Try our cookies Alza.cz a. s., Company identification number 27082440, uses cookies to ensure the functionality of the website and with your consent also to personalisage the content of our website. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.
Alzak icon
Catalogue
Price
-
Availability
Product type
(1)
(36)
(1)
Detection Type
(1)
(6)
(1)
(39)
Detection element
(5)
(1)
(1)
Range
1 m
1,100 m
-
Colour
(36)
(3)
Protocol
(15)
(2)
(1)
(3)
(1)

Best sellers, best water Leak Detectors

We also think that you deserve the best. That’s why on this page, we ranked water Leak Detectors from the most sold to the least sold. You have 39 products to choose from. Customers have the most interest in SONOFF SNZB-05P Zigbee Water Leak Sensor, which you can buy for 13.90 € incl. VAT. If you’re intrested in water Leak Detectors in terms of the highest reviews, then look at the water Leak Detectors reviews and tests category.
39 Results
4.9 27×
SONOFF SNZB-05P Zigbee Water Leak Sensor
Sensor - protection against water damage in your home, Zigbee, email alerts, SMS or mobile notifications, on a CR2477 battery, degree of protection IP67, Zigbee2MQTT and Home Assistant support
13.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SNFa108
SAFE Water Guard, white
Sensor - wireless water leak detector, the detector is powered by a replaceable battery that allows continuous operation for up to 3 years, colour white
Buy with code ALZADAYS10AT The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 10 % Rabatt mit dem Code ALZADAYS5AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt. 36.81 €
New arrival 40.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26005
AVATTO Zigbee Water Sensor
Sensor - ZigBee connection (ZigBee gateway required), compatible with Tuya/Smart Life, water leak detection (probe), in-app notifications (push notifications), local alarm, history of alarm records, smart automation/scenes (intelligent linkage), low consumption, power supply CR2032 (DC 3 V), battery life > 1 year, Low battery indication, 2.4 GHz transmission, operating temperature -10 to +55 °C, dimensions Ø 59,5 × 17 mm
Currently Unavailable
Order Code: AVT060a
Siemens Connected Home water leak detector SCH040ZB, ZigBee
Water Leak Detector - detects water gas, battery-powered, reaction time: 2s, sound level: 60dB, compatible with Connected Home, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
77.09 €
Currently Unavailable
Order Code: SimS25001
IMMAX NEO Smart Ultrasonic Liquid Level Sensor , 5 m, WiFi
Sensor - precise measurement using ultrasonic technology, suitable for any type of liquid, IP65 resistance, possibility of connection to a smart water valve, Immax NEO PRO app in Czech and 60 other languages compatible with iOS, Android, with voice assistants - Apple Siri shortcuts and TUYA systems, LIDL.
61.15 €
Buy
Ordered on request
Order Code: IMMX25092
5.0
Shelly Gen4 Flood, flood sensor, Bluetooth
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 2 m, sound level: 50dB, compatible with Apple Home, Google Home, Manufacturer app and Home Assistant, connect via WiFi 2,4 GHz and Bluetooth, battery indication, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android, Windows and iOS
36.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Shell25034
Meross Smart Water Leak Sensor
Sensor - dual detection probe (upper and lower), detection of small droplets and larger leaks, instant acoustic alarm 100 dB, alerts via push notifications to your phone, synchronised alarm with Meross Hub (simultaneous response of all connected units), IP66 resistance, the possibility of smart automations in the app, detection history in the application up to 2 years + data export option, Compatible with Apple Home, Google Home, Amazon Alexa and Samsung SmartThings, control via the Meross app, power supply 2× AAA batteries, battery life up to 3 years, suitable for placing under the sink / next to the washing machine / dishwasher / in the utility room
16.90 €
Currently Unavailable
Order Code: Mer2520
4.0 18×
Gosund Intelligent Water Leak Sensor, Zigbee
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya and Manufacturer app, central unit required to function,, app with Czech language support, app with Czech and English language support for Android
Buy with code ALZADAYS30AT The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 30 % Rabatt mit dem Code ALZADAYS30AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt. 9.03 €
12.90 €
Buy
In stock 2 pcs
Order Code: GoSnd32
4.9 27×
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable
Sensor - protection against water damage in your home, Zigbee, email alerts, SMS or mobile phone notifications, on a CR2477 battery (battery not included), degree of protection IP67, Zigbee2MQTT and Home Assistant support, cable included for extended detection range
19.90 €
Currently Unavailable
Order Code: SNFa110
8.80 €
Buy
In stock 3 pcs
Order Code: SNFa109
4.3 11×
SwitchBot Water Leak Detector with Sensor Cable
Sensor - with an extended sensor length of 1 meter, detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth, does not require assembly, IP67 waterproof, four types of alarm, works independently - no hub needed, with 2× AAA batteries (included), battery replacement once every 2 years
24.90 €
Currently Unavailable
Order Code: SwBot2404
4.3 11×
SwitchBot Water Leak Detector
Sensor - detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth, does not require assembly, IP67 waterproof, four types of alarm, works independently - no hub needed, with 2× AAA batteries (included), battery replacement once every 2 years
Great price 18.90 €
Buy
In stock 1 pcs
Order Code: SwBot2403
5.0
Eufy Security Water and Freeze Sensor
Water Leak Detector - detects water gas, battery-powered, range: 200 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, central unit required to function, app with English language support for Android and iOS
52.90 €
Buy
Ordered on request
Order Code: Anker24014
3.0
ONDILO ICO Pool V2, smart water monitor, Cl/Br disinfection
Sensor - water quality analysis, minimal maintenance, durable construction
449.90 €
Buy
On the way 2 pcs
Expected 30/04/2026
Order Code: ONDa24002
3.6
Meross Smart Water Leak Sensor
Sensor - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60 dB alarm, Meross Hub central unit is required for sensor functionality
24.90 €
Buy
In stock 4 pcs
Order Code: Mer24_14
3.6
Meross Smart Water Leak Sensor Kit
Sensor - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60 dB alarm, Meross Hub central unit is required for sensor functionality
Amazing Deal 23.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Mer24_13
EMOS GoSmart Water Leak Detector P56000S, ZigBee
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
27.29 €
Buy
Ordered on request
Order Code: EMOS24054
Ajax WaterStop [3/4] (8EU) white - Remote controlled water shut-off valve (3/4")
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 1,1 m, reaction time: 5s, compatible with Ajax, connection via radio waves, protection against sabotage, central unit required to function,, app with Czech language support for Android, Windows and iOS
285.06 €
Currently Unavailable
Order Code: AJAX23_028
Ajax WaterStop [3/4] (8EU) black - Remote controlled water shut-off valve (3/4")
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 1100 m, reaction time: 5s, compatible with Ajax, connection via radio waves, protection against sabotage, central unit required to function,, app with Czech language support for Android, Windows and iOS
285.06 €
Currently Unavailable
Order Code: AJAX23_027
Ajax WaterStop [1/2] (8EU) white - Remote controlled water shut-off valve (1/2")
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 1,1 m, reaction time: 5s, compatible with Ajax, connection via radio waves, protection against sabotage, standalone functional unit,, app with Czech language support for Android, Windows and iOS
252.64 €
Currently Unavailable
Order Code: AJAX23_024
4.5 52×
AQARA Water Leak Sensor T1
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
18.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara23_005
4.9 89×
TP-Link Tapo T300, Smart water leak sensor
Water Leak Detector - detects Humidity and water gas, battery-powered, sound level: 90dB, compatible with Google Home and Manufacturer app, connection via radio waves, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
Amazing Deal 16.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP23_065
4.6 11×
MOES Water Leakage Detector, Zigbee
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya and MOES, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
16.90 €
Currently Unavailable
Order Code: Moes22_36
4.3 10×
IMMAX NEO Smart water leak sensor, Zigbee 3.0
Water Leak Detector - detects water gas, battery-powered, range: 30 m, sound level: 120dB, compatible with Google Home, Tuya, Lidl Home and Immax NEO PRO, connect via WiFi 2,4 GHz and WiFi 5 GHz, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
26.90 €
Buy
In stock 2 pcs
Order Code: IMXX2314
Intelligenter HaushaltAQARA Climate Sensor W100 bietet intelligente Klimakontrolle in Ihrem Zuhause Möchten Sie das ideale Klima zu Hause haben, ohne komplizierte Einstellungen? Mit dem AQARA Climate Sensor W100 können Sie einfach und präzise Temperatur und Luftfeuchtigkeit überwachen, andere Geräte steuern und intelligente Szenen automatisieren. Wie hebt sich dieser...
Intelligente Sicherheit verbindet moderne Technologien mit Sicherheitssystemen und bietet einen ausgeklügelteren Schutz für Wohnungen, Unternehmen und öffentliche Räume. Wie funktioniert das, was kann alles gesichert werden und warum wird es zum Standard unserer Zeit?
Smarte Sicherheit besteht längst nicht mehr nur aus Kameras und Alarmanlagen. Durch fortschrittliche Hausautomation und intelligente Sensoren lässt sich ein höheres Maß an Sicherheit, Komfort und Effizienz erreichen. Wie lassen sich die einzelnen Komponenten eines Smart...
Tipps zur Sicherung des Haushalts Mit dem Sicherheitssystem iGET Security M5-4G können Sie ruhig schlafen oder in den Urlaub fahren. Ihr Haus, Ihre Wohnung, Ihr Büro oder Ihre Garage sind sicher. Die Installation der Basiseinheit, der Sensoren und Sicherheitskameras ist dank der drahtlosen Verbindung...
Was die Augen nicht sehen können, wird von intelligenten Detektoren und Sensoren zuverlässig bewacht. Geräte, die auch unterwegs für Sicherheit und Gesundheit sorgen, gehören in jedes Smart Home. Was alles schaffen diese unauffälligen Elemente intelligenter Sicherheit?...
Die Auswahl des richtigen Sicherheitssystems ist nicht gerade einfach. Es gibt eine Reihe von Aspekten, auf die Sie achten sollten, wenn Sie eine optimale Sicherheit für Ihr Eigentum erreichen wollen. In unserem Leitfaden stellen wir Ihnen die wichtigsten Elemente und...
All articles
Check out products sorted by price starting with the lowest price in the category cheap water Leak Detectors Find products sorted from the most expensive to the cheapest in the category most expensive water Leak Detectors Check out products sorted by price starting with the highest price in the category best sellers, best water Leak Detectors You’ll find products sorted by reviews starting from the highest ranked in water Leak Detectors reviews
P-DC1-WEB25

Displayschutz, Inbetriebnahme uvm. Vergiss nicht unser breites Angebot an zusätzlichen Dienstleistungen. More info »