceiver Module is a high-performance long-range RF communication module designed for IoT, wireless sensor networks, smart agriculture, home automation, and remote monitoring applications. Based on the Semtech SX1278 LoRa chip, it delivers reliable low-power data transmission over long distances with excellent interference resistance. Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers, the RA-02 module is an ideal solution for wireless communication projects requiring extended range and stable performance.
Specifications:
- Chipset: Semtech SX1278
- Operating Frequency: 433 MHz
- Supply Voltage: 1.8V – 3.7V DC
- Communication Interface: SPI
- Communication Distance: Up to 15 km (Open Area, Ideal Conditions)
- Receiver Sensitivity: Up to -148 dBm
- Programmable Bit Rate: Up to 300 kbps
- Operating Temperature: -40°C to +85°C
Features:
- Long-range wireless communication up to 15 km
- Based on Semtech SX1278 LoRa chipset
- 433 MHz spread spectrum transmission
- High receiver sensitivity of -148 dBm
- Low power consumption for battery-powered devices
- Programmable data rates up to 300 kbps
- Reliable communication with strong anti-interference performance
- SPI interface for easy microcontroller integration
- Supports Arduino, ESP32, ESP8266, Raspberry Pi, and STM32
- Ideal for IoT, smart agriculture, telemetry, and remote monitoring projects
- Compact and lightweight design
- Stable performance in industrial and outdoor applications
Connection Diagram:

LORA Receiver:

Package Included:
1 x SX1278 LoRa RA-02 433MHz Wireless Transceiver Module
