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The best water alarms in comparison

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X-Sense Wi-Fi Water Leak Detector, Smart Water Sensor Alarm, Water Detector Alarm with 1700 ft Transmission Range for Kitchens, Basements, Bathrooms, 3 Water Detectors & 1 Base Station, SWS54

X-Sense

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9,9

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Features

Real-Time Notifications When a water leak is detected, a push alert will be sent to your phone, so you ll be alerted quickly even while you are not at home; you can share the device with your family members so they can also check the device status anytime, anywhere
High Sensitivity This water leak detector is equipped with 2 top sensor probes and 4 bottom sensor probes to detect water leaks and floods; detects a minimum water level of 0.015 in (0.4 mm), providing an early warning of water damage with the LED flashing red
IP66 Waterproof An IP66 waterproof rating allows for extended use in humid areas such as near common household water sources like a dishwasher, hot water heater, or washing machine; its durable structure and rust-proof exterior coating permit long-term use
Unwired and Sleek Design No wiring or setup required. Only measuring 29 mm in diameter, this water sensor alarm is small and compact enough to fit anywhere and nicely blends into any home decoration; has a 5-year lifespan with 3-year replaceable batteries (included)
Customize Your Needs Real-time app alerts, device test function, low battery warning, and sharing function enabled; the "Remind Me Later" feature allows you to temporarily silence the system and the timer setting has options for 10 minutes 30 minutes 2 hours 6 hours 12 hours

Yale AC-WS Sync Water Leak Sensor - Sync Alarm Accessory - 200m

Yale

7% off

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9,8

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Features

SYNC WATER LEAK SENSOR Will trigger your alarm and enable the Sync Smart Home Alarm to notify you immediately.
DISCRETE MOUNTING Supports multiple mounting options, so you can mount on a wall or in another discrete location.
EASY TO SET UP & INSTALL Link to your Yale Sync Smart Home Alarm straight out of the box. Completely wire-free, with no need for cables running through your home. You can attach to any surface, either via a screw or sticky-back for greater convenience.
EXPANDABLE SYSTEM Extend & customise your Yale Sync Alarm, by adding up to 40 accessories.

£ 37.24

£ 21.98

£ 27.46

£ 27.50

£ 39.99

£ 40.00

Water Leak Detector -Ourjob Water Alarm Surveillance Systems Water Detectors for Home Security, Kitchen，Bathroom, Basement (3PCS)

ourjob

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9,8

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Features

Widely used -- Used to monitor leaking water of e.g. leaking sink drain, leaking Central A C, leaking washing machine hose, leaking hot water heater and a leaking hot water recirculating pump and other water prone areas.
Working principle -- The bottom of the sensor contains 4 highly sensitive gold-plated probes which set off the alarm. 2 of the 4 detection electrodes detect water, the water detector will alarm.The device red light flashes and give out 'bip bip' sound.
Easy to use and Re-Useable -- No wires to hook up, flexible use.Before using this product, please gently pull off the insulation sheet and place it wherever you need to place it. one pcs can be used for a year under normal condition, dependent upon battery life. The battery can be changed when alarm sound is slow, Unscrew the fastening screws at the bottom of device to replace the battery.

£ 23.49

£ 36.01

SEAFLO 12V High Water Level Alarm System

Seaflo

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9,7

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Features

No moving parts, totally sealed solid state electronics and field detectors
Precision switch automatically activates and shuts off alarms when water reaches specific levels
3 second delay prevents false starts.Switch activates the Bilge Pump at a 41mm 1.6" fluid level and deactivates at a 9.5mm 0.37" fluid level

High/Low Water Level Alarm Detection, 120dB Red Strobe Alarm, Water Level Sensor (Adjustable Volume), 5M Long Probe Cable, Can Detect Overflow and Lack of Water

Shonmau

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9,6

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Features

Sensor design with two float probes Sponge water alarm can detect water shortage or overflow. The overflow probe is located above the water level, when the water level rises to the detection position, the float rises and triggers a magnetic induction, triggering an alarm. Conversely, the low water level probe is always underwater, and when the water level falls under the float, an alarm is triggered.
Expandable detection line The detection line of this small high and low water level detector can be extended to 50 metres to meet the requirements of your family. Please use a high-quality copper core extension cable and take waterproof measures at the interface.
120 dB with adjustable volume of the red strobe alarm the volume of the water level alarm can be adjusted according to the installation distance, and the alarm can also be used as an alarm for home safety. You can do it yourself, and if the two wires on the probe are short-circuited, an alarm will be triggered.
Low power consumption design 9 V 6F22 replaceable battery power supply, standby for more than one year. When the battery power is low, the noise of the water sensor will be quieter or no alarm will be issued. Please replace the battery in time.
Widely used the alarm to detect the water level with double probe can be used in many cases, e.g. in solar water tanks, aquariums, swimming pools, basements, warehouses, bathrooms, kitchens, floods, etc. The flash alarm can also be connected to other sensors to become an alarm system for home security. Customer service and technical support [email protected]. We will solve your problem within 24 hours

Recommendation

Bosch Smart Home Water Alarm with app function (emergency call speed dial in the app, slip-proof, slim and compact)

Bosch Smart Home

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9,6

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Features

The slip-proof silicone coating on the underside and the compact design allow it to be placed perfectly in corners under the washing machine
Box contents 1 x water alarm including 2x AAA batteries, 3x quick start guides
Quick action thanks to the emergency call direct dial in the app
Maximum added value in the system you need a Bosch Smart Home controller or Bosch Smart Home controller II to integrate the device into your Bosch Smart Home system

£ 49.00

£ 36.40

£ 43.99

£ 49.00

£ 49.00

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

Topvico

18% off

9,5

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Features

120dB loud alarm voice, keep alarm to notice you or neighbors until the water dry or sensor turn off (easy to hear the alarm coming from the basement), 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 (if you no need high sensitivity, please try "B0BYHS79W5" with similar cost)
Upgrade to our double-sided paster sticker for easy installation anywhere. One part is for the host and the other part is for the water detection board. There are two fixing styles optional for the detect board, as shown in the description photo. Choose between two fixing styles based on your needs
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)

£ 12.29

£ 18.84

WER Water Leak Alarm Sensor, Battery Operated Leak Alert, 90dB Water Detector for Basements, Bathrooms, Laundry Rooms, Kitchens, Garages and All Office Areas (Shipped Without Battery, 4 Pack)

WER

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9,5

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Features

ANYWHERE LEAKS HAPPEN Only 100gram water alarm leak detector with 3.15in diameter and 1.18in height which is easily placed anywhere you want, suitable for the sink cabinet, sump pump, washing machine, bathrooms, basements, wine cellar, kitchen and water heater. The water detector sensor will sound once a liquid leak is detected, alerting you of water leakage to avoid unnecessary property damage and economic losses
HIGHLY SENSITIVE WATER LEAK ALARM The liquid leak alarm is made of high quality ABS plastic and electronic parts with completely waterproof design, it's okay to float on water to detect leaks to prevent the water leak damage. 3 high-sensitivity metal probes built-in basement water sensor alarm that can accurately detect the light moisture and issue loud alert
EASY TO USE Wireless water leak detector alarm, just powered by one 6F22 9V battery (battery is not included), no wiring or screws required, just twist off the sensor cover and install the battery manually, then place the water detection alarm in areas where leak and flood may occur. The sensor consumes very little power and can provide you with up to a year of home security protection
IMPORTANT SECURITY TOOL Water leak alarm sensors are very helpful for early detection of water leaks, helping to minimize water damage and save you from costly repairs. Each package comes with 4 x wireless water detector alarm sensors and can provide a guarantee for your home security, business premises security, large scale warehouse security, life and financial security, so that you can work and live in a comfortable and safe environment

SEBSON Water Alarm Mini GS153, 10 year long term battery, water leak detector 60x60x24.2mm, water sensor with lithium battery

SEBSON

9,5

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Features

This water detector is suitable for the floor in the cellar, kitchen, bathroom, garage, boiler rooms and many more.
For early detection of water damage. If the water sensor comes into contact with water, an 85dB loud warning signal sounds.
When the battery is almost exhausted, a warning signal sounds to alert you.
This small mini water alarm has the dimensions 60 x 60 x 24.2mm.

£ 15.99

£ 24.51

Smartwares Mini Water Alarm - Extra Thin - 3 Year Battery - FWA-18210

Smartwares

9,4

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Features

PREVENT WATER DAMAGES water leaks can cause major damage, especially if you notice the leak late because you've been asleep. With this water detector, you can act quickly as it alerts you when water is detected with a powerful 85dB alarm.
USE IT ANYWHERE NEAR A WATER SOURCE the water detector can be placed anywhere on the floor, for example in the cellar or under the washing bowl. At just 2.5 cm high, the water detector is extremely flat. This means the water sensor can also be placed under the washing machine.
EASY TO TEST to test the water detector, place it on a plate filled with a little water. The alarm should then be triggered.

£ 7.98

£ 7.98

£ 14.19

This ranking is created through algorithmic analysis of millions of products tailored specifically to your search. We aim to find the most suitable product for you based on manufacturer information and price. The ranking reflects our opinion and should serve as a good starting point for your purchase. We would like to point out that we have not tested the products ourselves and link to selected online shops and partners from which we may receive compensation.

You might also be interested in these water alarms.

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

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SwitchBot WiFi Water Sensor No Hub Required, Smart Water Leak Detector 100dB Adjustable Alerts & App Alerts, IP67 Waterproof, Wireless Detector for Home with 1m (3.28ft) Sensing Cable, (Support 2.4G)

Water Level Detection Equipped with a 1-meter extended probe, you'll be able to detect changes in water levels of places like swimming pools, bathtubs, and fish tanks. It can also be placed in narrower areas, such as bottom of refrigerators or back of washing machines. And is suitable for homes, warehouses, basements, sinks, water heaters, pipelines, and more.

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eufy Security Water and Freeze Sensor with Remote Alerts, IP65 Waterproof, 2-Year Battery Life, HomeBase Required, Compatible with HomeBase S380 and S280, App Control

One App Controls All Links to HomeBase and the eufy Security app. Easily get notifications and check the battery status.

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SINGCALL Wi-Fi Water Sensor Alarm Leak Detector For Home Water Spill Leak Detector Water Leak Alarm For Kitchens Basements Bathrooms 3 Detectors and 1 Gateway(2.4G Only)

Real-time Monitoring of Water Leak When water leak detector detects a water leak, it will immediately sound an alarm. At the same time, the receiver will also emit an alarm tone and transmit the alarm notification to the smartphone. Even when people are not in their homes, they can keep up to date with any water leaks in their homes

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WiFi Water Leak with Water Level 2-in-1 Detector, Intelligent Water Sensor Alarms, Separate 2M Dual Detection Line, Left and Right Dual Alarms, Remote App Monitoring, AAA Battery Operated

Exclusive design and technical invention the first 2-in-1 separate double probe structure that can meet the requirements of almost all scenarios for water leakage and water level detection. It can detect two scenes at the same time, the left and right probes can be quickly distinguished by different sounds, and the left and right alarms can also be quickly distinguished by app warnings.

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GuDoQi Water Leak Detector, Water Alarm Sensor, 130dB Super Loud Alarm, Battery Operated, 100cm Detection Cable, Leak Monitor for Kitchen, Cellar, Garage, Washer, Baseroom

Alarms as soon as a leak is detected and does not stop if it is not switched off or removed from the water

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Tapo T300 Smart Water Leak Detector, Water Leak Sensor, Drip Leak Alert, Real-Time Notifications, 90 dB Alarm, IP67 Waterproof, Battery Included, Flexible Installation, Visible Alarm with Tapo Lights

Drip & Leak Alert - Responds to drips and leaks with 6 detection probes on both top and bottom.

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Water Leak Detector - Flood Water Level Sensor Detectors - Bath Alarm Overflow Sensor - Rain or Moisture Indicator

LIGHTWEIGHT & DURABLE the water alarm flood warning is quite small and compact. It can be fixed on wall or other suitable places - If liquid is detected a 130 decibel alarm sounds which can be heard up to 100 meters away.

~~£ 8.74~~

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Water Leak Sensor Detector Flood Alarm 120dB Water Level Overflow Sensor Detectors Full Water Leakage Detector System for Bath Tub Sink Security Leak Detection and Flood Alerts

Loud 120dB Alarm The powerful 120dB sound ensures immediate attention to water leaks, helping you detect potential damage early. Perfect for areas like basements, kitchens, and garages where water issues are common.

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Cuteefun Water Leak Detector WiFi, Low Water Level Alarm, 100dB Loud Water Alarm, Water Sensor with Remote Tuya/Smart Life App Monitoring, Wireless Water Detector for Kitchen, Bathroom, Basement

Versatile Usage This water leak detection comes with an 80cm detection cable. Ideal for homes, warehouses, basements, continuous monitoring of leaks around sinks, water heaters, plumbing and filtration units. It can also be installed in swimming pools, bathtubs and fish tanks to monitor water levels.

~~£ 12.99~~

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Water Leak Detector, 100dB Water Sensor Alarm, Water Leakage Detection Devices for Home Pipe/Drain/Sink/Faucet Drip, Floor Flooding in Basement/Bathroom/Kitchen/Toilet

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.

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Daytech Water Leak Detector,Wireless Water Leak Sensor with 100dB IP67 Waterproof 4 Volume Levels ,Leak Alarm with 1m (78 Inch) Sensing Cable,Water Sensor for Kitchen Bathroom Basement Camping

100dB Audible Flood Alarm & Adjustable Volume This Water Leak Detector features a piercing 100dB leak alarm , loud enough to alert you anywhere at home. Adjust volume from mute to max or use its mute mode for silent monitoring. Instant alerts upon detecting leaks prevent major property damage.

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The best water alarms in comparison

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