Top 10 Water Leak Detector Alarm – Water Detectors & Alarms

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THE BASEMENT WATCHDOG Model BWD-HWA 110 dB Battery Operated Water Alarm

THE BASEMENT WATCHDOG #ad - Loud 110 db alarm can be heard throughout the house. Accommodates the addition of more than 100 ft. Wire so it can be extended into a sump pit, or mounted on a wall. Detects as little as 1/32 in. Solid-state circuitry is extremely sensitive and reliable. Sensor has a 6 ft. Of water to offer an effective early warning system. Of wire additional 24-Gauge wire not included.
ManufacturerGlentronics, Inc. #ad
Height4.25 Inches
Length1.25 Inches
Weight0.29 Pounds
Width3.25 Inches
Part NumberBWD-HWA
Warranty5 Year Warranty

2. Zircon


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

Zircon #ad - Includes 2 leak Alert units and detailed instructions. 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.

Common placements of the leak detector are near sump pumps, bathrooms, under sinks, washing machines, etc. 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, water heaters, kitchens, dishwashers, or wherever there is a potential for leaks. Loud 90db alarm sounds when even the slightest amount of moisture is detected. Fully automatic battery-powered operation - no wiring required for this leak sensor.
BrandZircon #ad
ManufacturerZircon #ad
Height1.43 Inches
Length4.34 Inches
Width2.42 Inches
Part Number72311
WarrantyLimited Lifetime

3. Govee


Govee WiFi Water Sensor 3 Pack, Wireless Detector for Home, Water Leak Detector 100dB Adjustable Alarm and App Alerts, Leak and Drip Alert with Email, BasementNot Support 5G WiFi

Govee #ad - Drip and leak alerts: water sensor comes with 2 groups of back water detector probes & 1 group of front probes for pipe dripping detection. Ip66 waterproof : the completely sealed ip66 waterproof design allows for extended use in high moisture areas.

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. 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. 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. Note: the water leak detector only support 2. 4g wifi, not support 5G WiFi. Use the app to name each sensor with its location.
BrandGovee #ad
ManufacturerGovee #ad
Height1.04 Inches
Length3.46 Inches
Width1.77 Inches

4. Honeywell Home


Resideo RWD21 Reusable Water Leak Alarm

Honeywell Home #ad - Unlimited use spot detector. Detects water only 1/16" deep. Water sensor and alarm in one. Economical way to defend against water leaks in multiple locations throughout the home. Audible alert when water is detected.
BrandHoneywell Home #ad
ManufacturerHoneywell Home #ad
Height7.25 Inches
Length5.5 Inches
Weight0.2 Pounds
Width1.38 Inches
Part NumberRWD21/A

5. Govee


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

Govee #ad - Adjustable alarm audio: each water leak detector features an 0-100 dB adjustable alarm audio. 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. Ip66 waterproof: the completely sealed waterproof design allows for extended use in high moisture areas. With kit "b07qp153gt", you are able to monitor leaks on your phone even you're not at home. B07qp153gt" not included in Package. 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.

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. Loud enough to be heard even if leak happens in basement, press the button to mute the sound when you find the leaking place.
BrandGovee #ad
ManufacturerGovee #ad
Height1.04 Inches
Length3.46 Inches
Width1.77 Inches
Part NumberB5054002

6. Povlen


Water Sensor Alarm Leak Detector, 3 Packs Water Leak Sensor with 95dB Audio Alarm Water Leak Detector with Leak and Drip Alert Water Alarm Sensor for Kitchen Bathroom Basement Laundry Room Garage

Povlen #ad - At this time, please take action to deal with it as soon as possible and remove the alarm unit from the leaking environment. This water leak sensor would help you away from water leak damage, choose it go home. Loud alarming - 95db alarm sound can be heard throughout the whole house once the water leak or water flow through the sensor contacts. Our electronic water leak detector with high sensitive sensor contacts responses quickly and accurately, two metal sensor contacts of the water sensor to give you a loud alarming when water leak is detected, it is fully automatic and does not require you to install any wiring, giving you a reliable result.

Povlen focuses on the design and development of water alarm leak detector many years to provide high quality products. Low battery indicator - the underground water leak detector will beep and flash a red light when a battery is low, the sensor will sound because your finger can not be very dry, this is not a product quality problem, on the contrary, then please change a new 9V battery to help this water alarm sensor work normally. In the event something does start leaking, then this leak sensor can begin to work normally.

Smart water leak detectors help you identify such plumbing problems before they get worse. This water alarms for basements powered by 1x 9v 6f 22 battery battery is included, Smart, just twist off the sensor cover and install the battery manually, sink, and Compact - Povlen Water Leak Detector is a small device with 3 packs that you place near your hot water heater, Affordable, toilet, or anywhere else you might get a leak. High quality and widely application - an effective leak detection system will pick up the hidden escape of water before it escalates into a larger issue. Please note that when you touch the sensor on the side of this moisture sensor with your finger, this proves that the sensor is working properly and accurately.
BrandPovlen #ad
ManufacturerPovlen #ad
Height1.96 Inches
Length5.19 Inches
Width2.95 Inches

7. Topvico


Topvico Water Leak Sensor Detector Flood Alarm for Basement 120dB Work Alone Battery Operated 3 Packs

Topvico #ad - High sensitive 24k plating detect board, repeated use after dry the board. 3m double side paster included for easy install anywhere. 37. 8 inches cable, easy extend more than 150 ft.

Supply by 9v battery not include, battery life will be about 12 months for normal use low quality battery about 6 months, very high frequency alarm or testing, suggest use brand Alkaline battery, battery life will be shorter.1120db 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. Of wire by user normal electric wire available, water heater leak, suit for basement water alarm, detect water anywhere corner, not include, etc.
BrandTopvico #ad
ManufacturerTopvico #ad
Height0.87 Inches
Length3.82 Inches
Weight0.11 Pounds
Width1.77 Inches
Part NumberTP-206W
Warranty24 months

8. Flood Buzz


Flood Buzz Water Leak Detector, Set of 6

Flood Buzz #ad - Multi-use locations: place in bathrooms, refrigerators, water heaters, near toilets, laundry, kitchens, under sinks, or near any suspected leak locations. Tiny footprint barely noticeable: 1-1/2”H x 1-3/4”D.

Once a water leak is detected, the device lets out a 95-decibel alarm until disabled. Loud alarm: alarms immediately. Loud and easy to hear alert. No wires, tiny: no set up, this simple design allows for extended use in high moisture areas. No batteries required. Protect your home or asset: the flood buzz water sensor alarm protects your home against damaging leaks with a loud alarm to warn of any flood or leak conditions so they will be fixed before they become much more costly problems.

The internal battery life of the water sensor lasts up to 3 years and is reusable. Basements, dishwashers, boilers, washing machines. Easy to use, low-cost, just open and place in any leak potential area. No more worrying about unknown leaks.
BrandFlood Buzz #ad
ManufacturerArchetype LTD #ad
Height1.5 Inches
Length1.75 Inches
Weight0.4 Pounds
Width1.75 Inches
Part NumberFB-6-C

9. WER


Wireless Water Leak Sensor Alarm, WER 90db Loud Buzzer, Longer Alarm Detection for Your Belongings Shipped Without Battery

WER #ad - Easy to use - wireless water leak detector alarm, just powered by one 6F22 9V battery battery is not included, just twist off the sensor cover and install the battery manually, the sensor consumes very little power and can give you home safety protection for up to one year. The high-sensitivity component built-in the leak detector sensor that can accurately detect the light moisture and issue loud alert.

Unique design - size: diameter 87mm * height 38mm, kitchen and water heater, easy to be installed and used, bathrooms, only 100grams and portable, washing machine, anywhere you think the need for the waterproof alarm. High sensitivity sensor - no buttons, it will immediately alarm, as long as three electrodes on the bottom of the detector sensor is in contact with water or liquid, no programming, so you only need to place it in a leaky place.

High quality - the liquid leak alarm is made of abs plastic and electronic parts, completely waterproof design, it's okay to float on water. 100% money back guarantee - 30 day guarantee + 1 year warranty on materials - risk free returns within 30 days. When liquid leaks, the detector will sound 100dB updated from 2022 to remind you. It was updated from 90dB to 100dB in Sep. 2022. If you have any questions, sump pump, please talk to us by amazon, suitable for the sink cabinet, basements, maybe you will get any extra helps from us.
BrandWER #ad
ManufacturerWER #ad
Part NumberBI-FL17-3-US1



Flood Buzz Water Leak Detector Sounds Alarm Set of 3

ARCHETYPE LTD #ad - Lasts up to 3 years. Perfect for water heaters, next to toilets, under sinks, laundry areas, and near any suspected leak locations.

Low-cost, loud and effective water leak alarm designed to help mitigate damage and avoid the associated liabilities and legal exposure to landlords and management companies caused by water leaks. Just place it and forget it. If water is present, a 110 dB alarm will sound. No batteries required. Simple installation. Important tool to warn apartment dwellers, condo owners, managers and landlords of leak conditions so that they can be fixed before they become much costlier problems.
ManufacturerARCHETYPE LTD #ad
Height2.25 Inches
Length5 Inches
Weight0.01 Pounds
Width2.5 Inches
Part NumberFBP-01