product

SX1278 wireless RF module LoRa spread spectrum

Size 29x18x3mm
Model GC433-TC019
Brand Silicon Transmission Technology
Packaging SMD
Origin Mainland China
Communication method UART
Operating frequency 433MHz
Antenna type External
Applicable scenarios Wireless meter reading smart agriculture application
Operating voltage 3.6V
Color classification Sample (with spring antenna), without antenna, module + spring antenna, module + rod + extension cable, module + suction cup + extension cable, kit (module + usb + suction cup antenna), DTU (with suction cup antenna + adapter)

Product description

This high-power LoRa module, based on the Semtech SX1278 chip, integrates a 1W PA and LNA, delivering ultra-long-distance and anti-interference performance in the 433MHz license-free band. It achieves a range of up to 15–20 km in open areas, with over three times the coverage in complex terrains like cities or mountains.

Core Highlights

1W transmit power (+30dBm) with -148dBm sensitivity for long-range communication

LoRa spread spectrum with 125–500 kHz bandwidth and stronger interference resistance than FSK

Ultra-low power with 13mA RX current and less than 2μA in sleep mode

Supports LoRaWAN and private protocols, compatible with CN470, AS923, and other global frequency plans

UART and TTL interface with full AT command support and built-in LoRaWAN stack

Best Use Cases

Smart cities with applications in utility metering, streetlight monitoring, and manhole cover alerts

Industrial IoT scenarios like equipment status tracking in factories, mining sites, and oilfields

Smart agriculture, including soil moisture sensing, fire and smoke detection across extensive farmlands

Logistics for cold chain monitoring, long-range cargo tracking, and cross-border transportation

Security systems with real-time alerts for perimeter intrusion, fire safety, and remote surveillance

Why It Stands Out

Delivers 2–3 times the range and penetration compared to SX1276 (200mW) and SX1262 (500mW)

Built for harsh environments with an industrial temperature range from –40°C to +85°C

IP67 waterproof and dustproof rating ensures reliable outdoor performance

Certified for global deployment with FCC, CE, and TELEC approvals

Product Details:

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