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Cheap detectors

On this page you will find detectors at the lowest prices, more so all detectors ranked from the lowest to the highest price. It will be easier to see products that are now marked at their lowest price. The item with the lowest price in this category is iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B marked at 5.69 € incl. VAT. Is this what you’re looking for?
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AQARA Motion Sensor P1 (MS-S02) - Motion Sesnor
AQARA Motion Sensor P1 (MS-S02)
20.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency, open system with detection motion and Light compatible with Apple Home, IFTTT and Aqara Home, range: security, application in...
iGET SECURITY EP9 - wireless water sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP9 - wireless water sensor for iGET M5-4G alarm
20.90 €
Currently Unavailable
Detector water detection sensor for iGET SECURITY M5 alarm. It is used for water detection in bathrooms, technical rooms, tanks, etc., wherever there is a risk of water flooding....
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iGET SECURITY P17 - wireless PIR motion detector without animal detection for iGET SECURITY M3B and - Motion Sensor
iGET SECURITY P17 - wireless PIR motion detector without animal detection for iGET SECURITY M3B and
20.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sensor - Exterior and Interior, battery powered, input voltage: 9 V, reach of 80m, connection via radio waves, a central unit is required to function
EVOLVEO wireless water level detector for Alarmex/Sonix - Water Leak Detector
EVOLVEO wireless water level detector for Alarmex/Sonix
20.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas, battery-powered, central unit required to function
EMOS GoSmart PIR sensor (motion sensor) with night light, Wi-Fi - Motion Sesnor
EMOS GoSmart PIR sensor (motion sensor) with night light, Wi-Fi
21.54 €
Ordered on request
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, range: lighting,...
SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white - Motion Sensor
SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white
22.36 €
Currently Unavailable
Motion Sensor - for lighting, Exterior, mains supply, input voltage: 230 V, reach of 10m, compatible with Manufacturer app, night orientation light, independently functional unit
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MOES Human Presence Sensor + Light Sensor, WiFi - Motion Sesnor
MOES Human Presence Sensor + Light Sensor, WiFi
22.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion, Light and Human presence compatible with Tuya, Smartlife and MOES, range: lighting, security and...
IMMAX NEO Smart PIR sensor 2in1 Zigbee 3.0 - Motion Sesnor
IMMAX NEO Smart PIR sensor 2in1 Zigbee 3.0
Amazing Deal 22.90 €
In stock > 5 pcs
Buy with code ALZADAYS25AT 17.18 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Motion Sesnor , open system with detection motion and Light compatible with Apple Siri shortcuts, Tuya, Lidl Home, Smartlife, Nedis SmartLife, ETA SMART, Tesla Smart and Immax NEO...
MOES IR Human Sensor, Zigbee - Motion Sesnor
MOES IR Human Sensor, Zigbee
22.90 €
In stock 3 pcs
Motion Sesnor , open system with detection motion compatible with Tuya, range: security and home control, application in English, Czech, German, Slovak and Hungarian, power supply:...
Niceboy ION ORBIS Vibration Sensor - Vibration Detector
Niceboy ION ORBIS Vibration Sensor
22.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS40AT 13.74 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 40 % Rabatt mit dem Code ALZADAYS40AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Vibration Detector - detects Glass breakage and vibration gas,, compatible with Niceboy ION, battery indication, central unit required to function,, app with Czech language...
EVOLVEO Alarmex Pro (ACSALMWTD) wireless flood detector - Water Leak Detector
EVOLVEO Alarmex Pro (ACSALMWTD) wireless flood detector
22.90 €
Currently Unavailable
Water Leak Detector - detects water gas, battery-powered, range: 100 m, compatible with Manufacturer app, connection via radio waves, battery indication, standalone functional unit...
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SwitchBot Motion Sensor - Motion Sensor
SwitchBot Motion Sensor
22.90 €
In stock 1 pcs
Motion Sensor - for lighting, Interior, battery powered, reaction time: 0,5s, connection via WiFi 2,4 GHz, a central unit is required to function
WOOX Smart Water Leak Sensor R7050 - Water Leak Detector
WOOX Smart Water Leak Sensor R7050
22.90 €
Ordered on request
Water Leak Detector - detects water gas,, compatible with Tuya, central unit required to function,, app with Czech language support, app with Czech and English language support for...
Meross Smart Water Leak Sensor Kit - Sensor
Meross Smart Water Leak Sensor Kit
Amazing Deal 23.90 €
In stock 1 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
EZVIZ T1C PIR - Motion Sesnor
EZVIZ T1C PIR
Amazing Deal 23.90 €
In stock 3 pcs
Buy with code ALZADAYS25AT 17.93 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply:...
Eve Water Guard Connected Water Leak Detector - Cable Extension - Extension Cable
Eve Water Guard Connected Water Leak Detector - Cable Extension
23.90 €
Ordered on request
Extension Cable -
EVOLVEO wireless PIR sensor with animal motion detection for Alarmex/Sonix - Motion Sensor
EVOLVEO wireless PIR sensor with animal motion detection for Alarmex/Sonix
from  23.09 €
Ordered on request
Motion Sensor - for alarm, Interior, battery powered, input voltage: 9 V, reach of 12m, connection via radio waves, independently functional unit
SwitchBot Water Leak Detector with Sensor Cable - Sensor
SwitchBot Water Leak Detector with Sensor Cable
24.90 €
Currently Unavailable
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,...
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Meross Smart Water Leak Sensor - Sensor
Meross Smart Water Leak Sensor
24.90 €
In stock 4 pcs
2 colors
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...
EZVIZ Water leak sensor T10C - Water Leak Detector
EZVIZ Water leak sensor T10C
24.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 200 m, compatible with Google Home and EZVIZ, connect via WiFi 2,4 GHz, battery indication, standalone...
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor - Motion Sensor
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
25.90 €
Ordered on request
Motion Sensor - for alarm, Exterior and Interior, battery powered, input voltage: 9 V, reach of 100m, connection via GSM, battery indication, a central unit is required to function...
TESLA Smart Water Sensor - Water Leak Detector
TESLA Smart Water Sensor
Amazing Deal 25.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS10AT 23.31 € 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.
Water Leak Detector - detects water gas, battery-powered, range: 50 m, compatible with Tuya, Smartlife and Tesla Smart, connection via radio waves, battery indication, central unit...
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0 - Water Leak Detector
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0
25.90 €
On the way 1 pcs
Expected 16/04/2026
Water Leak Detector - detects water gas,, compatible with Tuya and Smartlife, battery indication, central unit required to function,, app with Czech language support, app with...
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm
25.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector PIR motion sensor for iGET SECURITY M5 alarm. Protection against sabotage, highest transmission security 256bit, very long battery life of 5 years, the alarm constantly...
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