LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl Ra-01 with Antenna

LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna

Ra-01 with Antenna
$18.10 $21.94
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LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl Ra-01 with Antenna
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl Ra-01 with Antenna
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl Ra-01 with Antenna
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
  • LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna Wireless RF Module Axl
LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna

LoRa SX1278 RA-01/RA-02 433MHz Wireless Module + Antenna

$18.10 $21.94
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LoRa SX1278 RA-01/RA-02 433MHz Spread Spectrum Wireless Module

Take your IoT and wireless communication projects to the next level with the LoRa SX1278 RA-01/RA-02 433MHz Spread Spectrum Wireless Module. Featuring the powerful SX1278 chipset, this compact SMD module delivers long-range, low-power wireless data transmission over a standard SPI interface — making it ideal for Arduino, Raspberry Pi, and custom embedded systems.

Whether you're building a smart sensor network, a remote telemetry system, or a wireless serial port application, this module provides exceptional range and strong interference resistance thanks to its LoRa (Long Range) spread spectrum technology.

Key Features

  • Frequency: 433 MHz — ideal for ISM band wireless communication
  • Chipset: Semtech SX1278 — industry-leading LoRa spread spectrum technology
  • Interface: SPI — easy integration with microcontrollers and single-board computers
  • Supply Voltage: 2.7V – 3.6V — compatible with 3.3V logic systems
  • Operating Temperature: -40°C to +80°C — reliable in a wide range of environments
  • Package: SMD — compact form factor for space-constrained designs
  • Includes antenna for immediate out-of-the-box use
  • Condition: Brand new
  • No high-concern chemicals (RoHS-compliant materials)

Specifications

Frequency Band 433 MHz
Chipset Semtech SX1278
Interface SPI
Supply Voltage 2.7V – 3.6V
Operating Temperature -40°C to +80°C
Package Type SMD
Antenna Included
Quantity 1 Module

What Is LoRa Spread Spectrum Technology?

LoRa (Long Range) is a proprietary spread spectrum modulation technique developed by Semtech. It allows data to be transmitted over very long distances (up to several kilometres in open environments) while consuming minimal power. This makes it the go-to choice for IoT devices, remote sensors, smart agriculture, and industrial monitoring applications.

Compatible With

  • Arduino (Uno, Mega, Nano, etc.)
  • Raspberry Pi (via SPI GPIO)
  • STM32, ESP32, ESP8266, and other 3.3V microcontrollers
  • Custom PCB designs and embedded systems

Made in Mainland China.

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Frequently Asked Questions

Q: What is the LoRa SX1278 RA-01/RA-02 module used for?

A: The LoRa SX1278 RA-01/RA-02 433MHz wireless module is used for long-range, low-power wireless communication in IoT projects, remote sensor networks, smart agriculture systems, home automation, and wireless serial port applications. Its SPI interface makes it easy to connect to microcontrollers like Arduino and Raspberry Pi.

Q: What voltage does this module operate at?

A: The SX1278 LoRa module operates at a supply voltage of 2.7V to 3.6V, making it directly compatible with 3.3V systems such as Arduino (with a level shifter for 5V boards), ESP32, ESP8266, and STM32 microcontrollers.

Q: Does this module come with an antenna?

A: Yes, this LoRa SX1278 RA-01/RA-02 module comes complete with an antenna, so you can begin testing and deploying your wireless communication project right away without needing to purchase additional components.

Q: What is the difference between the RA-01 and RA-02 variants?

A: The RA-01 and RA-02 are both based on the Semtech SX1278 chipset and operate on the 433MHz frequency band. The main difference lies in their PCB layout and pin configuration, with the RA-02 typically featuring castellated mounting holes for easier SMD soldering onto a carrier PCB. Both support SPI communication and LoRa spread spectrum modulation.

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