WL03A-LB - LoRaWAN Rope Type Water Leak Detector


Enhance safety and efficiency with Telemetry2U's integration of the Dragino WL03A-LB, a LoRaWAN Water Leak Controller, designed for sensitive and accurate water leakage detection, ensuring prompt alerting and response.

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

Manufacturer: Dragino
$175- +GST
Ship to
Shipping Method
Estimated Delivery
No shipping options

The Dragino WL03A-LB represents a significant advancement in water leak detection within IoT frameworks. This non-position rope-type controller, coupled with a sensitive water leak cable, is adept at detecting water presence, providing crucial data for mitigating water-related hazards. Integrated with Telemetry2U, it enables real-time monitoring and swift response to leakage events.

Reliable and Timely Monitoring: Programmed to transmit data every two hours and instantly report water leak events, the WL03A-LB ensures continuous and accurate monitoring of leak-prone areas. It also records the frequency and duration of leaks, offering valuable insights for preventive maintenance when utilized alongside Telemetry2U's analytical tools.

Long-Range Communication and Power Efficiency: Utilizing LoRa wireless technology, the WL03A-LB achieves long-range data transmission with low power consumption. This combination of extended connectivity and efficiency makes it a suitable choice for diverse environments, maximizing the potential of Telemetry2U's IoT solutions.

User-Friendly Design and Longevity: The device supports BLE for effortless configuration and OTA updates, enhancing usability. With a robust 8500mAh Li-SOCI2 battery, it is designed for up to 5 years of operation, aligning with Telemetry2U's commitment to long-term, reliable IoT solutions.

Hassle-Free Setup and Integration: Each WL03A-LB comes pre-loaded with unique LoRaWAN registration keys, facilitating a smooth setup process. Once connected to a local LoRaWAN server, it seamlessly integrates with Telemetry2U's platform, ensuring efficient and real-time water leak monitoring.



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
  • Ultra-low power consumption
  • Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/IN865
  • Water Leak detect
  • 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


  • Smart Buildings & Home Automation
  • Smart Cities
  • Smart Factory 

Common DC Characteristics:

  • Supply Voltage: built in 8500mAh Li-SOCI2 battery , 2.5v ~ 3.6v
  • Operating Temperature: -40 ~ 85°C


LoRa Spec:

  • Frequency Range,  Band 1 (HF): 862 ~ 1020 Mhz, Band 2 (LF): 410 ~ 528 Mhz
  • Max +22 dBm constant RF output vs.
  • RX sensitivity: down to -139 dBm.
  • Excellent blocking immunity



  • 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:

  • WL03A-LB x 1
  • 1 x 1m water lead cable
  • 1 x termination end

DataSheet, Document Base

User Manual -- Online Latest

Shared Folder for all Dragino Products