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home alarms & sensors

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water & temperature sensors

Water Leak Sensors

Protecting your home from unexpected water damage is easier than ever with advanced water leak sensors. These innovative devices are designed to detect the slightest presence of moisture, providing peace of mind and safeguarding your property. Whether you're looking to prevent costly repairs or simply want to maintain a dry and secure environment, water leak sensors offer a reliable solution. With easy installation and smart technology integration, you can monitor your home from anywhere, ensuring that you're always one step ahead of potential problems. Explore our range of water leak sensors to find the perfect match for your needs and keep your home safe and sound.

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  1. T1 Water Leak Sensor- Requires Aqara Hub, Supports Apple HomeKit, Alexa, Google, SmartThings - White

    SKU: JJ8RHCJC7G

    Product Description

    A white, battery-powered sensor that detects water leaks and sends instant alerts via smart home apps.
    See all Water & Temperature Sensors
    Your price for this item is $20.99

  2. SimpliSafe - Water Sensor - White

    SKU: J3L6GWR5PW

    Good sensor...These water sensors are quite goodWould recommend...Easy to install water leak sensor...Super easy to install - just place it where needed to alarm for water leaks. I placed it in the laundry...

    Product Description

    A white water sensor that alerts you instantly to leaks and integrates with SimpliSafe alarm monitoring.
    See all Water & Temperature Sensors
    Your price for this item is $19.99
    Save $10
    The previous price was $29.99

  3. Eve - Water Guard - Connected Water Leak Detector - White

    SKU: J3L3KQ4LPK

    Product Description

    A white plug-in water leak detector with app alerts, HomeKit compatibility, and an extendable sensing cable.
    See all Water & Temperature Sensors
    Your price for this item is $109.95

  4. Café - Energy Star Certified Smart Single Drawer Dishwasher with 6 Wash Cycles, Water Leak Sensor, and Knock to Pause Feature - Matte White

    SKU: J7645SYP7X

    Product Description

    A matte white smart dishwasher drawer featuring six wash cycles, water leak sensor, and knock-to-pause function.
    See all Dishwasher Drawers
    Your price for this item is $1,304.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.