Security & SafetyWater Flood Sensor

Flood Sensor

S-Line Flood Water Sensor


Price: $64.99

Product Specification & Detail

Qolsys QS5536-840 Flood Detector:


The Qolsys QS5536-840 is an IQ Flood-S sensor that detects the presence of water and allows you to know when potential flooding occurs before extensive damage is done. The IQ-S flood detector is designed with S-Line encryption and is great for installing at the base of water heaters, washing machines, sinks, and more! Includes a 6' wire with water contact sensor. Water completes the connection between the two contacts and triggers an alert.

Product Features:

  • Encrypted S-Line sensor technology protects signals sent to the IQ Panel while still providing support for legacy 319.5 systems
  • 6' cord
  • Water "bug" can be fastened to the floor or to the wall
  • Reports water presence to IQ Panel
  • Get e-mail or text alerts

Qolsys QS5536-840 Product Specifications:


  • Sensor: 2.5"H x 1"W x 0.5"D
  • Wireless signal range: 600ft (200M), open air
  • Code outputs: tamper restore, alarm restore, low battery
  • Transmitter frequency: 319.5MHz
  • Unique code ID
  • Supervisory keep-alive internal: 70 minutes
  • RF Peak field strength: typical 36000µV/m at 3m
  • Operating Temperature: -10°C to 50°C
  • Relative Humidity: 5-95&per; Non-Condensing
  • Storage Temperature: -40 to 80°C
  • Replace battery: with exact replacement every 5 years with 3V Lithium (x2)
  • Battery Type: Panasonic CR2032, Energizer CR2032, Duracell DL2032