Ring Alarm Flood and Freeze Sensor (2-Pack)

Stay Ahead of Potential Leaks and Frozen Pipes
  • The Ring Flood and Freeze Sensor is the best way to protect your home from water damage by detecting potential leaks and frozen pipes
  • Requires the Ring Alarm Security Kit
  • Sends mobile and email notifications
  • Put the Alarm Flood and Freeze Sensor on the floor, under the sink or anywhere near a water source and you’ll get immediate alerts when water or unusually low temperatures are sensed.

Multi-Pack Options:


REWARDS: 70 points
  • Details
  • Specs
  • Reviews
  • What's Included
  • Why do you need Ring Flood and Freeze?

    Leaks and burst pipes can cause thousands of dollars in repairs. The Ring Flood and Freeze Sensor allows you to stay one step ahead and will send notifications when it detects water or when the temperature drops below 40°F.

    The Benefits of the Ring Flood and Freeze Sensor

    Small & compact design: These sensors are designed to be small and not take up much room wherever they are placed

    Battery Operated: The Flood and Freeze Sensor is powered by a 3V lithium battery CR123A, which allows it to be placed anywhere near water. Battery life is 3 years and are replaceable.

    Easy installation: No tools required and set up only takes minutes.

    Detects before most damage occurs: The Ring Flood and Freeze Sensor can detect water and low temperatures before damage is done and will alert you immediately.

    Frequently Asked Questions

    Does this product work with Ring’s 24/7 professional monitoring?

    Yes! If signed up for professional monitoring, you will receive an automated phone call when they detect an issue.

    What are some places that I might need to put a Flood and Freeze Sensor?

    Some places include: a toilet, washing machine, fridge, sink, water heater or basement. These are all areas that are high risk for flooding or freezing.

    How far can the sensor be from the base station?

    Your sensors should be 250 ft. from the base station, but you can use a range extender if they need to be placed further.

    Can a Flood and Freeze Sensor be placed outside?

    No, they are intended for indoor use only.

    Can I change the low temperature point that it’s set to?

    No, the low temperature point will always be 40°F.

    Will Ring send me a notification when water or low temperatures are no longer detected?

    No, they will only alert you when water or low temperatures are detected.

  • General
    Manufacturer Ring
    Manufacturer Product No. 4SF2S9-0EN0
    UPC 842861105711
    Dimensions 2.95 in. Diameter; 1.06 in. Height (7.5 cm. Diameter; 2.7 cm. Height)
    Color White
    Power 3V Lithium Battery Included
    Battery Life Max 3 Years
    Connectivity Z-Wave (250-foot range to Base Station)
    Operating Conditions 32°F to 120°F (0°C to 49°C)
    Setup Requirements Ring Alarm Security Kit (sold separately)
    Warranty 1 year limited warranty
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    • 2x - Flood & Freeze Sensor
    • 1x - User Manual

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