SPECIFICATIONS

Application: Electric Toy

Brand Name: NONE

Condition: New

Dissipation Power: 93mA ~ 105mA

High-concerned chemical: none

Operating Temperature: -30°C ~ +85°C

Origin: Mainland China

Package: SMD

Quantity: 1

Supply Voltage: 3.3V

Type: Module

is_customized: Yes

Product Description

The SX1278 RA-02 LoRa Wireless Module is a powerful long-range RF communication solution designed for applications where traditional wireless technologies fall short. Built around Semtech’s SX1278 transceiver chip, the module utilizes LoRa (Long Range) spread spectrum technology to deliver stable, low-power communication across several kilometers.

Whether you’re developing a smart farming system, wireless sensor network, home automation project, or industrial monitoring solution, the RA-02 provides dependable data transmission even in environments with significant signal interference.

With receiver sensitivity as high as -148dBm and transmission power up to +20dBm (100mW), the module offers exceptional communication performance while maintaining low energy consumption. This makes it particularly suitable for battery-operated devices that need to remain active for extended periods.

Unlike conventional RF modules, the SX1278 balances transmission distance, signal reliability, and power efficiency, enabling developers to create scalable wireless networks without sacrificing performance.

Key Features

Based on the SX1278 LoRa transceiver chipset

Long-range communication up to 10km in open environments

Advanced LoRa spread spectrum modulation technology

High receiver sensitivity of up to -148dBm

Up to +20dBm RF output power (100mW)

Low power consumption for battery-powered applications

Strong anti-interference and anti-jamming capability

Supports automatic signal detection and CAD mode

Half-duplex SPI communication interface

Built-in shielding for improved signal stability

Compact footprint for easy integration into projects

Supports air wake-up functionality

Advantages of LoRa Technology

LoRa modulation technology provides significant advantages over conventional wireless communication methods:

Greater communication distance

Improved signal penetration

Enhanced resistance to interference

Lower power consumption

Reliable operation in urban and industrial environments

Suitable for large-scale wireless sensor deployments

Applications

Smart Agriculture Systems

IoT Projects

Wireless Sensor Networks

Home Automation

Smart Meter Reading

Industrial Monitoring

Environmental Data Collection

Security and Alarm Systems

Remote Telemetry

Asset Tracking Solutions

• Smart Agriculture: Remote environmental monitoring across vast fields, orchards, livestock farms, and greenhouses.

• Industrial IoT (IIoT)：Sensor data collection in factories, chemical plants, and mining areas where wiring is difficult or unsafe.

• Smart Cities & Utilities: Automated infrastructure management, such as utility metering, waste management, and street lighting.

• Smart Home & Security: High-penetration signaling across multiple floors or thick concrete walls in large villas and residential complexes.