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IQ QS5536-840 IQ Flood-S Wireless Flood Detector, 6" Wire, S-Line Encrypted

SKU: QS5536-840 IQ
Qolsys IQ FLOOD-S Liquid Leak Sensor
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Key Features

  • Early leak detection to prevent costly water damage and reduce downtime for equipment and facilities
  • Encrypted S-Line communication for secure, reliable integration with IQ panels while retaining legacy 319.5 MHz support
  • 6' wired probe and low-profile water contact sensor for flexible placement at water heaters, washers, sinks, and IT closets
  • Up to 5-year battery life lowers maintenance and replacement frequency for busy facilities teams
  • Sends tamper, alarm, and low-battery reports with email/text notifications for fast response and continuous monitoring

Quick Specifications

Product Model
QS5536-840
Brand Name
IQ
Product Name
IQ FLOOD-S Liquid Leak Sensor
Product Type
Liquid Leak Sensor
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Product information

QS5536-840

Overview

Detect water intrusions before they cause expensive damage with the IQ Flood-S liquid leak sensor from IQ. Built for security integrators, property managers, and IT teams, this wireless flood detector delivers proactive monitoring at vulnerable points—under water heaters, behind washing machines, beneath sinks, and inside server rooms. The unit uses encrypted S-Line sensor technology to secure signals to your IQ panel while remaining compatible with legacy 319.5 MHz installations, and includes a 6-foot probe cable for flexible sensor placement. With an expected 5-year battery life and robust open-air wireless range, the Flood-S reduces maintenance overhead and keeps your surveillance and monitoring systems informed. It reports alarms, tamper, and low-battery conditions to the panel and can trigger email or text alerts so stakeholders get immediate notification. Low-profile mounting and hybrid installation options make deployment fast and unobtrusive. Add the IQ Flood-S to your security or building monitoring plan to protect assets, minimize downtime, and streamline leak response—order today or specify it for your next installation.

Features

  • Early leak detection to prevent costly water damage and reduce downtime for equipment and facilities
  • Encrypted S-Line communication for secure, reliable integration with IQ panels while retaining legacy 319.5 MHz support
  • 6' wired probe and low-profile water contact sensor for flexible placement at water heaters, washers, sinks, and IT closets
  • Up to 5-year battery life lowers maintenance and replacement frequency for busy facilities teams
  • Sends tamper, alarm, and low-battery reports with email/text notifications for fast response and continuous monitoring
21 of 21 specifications
Technical specifications for IQ QS5536-840 IQ Flood-S Wireless Flood Detector, 6" Wire, S-Line Encrypted
General Information
Brand Name IQ
Manufacturer Qolsys Inc
Product Name IQ FLOOD-S Liquid Leak Sensor
Product Type Liquid Leak Sensor
Package Length 2.750000000
Manufacturer Part Number QS5536-840
Technical Information
Battery Size CR2032
Detectable Medium Water
Maximum Battery Life 5-Year
Connectivity Technology Wireless
Battery Information
Battery Chemistry Lithium (Li)
Number of Batteries Supported 2
Controls/Indicators
Status Indicators Yes
Physical Characteristics
Depth 0.5"
Width 1"
Height 2.5"
Power Description
Power Source Battery
Input Voltage 3V DC
Product Information
Installation Type Hybrid
Miscellaneous
Features Encrypted S-Line sensor technology
Country of Origin TW

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SKU:
QS5536-840
Manufacturer part:
QS5536-840
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Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.

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IQ QS5536-840 IQ Flood-S Wireless Flood Detector, 6" Wire, S-Line Encrypted

QS5536-840

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