SN50v3-LB - Waterproof Long Range Wireless LoRa Sensor Node


Empower your IoT projects with the Dragino SN50V3-LB, a robust LoRaWAN Sensor Node designed for outdoor use, offering long-range connectivity and versatile sensor integration for diverse industrial and smart city applications.

New customers will enjoy 60-Day's FREE access on Telemetry2Us' IoT Platform. Read more here...

SKU: SN50v3-LB
Manufacturer: Dragino
$120- +GST
Ship to
Shipping Method
Estimated Delivery
No shipping options

The Dragino SN50V3-LB LoRaWAN Sensor Node is an innovative solution crafted for outdoor IoT applications. Its design focuses on providing developers with a reliable platform to rapidly deploy industrial-level LoRa and IoT solutions. This sensor node is key in transforming ideas into practical applications, making the Internet of Things (IoT) a tangible reality. Its compatibility with various IoT platforms, including Telemetry2U, enhances its utility in a wide range of scenarios.

Exceptional Connectivity and Range: Featuring the SX1262 module, the SN50V3-LB enables data transmission over extremely long ranges at low data-rates. This ensures ultra-long range spread spectrum communication and high interference immunity, all while minimizing power consumption. It is ideal for applications such as irrigation systems, smart metering, smart cities, and building automation.

Powerful Processing Capabilities: Equipped with a 48Mhz ARM microcontroller, 256KB flash, and 64KB RAM, the SN50V3-LB boasts substantial processing power. Its multiplex I/O pins allow for versatile connections to a variety of sensors, providing flexibility for diverse IoT projects.

User-Friendly Configuration and Maintenance: The built-in BLE module facilitates remote configuration via mobile phones, simplifying user interaction. Furthermore, its support for OTA upgrades via a private LoRa protocol ensures easy maintenance, making it a user-friendly choice for long-term IoT deployments.

Innovative and Open Source: As the third generation of the LSN50 series, the SN50V3-LB benefits from a mature LoRaWAN stack and application software. Being an open-source project, it offers flexibility for users to utilize pre-loaded software or customize it for specific needs, enhancing its applicability in various IoT projects.



Choose the 12-Month Subscription with Telemetry2U



When you select a"12-month Platform Subscription", we take care of the initial setup for you. Your Dragino LoRaWAN with all be shipped with all necessary configurations for seamless integration into Telemetry2U's IoT platform. All you'll need to do is register your account with Telemetry2U and add and your device to your account - it's that easy.

IoT Platform Features

Refer to our Quick Guide to help get started - you'll be up an running in no time!

Attribute name Attribute value


  • LoRaWAN 1.0.3 Class A
  • SX1262 LoRa Core
  • Ultra-low power consumption
  • Open-Source hardware/software
  • Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
  • Support Bluetooth v5.1 and LoRaWAN remote configure
  • Support wireless OTA update firmware
  • Uplink on periodically
  • Downlink to change configure
  • 8500mAh Battery for long term use
  • IP65 Water Proof
  • External LoRa Antenna


  • Wireless Alarm and Security Systems
  • Home and Building Automation
  • Automated Meter Reading
  • Industrial Monitoring and Control
  • Long range Irrigation Systems,etc.

Micro Controller:

  • MCU: 48Mhz ARM
  • Flash: 256KB
  • RAM: 64KB
  • Common DC Characteristics:
  • Supply Voltage: 2.5v ~ 3.6v
  • Operating Temperature: -40 ~ 85°C


LoRa Spec:

  • Frequency Range, Band 1 (HF): 862 ~ 1020 Mhz
  • Max +22 dBm constant RF output vs.
  • RX sensitivity: down to -139 dBm.
  • Excellent blocking immunity


I/O Spec (Multiplex Pins):

  • Battery output (2.6v ~ 3.6v depends on battery)
  • +5v controllable output
  • 3 x Interrupt or Digital IN/OUT pins
  • 3 x one-wire interfaces
  • 1 x UART Interface
  • 1 x I2C Interface



  • Li/SOCI2 un-chargeable battery
  • Capacity: 8500mAh
  • Self-Discharge: <1% / Year @ 25°C
  • Max continuously current: 130mA
  • Max boost current: 2A, 1 second


Power Consumption:

  • Sleep Mode: 5uA @ 3.3v
  • LoRa Transmit Mode: 125mA @ 20dBm, 82mA @ 14dBm
Package contents

Package Includes:

  • 1 x SN50v3-LB module


Dimensions and Weight:

Device Size: 9.7 x 6.5 x 4.7 cm
Device Weight: 150g
Package Size / pcs : 14.0 x 8x 5 cm
Weight / pcs : 180g 


Firmwre, Documents Directory

User Manual -- Online Latest

Shared Folder for all Dragino Products

Source Code: HardwareSoftware