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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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MOES IR Human Sensor, Zigbee - Motion Sesnor
MOES IR Human Sensor, Zigbee
21.90 €
In stock > 5 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:...
EVOLVEO WiFi WATER, smart flood detector - Water Leak Detector
EVOLVEO WiFi WATER, smart flood detector
21.90 €
In stock 2 pcs
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya, connect via WiFi 2,4 GHz, battery indication, standalone functional unit,, app with Czech language...
TESLA Smart Sensor Temperature and Humidity Display - Sensor
TESLA Smart Sensor Temperature and Humidity Display
21.90 €
In stock > 10 pcs
Buy with code ALZADAYS10DE 19.71 € 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 ALZADAYS10DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Sensor - on the wall and on the table, measures temperature and humidity, with a display, 2 AAA batteries, white colour, dimensions 61 × 61 × 23 mm (H×W×D)
iGET SECURITY EP10 - wireless vibration sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP10 - wireless vibration sensor for iGET M5-4G alarm
21.90 €
In stock 3 pcs
Detector vibration detection sensor for iGET SECURITY M5 alarm. It is used for windows, showcases, valuable things like TV, antiques, etc. As soon as a minor shock occurs, the...
iGET SECURITY EP9 - wireless water sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP9 - wireless water sensor for iGET M5-4G alarm
21.90 €
In stock > 5 pcs
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....
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
21.90 €
Currently Unavailable
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
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iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B - Smoke Detector
iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B
21.90 €
In stock > 5 pcs
Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via SMS, signal volume 85 dB, features: test button, cover material plastic, operating...
SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white - Motion Sensor
SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white
22.17 €
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 > 5 pcs
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...
WiZ Contact sensor - Door and Window Sensor
WiZ Contact sensor
22.90 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, night orientation light and adjustable...
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Niceboy ION ORBIS Vibration Sensor - Vibration Detector
Niceboy ION ORBIS Vibration Sensor
22.90 €
In stock 1 pcs
Buy with code ALZADAYS40DE 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 ALZADAYS40DE. 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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AQARA Motion Sensor P1 (MS-S02) - Motion Sesnor
AQARA Motion Sensor P1 (MS-S02)
22.99 €
In stock > 10 pcs
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...
Meross Smart Water Leak Sensor Kit - Sensor
Meross Smart Water Leak Sensor Kit
23.90 €
In stock > 5 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...
TESLA Smart Gas Sensor - Gas Leak Detector
TESLA Smart Gas Sensor
23.90 €
In stock > 5 pcs
Buy with code ALZADAYS10DE 21.51 € 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 ALZADAYS10DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Gas Leak Detector - mains power supply, detection reach 50 m, acoustic, visual signals, notifications via push notifications, features reset, cover material plastic, operating...
Eve Water Guard Connected Water Leak Detector - Cable Extension - Extension Cable
Eve Water Guard Connected Water Leak Detector - Cable Extension
23.90 €
On the way 4 pcs
Expected 23/04/2026
Extension Cable -
EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi - Gas Leak Detector
EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi
24.90 €
In stock > 5 pcs
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features...
EZVIZ Water leak sensor T10C - Water Leak Detector
EZVIZ Water leak sensor T10C
24.90 €
In stock 1 pcs
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...
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated - Smoke Detector
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated
24.90 €
In stock > 5 pcs
Smoke Detector - temperature measurement to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating...
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0 - Water Leak Detector
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0
24.90 €
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...
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor - Motion Sensor
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
26.90 €
In stock 3 pcs
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...
EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection - Motion Sesnor
EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection
from  26.01 €
In stock 2 pcs
Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,
EVOLVEO wireless smoke and temperature detector for Alarmex/Sonix - Smoke Detector
EVOLVEO wireless smoke and temperature detector for Alarmex/Sonix
from  25.96 €
Ordered on request
Smoke Detector - detects temperature, battery-powered , acoustic signals, signal volume 85 dB, features: test button, operating temperature from 4,4 to 37,8 °C, operating humidity...
EMOS GoSmart Water Leak Detector P56000S, ZigBee - Water Leak Detector
EMOS GoSmart Water Leak Detector P56000S, ZigBee
27.01 €
Ordered on request
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, battery indication,...
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