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The result for detectors at several price levels is:

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Hundreds of categories, thousands of products, millions of details and user reviews for detectors. How can you make sense of all of this? Try our Alza Test, which guarantees an objective selection based on customers' experiences. How the products from detectors rank are based solely on various data and feedback from actual people who have purchased the products.

All detectors

Niceboy ION ORBIS Water Sensor

6×

20.90 €

In stock 3 pcs

Water Leak Detector - detects water gas,, compatible with Niceboy ION, battery indication, central unit required to function,, app with Czech language support, app with Czech and...

EVOLVEO wireless outdoor siren for Alarmex / Sonix

6×

81.90 €

In stock 2 pcs

Siren - closed system, area of use: security, power supply: Power plug

EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi

6×

34.90 €

In stock 1 pcs

Buy with code ALZADNI15 29.67 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.

Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features...

Meross Smart Presence Sensor

5×

41.90 €

In stock 4 pcs

Buy with code ALZADNI20 33.52 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.

Sensor - dual detection technology, accurate presence detection even without motion, range up to 12 m, intelligent lighting automation, minimising false alarms, HomeKit...

iGET SECURITY EP10 - wireless vibration sensor for iGET M5-4G alarm

5×

18.90 €

In stock 4 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...

IMMAX NEO Smart water leak sensor, Zigbee 3.0

10×

20.91 €

In stock > 10 pcs

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...

iGET SECURITY P17 - wireless PIR motion detector without animal detection for iGET SECURITY M3B and

5×

20.90 €

In stock 3 pcs

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

iGET SECURITY P1v2 - wireless PIR motion detector

9×

16.90 €

In stock 3 pcs

Motion Sensor accessories for iGET SECURITY M3B and M2B alarm system - Wireless PIR motion detector for monitoring movement in the room

Buy with code ALZADNI25 19.43 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 25% s kódom ALZADNI25. Kliknite a kód sa uplatní automaticky.

Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply:...

FireAngel SB5 fire and smoke detector

4×

16.90 €

In stock > 10 pcs

Smoke Detector - battery-powered , acoustic, visual signals, signal volume 85 dB, features: test button and temporary shutdown, operating temperature from 0 to 40 °C, operating...

iQtech Smartlife MS03 Zigbee PIR motion sensor, Zigbee 3.0

4×

34.90 €

Currently Unavailable

Detector PIR motion sensor, Zigbee 3.0

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Mi Door and Window Sensor 2

40×

12.90 €

In stock > 10 pcs

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

SONOFF WLDC200 Water Leak Detection Cable

3×

10.90 €

In stock 4 pcs

Buy with code ALZADNI20 8.72 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.

Motion Sensor - for lighting, Exterior and Interior, mains supply, input voltage: 230 V, reach of 12m, adjustable sensitivity, independently functional unit

FireAngel FA6111 optical fire detector with LED emergency lighting

3×

27.90 €

In stock 3 pcs

Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, operating temperature from 4 to 38 °C, operating humidity up to 90 %, standalone unit...

Eufy Security Water and Freeze Sensor

Buy with code ALZADNI25 40.43 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 25% s kódom ALZADNI25. Kliknite a kód sa uplatní automaticky.

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...

Smartlife Zigbee Smart Water Leak Detector

3×

21.90 €

Currently Unavailable

Water Leak Detector - detects water gas, battery-powered, range: 30 m, sound level: 70dB, compatible with Google Home, Tuya and IFTTT, battery indication, central unit required to...

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EVOLVEO wireless vibration detector for Alarmex/Sonix

9×

15.90 €

Currently Unavailable

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

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IMMAX NEO Smart PIR sensor 2in1 Zigbee 3.0

14×

18.90 €

In stock > 10 pcs

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...

KIDDE 29HD Smoke Detector

19×

15.90 €

In stock > 5 pcs

Smoke Detector - acoustic, visual signals, signal volume 85 dB, standalone unit

EMOS GoSmart Air Quality Monitor E30300 with Wifi

11×

104.08 €

In stock > 5 pcs

Buy with code ALZADNI15 88.47 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.

Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, temperature measurement from 0 to 50 °C with accuracy 0.1 °C,...