SX1278 LoRa Module Ra-02 433MHz Long Range Wireless Transceiver for IoT & Arduino:

 The SX1278 LoRa Module Ra-02 is a high-performance, ultra-long-range wireless communication module designed for low-power and long-distance data transmission. Operating at 433MHz, it uses advanced LoRa™ spread spectrum technology, enabling communication over distances of up to 10 km in open areas with minimal power consumption. This makes it ideal for IoT projects, smart agriculture, environmental monitoring, wireless sensor networks, and long-range telemetry applications.

Technical Specifications

• Model: Ra-02 (SX1278 LoRa)

• Frequency Range: 433MHz

• Modulation: LoRa™ / FSK / OOK

• Communication Distance: Up to 10 km (line-of-sight)

• Transmit Power: +18 dBm (Maximum)

• Receiver Sensitivity: -148 dBm

• Operating Voltage: 1.8V ~ 3.7V

• Interface: SPI

• Antenna Connector: IPEX

• Size: 16 x 16 mm

• Operating Temperature: -40°C ~ +85°C