ZLINK Z-Wave Plus Water Leak and Freeze Detector with S2 and SmartStart - ZL-LD-100

by ZLink
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ZLINK LD-100 is a Z-Wave Plus certified device with S2 Security and SmartStart. LD-100 is a member of the ZLNK Z-Wave family and communicates with other Z-Wave certified devices in a control network. ZL-LD-100 is designed to detect and alert any water leaks in residential or commercial buildings. LD-100 features an audible alarm in addition to a wireless alert to your controller providing early notification of water leaks before major damage occurs.
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  • Water sensing cable may be placed anywhere where there is a risk of a leak, horizontal (floor, attic) or vertical (wall, along pipes), providing 3D capability to sense the leak.
  • Senses as little as couple of drops of water (0.25ml – 0.5ml)
  • Provides hundreds of times more coverage vs. traditional single point sensors that only detect leaks in a very localized area.
  • Quickly senses water leaks (every 400msec with micro USB power supply, every 60 sec. with battery) before expensive damage occurs.
  • LD-100 reports local temperature once every 60 minutes on battery, when using micro USB power supply, it can be set using configuration parameter 3.
  • Built-in audible buzzer sounds when water is detected.
  • Includes 4-foot-long sensing cable that senses water on any part of the cable.
  • Water sensing cable extend-able up to 150 feet with available extensions.
  • Powered by 3 x AAA batteries (not included) or standard 5V micro USB power supply (not included).


  • If water is detected, unit will send a Z-Wave Notification command class type (Water Alarm V2 0x05), event type (Water Leak Detected V2 0x02)
  • Compatible with: Ezlo Atom, Ezlo Plug Hub, HomeSeer, SmartThings (device handler needed), Hubitat, and more!
  • Includes wall mounting plate
  • Meets IP44 splash proof rating (with battery operation)
  • Flexible and can be placed anywhere horizontally as well as vertically
  • Cable is reusable after leak is detected and cable dries
  • For indoor use only
  • Model: ZL-LD-100
  • Input power: 5 VDC or by 3 x AAA batteries
  • Radio frequency: 908.4/916 MHz.
  • Wireless range: Up to 132 ft line of sight between  the device and other available nodes.
  • Normal operating temperature: 32F- 122F (0C - 50C)