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?

iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B

7×

5.69 € 12.90 €

In stock > 5 pcs

Water Leak Detector - detects water gas, battery-powered, range: 80 m, connect via GSM, battery indication, central unit required to function

iGET SECURITY P10 - wireless vibration detector for iGET SECURITY M3B and M2B

4×

8.19 €

Currently Unavailable

Vibration Detector - detects vibration gas, battery-powered, range: 80 m, connect via GSM, battery indication, central unit required to function

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SONOFF WLDC200 Water Leak Detection Cable

EVOLVEO WiFi EYE, smart magnetic PIR motion sensor

5×

9.78 €

In stock > 5 pcs

Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion compatible with Tuya, range: security, application in English, Czech, German, Slovak and...

EMOS PIR senzor (pohybové čidlo) IP20, 1200 W, 360°, přisazený

10.46 €

Ordered on request

Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 6m, integrated daylight sensor and adjustable sensitivity, independently functional unit

Mi Door and Window Sensor 2

40×

10.90 €

Currently Unavailable

Door and Window Sensor - wireless, compatible with Xiaomi Home, connect via Bluetooth, integrated daylight sensor, central unit required, supported OS: Android and iOS, application...

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EMOS PIR senzor (pohybové čidlo) IP20, 1200 W, 360°, vestavný

11.27 €

Ordered on request

Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 3m, integrated daylight sensor and adjustable sensitivity, independently functional unit

Gosund Intelligent Water Leak Sensor, Zigbee

18×

11.90 €

In stock > 10 pcs

Buy with code ALZADAYS30DE 8.33 € 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 ALZADAYS30DE. 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, compatible with Tuya and Manufacturer app, central unit required to function,, app with Czech language support, app with...

MAKETOP Y-10D DC sensor doorbell, white

21×

11.90 €

In stock > 10 pcs

Motion Sesnor , connect through Radio frequency with detection motion, range: security, power supply: Battery-Powered and USB,

Xtend Home EZS-PIRP30

12.90 €

In stock > 5 pcs

Motion Sesnor , connect through Radio frequency with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply:...

SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable

27×

12.90 €

In stock > 10 pcs

2 colors

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...

SONOFF SNZB-05P Zigbee Water Leak Sensor

27×

12.90 €

In stock > 10 pcs

2 colors

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...

iGET HOME XP1B - wireless PIR motion sensor for iGET HOME X1 and X5 alarm

11×

13.90 €

In stock 3 pcs

Motion Sesnor with detection motion, range: security, power supply: Battery-Powered,

Solight CO flue gas detector, 85 dB

2×

14.90 € 17.70 €

In stock > 10 pcs

Gas Leak Detector - detects CO (carbon monoxide), measurement range from 50 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic, visual signals, signal volume 85 dB,...

Sonoff PIR3-RF Small 433MHz RF PIR3 Motion Sensor

9×

14.90 €

In stock > 10 pcs

Buy with code ALZADAYS10DE 13.41 € 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 - movement, a bridge is necessary to function, the angle of view: 100°, two modes, range: 8 m, connection: radio waves, colour: white

EVOLVEO wireless vibration detector for Alarmex/Sonix

9×

14.90 €

Currently Unavailable

Vibration Detector - detects Opening windows and doors and vibration gas,, range: 40 m, standalone functional unit

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SONOFF SNZB-03P Zigbee Motion Sensor

Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, IFTTT and eWeLink, range: lighting, application in English and Czech, power supply:...

WOOX Smart Water Leak Sensor R7050

6×

15.90 €

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

16.90 €

Currently Unavailable

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,...

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SONOFF Zigbee Human Presence Sensor

Sensor - for motion detection, functionality based on 5.8 GHz microwave radar, three levels of sensitivity, detection distance up to 4 m, compatible with smart bulbs, Smart Switch...

TP-Link Tapo T300, Smart water leak sensor

88×

16.90 €

In stock > 10 pcs

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...

Solight Wireless motion detector/gong

12×

16.90 € 17.90 €

In stock 3 pcs

Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally,...

MOES Water Leakage Detector, Zigbee

11×

16.90 €

Currently Unavailable

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,...

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Solight Wireless motion detector/gong

17×

16.90 € 17.90 €

In stock > 10 pcs

Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally,...

No longer sold

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