10 Best Water Leak Detectors

After analyzing 758 products, scanning 875 reviews, spending more than 36 hours of research and speaking with our test users, we think the 4 Pack Water Leak Detector is the one of the Best Water Leak Detector on the market.

# Image Name Brand Price
1
⭐Best Choice
4 Pack Water Leak Detector
4 Pack Water Leak Detector - 95 Db Flood Detection Alarm Sensor for Bathrooms, Basements, and Kitchens by Mindful Design (White) Check price Mindful Design $$$$$ Check price
2
Best under $50
Govee WiFi Water Alarm
Govee WiFi Water Alarm, Smart APP Leak Alert, Wireless Water Sensor and Alarm with Email, Notification, App Alerts, Remote Monitor Leak for Home Security Basement(3 Packs)(Not Support 5G WiFi) Check price Govee $$$$$ Check price
3 Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm / Water Leak Sensor with Dual Leak Alarms 90dB Audio / Battery Powered (5 Pack) Batteries Included Check price Zircon $$$$$ Check price
4
💲Best value for the money
Samsung GP-U999SJVLCAA Smart Things Water Leak Sensor
Samsung GP-U999SJVLCAA Smart Things Water Leak Sensor - Automate Lights & Siren For Alert - ZigBee | Accessory to Smart Things Hub White Check price Samsung $$$$$ Check price
5
👑Premium Pick
Flume Water Monitor: Smart Home Water Monitoring to Detect Leaks
Flume Water Monitor: Smart Home Water Monitoring to Detect Leaks & Track Water Usage in Real Time. Compatible with Alexa. Check price Flume $$$$$ Check price
6 General Tools MMD7NP Pinless General Tools MMD7NP Pinless, Non-Invasive, Non-Marring, Digital Moisture Meter, Water Leak Detector, Moisture Testerup To ¾" (19mm) Deep, Backlit LCD Screen, Visual/Audible Alarms Check price General Tools $$$$$ Check price
7 Glentronics Glentronics, Inc. BWD-HWA 00895001498 Basement Watchdog High Water Alarm, Multi Check price Glentronics, Inc. $$$$$ Check price
8 Lyric Wi-Fi Water Leak & Freeze Detector Lyric Wi-Fi Water Leak & Freeze Detector Check price Honeywell $$$$$ Check price
9 Water Leak Detector Water Leak Detector, Up to 120 DB, 72 Hours, Louder Sound, Longer Alarm Detection Sensor for Pefect Protection of Your Belongings, 3 Pack Check price MASSWELL $$$$$ Check price
10 Instapark Water Leakage Detection Alarm and Sensor Instapark Water Leakage Detection Alarm and Sensor, Low Battery Alert Check price Instapark $$$$$ Check price

4 Pack Water Leak Detector – Best Overall Water Leak Detector

4 Pack Water Leak Detector
  • PLACE ANYWHERE LEAKS HAPPEN - Don't let an unnoticed leak damage your home and cost you thousands. The Mindful Design Water Leak Detector can be easily placed in bathrooms, basements, underneath sinks or by water heaters to catch leaks as they happen. Keep your family safe and worry-free!
  • LOUD 95DB ALARM - Each detector features an ultra-loud 95db alarm, no wiring or setup required. When water is detected the alarm will sound, alerting you to the problem before disaster strikes.
  • COMPACT AND DISCREET - Measuring 3.25" x 3.25" x 1.25", this water alarm's small size allows it be discreetly placed wherever you need it, with multiple color options that will match your ideal placement location.
  • DETECTS A VARIETY OF LEAKS - The highly sensitive sensors on each device can detect both pooling and dripping water, as well as high levels of moisture.
  • REUSE AGAIN AND AGAIN - Don't waste money on disposable alarms! The Mindful Design Water Leak Alarm is made to be reused - once triggered, simply dry it off if wet and change the battery if needed.

Govee WiFi Water Alarm – Best under $50

Govee WiFi Water Alarm
  • Remote Monitor and Alarm: The Water Leak Detector and gateway are paired out of box, connect the gateway to WiFi(PLEASE NOTE THE GATEWAY NOT SUPPORT 5G WIFI) and it will immediately send emails, APP Notification and Alert to your cellphone when water leakage happened, allow you to detect the water leakage while you're away from home
  • Stable Connection and Expandable: Comparing to others, the WiFi gateway connection design has stronger and more stable signal transmission. The gateway is expandable and can connect with multiple sensors(Up to Ten), if you purchase our Govee water alarms separately, you can add them to the gateway kit and monitor the water leak on your cellphone app. Search "B07QSFRSJX" to find this product on Amazon
  • Dripping and Leaking Alert: Besides 2 groups of back sensitive water alarm probes, Our WiFi water leak detector has one group front probe for water pipe dripping, Name each WiFi water alarms with its location on the cellphone APP like laundry room, bathrooms, basements, bedroom, apartment, kitchen, sinks, water heaters to detect leaks from anywhere before they cause costly water damage
  • Loud Audible Alarm With Mute Button: If WiFi is not available for the gateway temporarily, Each water leak sensor features an ultra-loud 100 dB alarm, Loud enough to be heard even if leakage happens in basement, press the mute button to mute the sound when you find the leaking place. BATTERY LEVEL DISPLAY is also available on the app
  • Your Purchase Protected: The complete sealed waterproof design for the water monitor allows its long use in moisture situation. 30 days money back guarantee, 1 year replacement warranty(not include battery replacement), life support guarantee, ensure you to purchase one to take care of you family and property without any risk

Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm

Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm
  • Loud (90dB) alarm sounds for up to 72 hours with direct water contact
  • Fully automatic operation, No wiring required
  • Specially designed unit floats in flood circumstances
  • Low battery warning for optimum performance
  • Includes five leak Alert units, five 9-volt batteries and detailed instructions

Samsung GP-U999SJVLCAA Smart Things Water Leak Sensor – Best Budget Water Leak Detector

Samsung GP-U999SJVLCAA Smart Things Water Leak Sensor
  • Availability Zone: Smart things Water Leak Sensor is ONLY available in the U.S
  • Immediate alerts: get instant phone alerts at the first sign of excess water or moisture to prevent leaks and flooding
  • Notification options: light or siren alerts turn on If water is detected where it doesn't belong and monitors temperature too (requires 32 to 104°f operating temperature)
  • Accident prevention: program your connected smart devices to shut down Electronics when abnormal moisture or temperature is detected
  • Operating Requirements:SmartThings Hub, SmartThings Wifi, or compatible devices with SmartThings Hub functionality (connected devices sold separately). Indoor use only
  • NOTE:Kindly refer to the user manual provided as a PDF manual in the product description section

Flume Water Monitor: Smart Home Water Monitoring to Detect Leaks – Premium Pick

Flume Water Monitor: Smart Home Water Monitoring to Detect Leaks
  • 24/7 INTELLIGENT LEAK DETECTION: Protect your family home from water damage. Monitor and control water usage inside and out, including irrigation.  Know your home is secure with real-time leak alerts sent to your smartphone with Smart Home Water Monitoring.
  • REDUCE YOUR WATER BILL: Take the guessing game out of your water usage.  Flume monitors water consumption and provides real-time water usage data right on your Smartphone.  Utilize Flume's budget tool to track use daily, weekly or monthly and take action to save. 
  • 5 MINUTE INSTALLATION: The Flume Smart Home Water Monitor straps around your home's existing water meter in minutes without the need for a plumber or tools. Flume is compatible with 95% of water meters, more details below.
  • REMOTE WATER MONITORING: See when your family or renters are home, how much water they use and where you can save water. Resolve water issues in real time from anywhere with the Flume App and Web Portal. (Free on the Apple App Store and Google Play)
  • SMARTPHONE ALERTS & ALEXA ENABLED DEVICE - Flume puts your data on your favorite smart devices. We provide real-time leak detection and water use notifications on your smartphone and Alexa devices so you can protect your home when you're on the go.

General Tools MMD7NP Pinless

General Tools MMD7NP Pinless
  • DETECT MOISTURE- Determine the moisture content of softwood, hardwood and other building materials (like drywall and masonry) or check water damaged areas to see if moisture is still present
  • PROTECT WORK SURFACES - there are no pins on this tool, so your walls and projects can be saved from pinholes, scuffing and scratching to figure out their moisture levels
  • VISUAL AND AUDIBLE ALERTS - if you're looking for the source of a leak behind your work surfaces, listen for the high pitch tones to give you an accurate read on where moisture is most concentrated or quickly see using the tricolor LED moisture indicator
  • DEEP READS - even without pins, this tool can read the moisture levels up to a 3/4 inch deep into the surface with an overall Measurement range of 0 to 53% for softwood, 0 to 35% for hardwood and relative readings for wallboard and masonry
  • EASY TO READ AND USE- Auto-calibrating, 2-inch diagonal backlit LCD screen and a 3-color LED bar graph, HOLD button, auto power-off function, out of range alarm and low battery, 9V battery included
  • FIRST STEP IN MOLD PREVENTION - by checking suspicious water stains with a moisture tester around the house, You can determine whether the area is wet (a perfect breeding ground for mold) or has long since dried

Glentronics

Glentronics
  • Detects leaks before they cause costly water damage
  • Detects moisture before mold can grow
  • Up to 5 years of protection on one 9V alkaline battery*
  • No installation needed, simply place on the floor near potential water source
  • Sensor wire extends 6' and can be lengthened for hard to reach areas
  • Detects as little as 1/32" of water
  • Alarm sounds for up to 3 days
  • Inexpensive safeguard where water or moisture may collect
  • 5-year
  • *Depends on shelf life of the battery (not included)
  • Please Note: It Requires a 9-volt alkaline battery to operate but NOT included in this package ( Battery NOT included)
  • Battery-saver feature only uses energy when the alarm is sounding for a long battery life
  • Use to detect leaks before costly water damage is caused
  • Detects as little as 1/32 -Inch of water to offer an effective early warning system
  • Loud 110 dB alarm can be heard throughout the house

Lyric Wi-Fi Water Leak & Freeze Detector

Lyric Wi-Fi Water Leak & Freeze Detector
  • Temperature sensing -30F to 150F (-35C to 65C)
  • Wi-Fi water leak detector sends alerts by text and email. Also has an audible alarm. Geofencing technology can tell who's nearest, and sends an "all clear" when the problem has been resolved. Does not need a separate hub or base station. A 4 Ft. extension sensors (sold separately). Senses temperature and humidity. Monitoring home humidity levels can assist in alerting homeowner of potential mold formation in the home. Install water leak detection systems on major appliances such as refrigerators, washing machines or hot water heaters to monitor leaks. Detector is reusable. Cold-Alert detection. Easy to install.

Water Leak Detector

Water Leak Detector
  • TOTALLY AUTOMATIC AND EFFECTIVE - 365 days uninterruptible protect your property, monetary, and health from water leakage or flooding;
  • POWERFUL ALARM - 120DB sound can travel up to 100 yards, time is money and life when the floods comes! You can deal with the flood or water leakage as soon as possible to protect your belongings
  • EASY TO USE - remove easily, easy to clean double-sided adhesive foam tape pad included and built-in suction cup for easy attachment to an appliance
  • WHERE TO PLACE - Just place your water alarm near your washing machine, sump pump, water heater, sink/bathtub, kicthen, then you can get total peace of mind, no more worried about water leakage or flood
  • 100% MONEY-BACK GUARANTEE - MASSWELL are backed by 100% guarantee that you are fully satisfied with your product or you receive your money back.

Instapark Water Leakage Detection Alarm and Sensor

Instapark Water Leakage Detection Alarm and Sensor
  • 24/7 365 days automatic water leakage alarm is triggered when leakage or flooding is detected, a low-cost, simple, and effective device prevents property damage, monetary loss, health risks caused by water damage
  • Powerful 130-dB alarm travels up to 100 yards, from end-zone to end-zone
  • Advanced and sophisticated solid state circuitry ensures long-term sensitive and reliable operation
  • Easy to remove, easy to clean double-sided adhesive foam tape pad included and built-in suction cup for easy attachment to an appliance
  • 44-inch long wire extends far and beyond

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