10 Best Water Leak Detectors Reviewed as of December 2023

Reviews Scanned

Govee Water Leak Detectors 5 Pack, 100dB Adjustable Audio Alarm Sensor, Sensitive Leak and Drip Alert, for Kitchen Bathroom Basement (Battery Included)

Dripping and Leaking Alarm: Besides 2 groups of backwater detector sensor probes, each detector also has 1 group of front probes for pipe dripping.(Note: Only paired with the gateway of the water detector, cannot paired with the gateway of the hygrometer.)
Wireless and Easy to Use: No wire or setup required, the mini size allows you to put it on any place where the water leak may be happening. With kit "B07QP153GT", you are able to monitor leaks on your phone even you're not at home."B07QP153GT" not Included in Package.
Adjustable Alarm Audio: Each water leak detector features an 0-100 dB adjustable alarm audio. Loud enough to be heard even if leak happens in basement, press the button to mute the sound when you find the leaking place.
Low Battery Alert: The water sensor alarm will beep and flash a red light when a battery is low, or press the button on it to test the battery level.
IP66 Waterproof: The completely sealed waterproof design allows for extended use in high moisture areas.

Govee WiFi Water Sensor 3 Pack, Water Leak Detector 100dB Adjustable Alarm and App Alerts, Leak and Drip Alert with Email, Wireless Detector for Home, Basement(Not Support 5G WiFi)

Real-time Alerts: Connect the gateway to WiFi, and the water leak detector will instantly send emails, App notifications & alerts to your phone when water leakage occurs even you're not at home. Water sensors and gateway are paired right out of the box.
Loud Alarm with Mute: If WiFi is not temporarily available, our 100dB water alarm is loud enough to be heard. Press the Mute button to silence the alarm when you find the leak.
Drip and Leak Alerts: Water sensor comes with 2 groups of back water detector probes & 1 group of front probes for pipe dripping detection. Use the App to name each sensor with its location.
Connects to Multiple Sensors: WiFi connection gateway has a stronger and more stable signal transmission & lets you connect with multiple sensors simultaneously (10 max).Remember to upgrade your latest firmware on Govee Home App when updates become available.
IP66 Waterproof : The completely sealed IP66 waterproof design allows for extended use in high moisture areas. Note: The water leak detector only support 2.4G WiFi, not support 5G WiFi.

Geevon 4 Pack Water Leak Detector, 100dB Water Sensor Alarm Flood Detector for Basements, Bathrooms, Laundry Rooms, Kitchens, Garages, and Attics, Water Alarm Battery-Operated (Battery Included)

LOUD 100DB WATER ALARMS FOR HOME- Each water leak detector features ultra-loud 100dB alarm audio which is loud enough to be heard throughout the house even if leak happens in the basement, garages, or wine cellar. The water detector sensor will sound once the water is detected, alerting you of water leakage to avoid flood strikes.
PLACE ANYWHERE LEAKS HAPPEN - Geevon water alarm sensor residential with 3.15in diameter and 1.18in height which is easily placed anywhere you want, such as basements, bathrooms, underneath sinks or by water heaters to detect the leaks as they happen. Don’t let the water leakage damage your home property and cost your money!
HIGHLY SENSITIVE WATER LEAK ALARM - Basement water sensor alarm with 3 metal prongs embedded on the bottom is made from high quality ABS materials & electronic parts and waterproof design, it's okay to float on water to detect leaks to prevent the water damage.
WATER ALARMS BATTERY OPERATED - Water alarms for basements powered by 6F22 9V battery(Shipped with Battery). No wiring or screws required. Unwrap and install the included battery, then place the water detection alarm in areas where leak and flood may occur.
100% MONEY BACK GUARANTEE - Each package comes with 4 x Wireless Water Detector Alarm Sensors and 4 x 9V Batteries. We offer 30 days free money-back, 12 months warranty, and lifetime consulting service. Please feel free to contact us if you have any issue with our leak detector.

Sale4

YoLink Smart Home Starter Kit: Hub & Water Leak Sensor 4-Pack, SMS/Text, Email & Push Notifications, LoRa Up to 1/4 Mile Open-Air Range, w/Alexa, IFTTT, Home Assistant

"SMART WATER STARTER KIT" YoLink Hub Leak Detection Starter Kit, including one hub and quantity four Water Leak Sensor 1. Hub supports ethernet and/or WiFi (2.4GHz, only). Connect to your router's ethernet port for our "Plug, Plug & Play" easiest set-up - be up and running in just minutes!
SET IT & FORGET IT! Installs in seconds! The YoLink wireless Water Sensor could not be easier to install; just place near or under the equipment you wish to monitor. Suggested uses are near or under, toilets, water heaters, laundry machines, dishwashers, sinks, fish tanks, in or near sump pumps, and by any other location subject to water leaks and flooding.
EXTREME LONG RANGE! Powered by LoRa technology, the long-range yet low-power system offers the industry’s longest receiving range in the market (1/4 mile). Our long-range coverage enables its use in areas challenging for most residential Wi-Fi systems, such as basements, outdoor porch/patio areas, sheds, free-standing garages, even remote outbuildings on your property.
NO WIFI, NO INTERNET, NO POWER? NO PROBLEM! Our patented Control-D2D device-to-device pairing, over our LoRa-based wireless network, allows for devices to be paired to each other, in such a way they will continue to operate, even if WiFi is flaky, the internet goes down, or the AC power goes out!
UNLOCK YOUR SMART HOME! The YoLink Hub can support more than 300 devices and is compatible with the entire line of YoLink smart products, including security, environmental, power & lighting, smart locks, and cameras (coming soon!).

Sale5

Water Leak Detector, X-Sense Water Sensor Alarm, Mini Water Detector Alarm with 110 dB Audio Alarm, Battery-Powered, Water Alarms for Basements, Sinks, Tanks, Pools, Model WS01

Note: As the WS01 operates independently and does not feature Wi-Fi connectivity, it is not compatible with the SWS54 kit (cannot be linked to the SBS50 base station)
Real-Time Monitoring of Water Leaks and Floods: 4 bottom sensor probes and 2 top sensor probes to detect water leaks and floods, providing an early warning of water damage; suitable for kitchens, bathrooms, basements, and more
Loud 110 dB Sound: When water alarm is triggered, emits a 110 dB alarm that is loud enough to be heard from a distance and which can be silenced with a simple push of the silence button
Long Lifespan: This water leak alarm detector offers a 5-year total lifespan and runs on 2 replaceable AAA batteries (included) that last 3 years; a low battery alert emits an audible beep and flashing red LED to remind you to replace the batteries
Wire-Free & Sensitive: Mini, sleek and simple to install in small, hard-to-reach areas, such as under the dishwasher or near water pipes; designed with sensitive probes that precisely and timely detect a minimum water level of 0.015 in (0.4 mm)

GoveeLife Water Leak Detector 2, LoRa Water Sensor Alarm Monitor Up to 1312ft Open-Air Range, Alexa, App, Email Notifications, Detector Protection for Your Home, Kitchen Sink, Bathroom, Basement

App & Email Real-time Alerts: Connect the gateway to Wi-Fi, and it will instantly send emails, app notifications, and alerts to your phone when a water leak occurs even if you're not at home, helping you locate the leak faster.
Voice Assistant Reminder: Intelligent voice control allows more freedom if you don’t want to look at your phone at home or not with you. Easily pinpoint water leaks using GoveeHome App or Alexa Voice Assistant.
Extremely Long Range: Powered by LoRa technology, the long-range low-power system offers the industry’s longest receiving range (1/4 mile). Areas such as basements and sheds connect up to 100 sensors to deliver product information smoothly.
High Sensitivity: This water leak detector is equipped with 2 top sensor probes and 4 bottom sensor probes to detect water leaks and drips. When a water leak occurs, it will activate an alarm up to100dB.
IP66 Waterproof: The IP66 waterproof rating allows long-term use in wet/damp areas, such as cabins, basements, or anywhere in your home where there is water. One battery can last over 2 years under normal usage, so you can use it with confidence.

Zircon Leak Alert Water Leak Detector & Flood Sensor Alarm/Water Leak Sensor with Dual Leak Alarms 90Db Audio/Battery Powered (2 Pack) Batteries Not Included (72311) White

Loud (90dB) alarm sounds when even the slightest amount of moisture is detected
In flood situations, the Leak Alert water detector is engineered to float and continue to sound the SOS alarm for up to 72 hours or until the battery is exhausted
Fully automatic battery-powered operation - no wiring required for this leak sensor. Like your smoke and carbon monoxide detectors, a low battery warning chirps an alarm when it is time to replace the 9V battery
Place in basements, bathrooms, kitchens, or wherever there is a potential for leaks. Common placements of the leak detector are near sump pumps, water heaters, washing machines, dishwashers, under sinks, etc
Includes 2 Leak Alert units and detailed instructions

Water Leak Detector Sensor Alarm: Home Water Flooding Monitor Smart Sink Overflow Monitoring Adjustable Wet Moisture Alert Pipe Leakage Drip Detection Warning for Basement Floor

Drip & Leak Alerts: Water leak detector alarm is designed with 4 rear water leakage detection probes and 2 front drip probes. There will have an alert when any of the three sets of probes were under the water.
Wireless & Easy to Use: No wire or setup required, just put it on any place where the water leak may be happening.
Loud Alarm with Mute: Our 100dB alarm is loud enough to be heard, you can clearly know where the leak occurred and deal with it in time.
IP66 Waterproof & Durable: It adopts IP66 super waterproof surface shell allows long-term use in high humidity areas and long battery life.
Long Life & Low Battery Alert: The sensor is energy efficient and one battery can last over 2 years under normal usage, Low battery alert function allows will beep and flash a red light when the battery is low.

Topvico Water Leak Detector, 120dB Loud Siren, Powered by 9V Battery (not Include), Sensor Alarm for Kitchen Basement Water Heater, 5 Pack

120dB loud alarm voice, keep alarm to notice you or neighbors until the water dry or sensor turn off, low cost and effective water leak alarm to prevent water damage at your home and business
High sensitive 24k plating detect board, repeated use after dry the board
Double side sticker (included) for easy install anywhere
37.8 inches cable, easy extend more than 150 ft. of wire by user (normal electric wire available, not include), detect water anywhere corner, suit for basement, heater leak, underground, washing machine, kitchen, sump pump overflow, etc
Supply by 9V battery (not include, suggest use brand Alkaline battery), battery life will be about 12 months for normal use (low quality battery about 6 months, very high frequency alarm or testing, battery life will be shorter)

Sale10

Resideo RWD21 Reusable Water Leak Alarm

Unlimited use spot detector
Economical way to defend against water leaks in multiple locations throughout the home
Water sensor and alarm in one
Audible alert when water is detected
Detects water only 1/16" deep

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