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Best sellers, best smart Home Sensors & Detectors

We also think that you deserve the best. That’s why on this page, we ranked smart Home Sensors & Detectors from the most sold to the least sold. You have 344 products to choose from. Customers have the most interest in AQARA Presence Multi-Sensor FP300 (PS-S04D), Zigbee, Thread, which you can buy for 44.99 € incl. VAT. If you’re intrested in smart Home Sensors & Detectors in terms of the highest reviews, then look at the smart Home Sensors & Detectors reviews and tests category.
344 Results
4.8 12×
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated
Smoke Detector - temperature measurement to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating temperature to 40 °C, operating humidity from 25 to 93 %, input voltage 3V, battery included, standalone unit
28.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_04
4.7
Honeywell Home R200H-N2 Interconnected fire alarm detector - temperature principle, battery operated
Temperature Sensor - interconnected fire detector, battery powered
44.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_03
4.5 14×
Honeywell Home R200C-N2, Connected Carbon Monoxide Detector and Detector, CO Alarm
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, detection reach 100 m, acoustic signals, signal volume 85 dB, features test button and alarm, cover material plastic, operating temperature from -10 to 40 °C, operating humidity from 25 to 95 %, input voltage 3V, battery included, standalone unit
Discounted -5 % 65.90 € 69.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_02
4.1 36×
Tesla Smart Switch Dual ZigBee
Light Switch - for lighting and home control, operates: Via central unit / bridge, compatible with Tesla Smart, power supply: Power plug, connection: WiFi 2,4 GHz, works with Android and iOS, application in Czech and English
33.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tsl_22_13
4.7 48×
AQARA Motion Sensor P1 (MS-S02)
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 English, Czech and Slovak, power supply: Battery-Powered,
20.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqa22_05
5.0
iQtech Millennium, WiFi 2x NoN switch Smartlife, black
Light Switch - for lighting, operates: Standalone, compatible with Tuya and Smartlife, power supply: Power plug, connection: WiFi 2,4 GHz, works with Android and iOS, application in Czech
35.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iQtech22_22
5.0
iQtech Millennium, Zigbee 2x NoN switch Smartlife, black
Light Switch - for lighting, operates: Via central unit / bridge, compatible with Tuya and Smartlife, power supply: Power plug, works with Android and iOS, application in Czech
16.20 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iQtech22_13
5.0
iQtech Millennium, Zigbee 1x NoN switch Smartlife, black
Light Switch - for lighting, operates: Via central unit / bridge, compatible with Tuya and Smartlife, power supply: Power plug, works with Android and iOS, application in Czech
16.30 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iQtech22_10
iQtech Millennium, Zigbee 1x NoN switch Smartlife, white
Light Switch - for lighting, operates: Via central unit / bridge, compatible with IFTTT, power supply: Power plug, works with Android and iOS, application in Czech
34.90 €
Currently Unavailable
Order Code: iQtech22_09
4.2
Airthings View Radon - Air Quality Monitor
Air Quality Meter is designed for indoor environments where it monitors humidity, temperature and the amount of radon in the air. You use batteries or a USB cable to power it. Easily connect the air detector to the app via Wi-Fi or HUB using Airthings Smartlink. The app is compatible with both Android and iOS operating systems. Airthings View Radon also communicates with IFTTT, Google Assistant and Amazon Alexa voice assistants.
205.90 €
Buy
On the way 4 pcs
Expected 12/05/2026
Order Code: Air22TNG3
5.0
Airthings View Pollution - air quality monitor
Air Quality Meter is designed for indoor environments where it monitors humidity and temperature. You use batteries or a USB cable to power it. Easily connect the air detector to the app via Wi-Fi or HUB using Airthings Smartlink. The app is compatible with both Android and iOS operating systems. Airthings View Pollution also communicates with IFTTT, Google Assistant and Amazon Alexa voice assistants.
171.90 €
Buy
In stock 3 pcs
Order Code: Air22TNG2
4.6 24×
Nuki door sensor white
Door and Window Sensor - wireless, compatible with Apple Home, connect via Bluetooth, central unit required, supported OS: iOS, application in English
56.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Nuki22_03
GARNI 080Q Wireless outdoor air quality sensor
Sensor Wireless outdoor air quality sensor for the GARNI 3055 Arcus Wi-Fi weather station.
128.90 €
Buy
In stock 2 pcs
Order Code: Garni22_03
5.0
GARNI 092H wireless sensor
Sensor Eight-channel wireless sensor for measuring temperature and relative humidity, designed for the GARNI 3055 Arcus Wi-Fi weather station.
39.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Garni22_04
4.9
Eufy Motion Sensor - White
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in English, power supply: Battery-Powered,
Buy with code ALZADAYS25AT 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. 24.68 €
32.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AnkEuf21_01
4.0 40×
Mi Door and Window Sensor 2
Door and Window Sensor - wireless, compatible with Xiaomi Home, connect via Bluetooth, integrated daylight sensor, central unit required, supported OS: Android and iOS, application in English
Great price 11.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Xi21_01
4.0 10×
SwitchBot Contact Sensor
Door and Window Sensor - wireless, compatible with Apple Siri shortcuts and Samsung SmartThings, connect via WiFi 2,4 GHz, battery indication, range of 5m, separately functional unit, supported OS: Android and iOS
19.90 €
Currently Unavailable
Order Code: SwBot21_13
4.5 10×
SwitchBot Motion Sensor
Motion Sensor - for lighting, Interior, battery powered, reaction time: 0,5s, connection via WiFi 2,4 GHz, a central unit is required to function
22.90 €
Currently Unavailable
Order Code: SwBot21_12
4.4 30×
SwitchBot Thermometer & Hygrometer
Sensor - temperature and humidity, senses 24 hours a day, Wi-Fi, Bluetooth, range: 120 m, colour: white
12.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SwBot21_03
2.8
Nedis switch RFWS20WT
Toggle Switch RF, smart, wall-mounted, range 30 m, Double, White colour
11.90 €
Currently Unavailable
Order Code: NDS_21_02
4.2 20×
Netatmo Smart Carbon Monoxide Alarm
Gas Leak Detector - battery-powered, notifications via push notifications, signal volume 85 dB, battery indication, cover material plastic, compatible with Apple Home, standalone unit, app language options: Czech and English , compatible with Android, Windows and iOS
88.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NetA_21_01
22.90 €
Currently Unavailable
Order Code: iQ21TECH147
3.8 11×
iQtech Smartlife SS03 Zigbee Smoke sensor, Zigbee 3.0
Smoke Detector - battery-powered , detection reach 10 m, notifications via push notifications, battery indication, features: alarm, cover material plastic, compatible with Tuya and Smartlife, standalone unit, app language options: Czech and English , compatible with Android and iOS
32.90 €
Buy
On the way 2 pcs
Expected 27/04/2026
Order Code: iQ21TECH144
3.0
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0
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 Czech and English language support for Android and iOS
25.90 €
Currently Unavailable
Order Code: iQ21TECH142
 

Best sellers, best smart Home Sensors & Detectors

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