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SN50v3-LS LoRaWAN® Sensor Node
SN50v3-LS LoRaWAN® Sensor Node
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SN50v3-LB LoRaWAN® Sensor Node
SN50v3-LB LoRaWAN® Sensor Node
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SN50v3-LS LoRaWAN® Sensor Node

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The SN50v3-LS LoRaWAN® Sensor Node is a powerful industrial-grade LoRaWAN® sensor node designed for long-range outdoor IoT deployments. Built for developers, system integrators, and industrial automation professionals, the SN50v3-LB/LS enables rapid deployment of scalable LPWAN solutions across agriculture, smart cities, irrigation, utilities, and industrial monitoring applications.

Powered by an 8500mAh Li/SOCl2 battery (LB version) or solar panel with Li-ion battery (LS version), this node is optimized for ultra-low power consumption and multi-year operation in harsh outdoor environments. It features the SX1262 LoRa core, ensuring long-distance communication with high interference immunity and minimal power usage.

The SN50v3-LS is the 3rd generation of the LSN50 series from Dragino, offering open-source hardware and software flexibility. Developers can use the preloaded firmware or customize it to build tailored IoT applications. With IP65 waterproof housing, BLE 5.1 configuration, OTA firmware upgrade, and multiple I/O interfaces, this device is ideal for professional wireless sensor network projects across India.

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  • LoRaWAN® 1.0.3 Class A compliant
  • SX1262 LoRa core for ultra-long-range communication
  • Open-source hardware & software platform
  • Ultra-low power consumption (5µA sleep mode)
  • 8500mAh Li/SOCl2 battery (SN50v3-LB)
  • Solar + 3000mAh Li-ion battery option (SN50v3-LS)
  • Bluetooth v5.1 support for remote configuration
  • Wireless OTA firmware upgrade
  • IP65 waterproof enclosure
  • External LoRa antenna
  • Multi-band support including IN865 (India)

Microcontroller

  • 48MHz ARM MCU
  • 256KB Flash
  • 64KB RAM

Power & Electrical

  • Supply Voltage: 2.5V ~ 3.6V (Built-in battery)
  • Operating Temperature: -40°C to +85°C

I/O Interfaces

  • Battery output (2.6V ~ 3.6V depending 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

LoRa RF Specifications

  • Frequency Range: 862 ~ 1020 MHz
  • Regional Bands: CN470 / EU433 / KR920 / US915 / EU868 / AS923 / AU915 / IN865
  • Max RF Output: +22 dBm
  • RX Sensitivity: Down to -139 dBm
  • Excellent blocking immunity

Battery (LB Version)

  • Type: Li/SOCl2 (non-rechargeable)
  • Capacity: 8500mAh
  • Self-discharge: <1% per year @ 25°C
  • Max Continuous Current: 130mA
  • Max Boost Current: 2A (1 second)

Power Consumption

  • Sleep Mode: 5µA @ 3.3V
  • LoRa TX: 125mA @ 20dBm, 82mA @ 14dBm

Mechanical

  • Device Size: 9.7 x 6.5 x 4.7 cm
  • Device Weight: 150g
  • Package Size: 14 x 8 x 5 cm
  • Package Weight: 180g

The SN50v3-LS LoRaWAN® Sensor Node is ideal for:

  • Wireless alarm and security systems
  • Home and building automation
  • Automated meter reading (AMR)
  • Industrial monitoring and control
  • Long-range irrigation systems
  • Smart city infrastructure
  • Environmental monitoring

The SN50v3-LB version uses an 8500mAh Li/SOCl2 non-rechargeable battery designed for multi-year operation. The SN50v3-LS version includes a solar panel with a 3000mAh Li-ion rechargeable battery, making it ideal for long-term outdoor deployments where continuous power availability is required.

Yes. The device supports Bluetooth v5.1 for local configuration via mobile phone and also allows remote configuration through LoRaWAN downlink. It additionally supports OTA (Over-The-Air) firmware upgrades for easy maintenance.

Yes. The SN50v3-LS features an IP65 waterproof enclosure and operates in temperatures ranging from -40°C to +85°C, making it suitable for outdoor industrial IoT applications such as irrigation systems, smart metering, and environmental monitoring.

Documents

SN50v3-LS_User_Manual

Download

SN50v3-LS_Datasheet 

Download

SN50v3-LS_Firmware 

Download

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