Try our cookies Alza.cz a. s., Company identification number 27082440, uses cookies to ensure the functionality of the website and with your consent also to personalisage the content of our website. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.
Alzak icon
Catalogue
Price
-
Availability
Product type
(25)
(68)
(18)
(12)
(53)
Detection Type
(91)
(70)
(65)
(52)
(39)
Detection element
(46)
(22)
(22)
(16)
(13)
Range
1 m
2,000 m
-
Colour
(4)
(269)
(39)
(3)
(3)
Protocol
(96)
(16)
(6)
(24)
(12)
(1)

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 327 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.
327 Results
4.3 15×
Airthings Wave plus - air quality, radon, humidity, temperature, VOC, CO2 and pressure sensor
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), radon, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, deviation 30 ppm, temperature measurement with accuracy 0.1 °C, humidity measurement with accuracy 1 %, battery-powered, visual signals, notifications via push notifications, battery indication, cover material plastic, operating temperature from 4 to 40 °C, operating humidity to 85 %, battery and mounting kit included, standalone unit requires a central hub, app language: English, compatible with Android and iOS
289.90 €
Buy
In stock 4 pcs
Order Code: Air21TNG2
4.2 12×
Airthings Wave mini - air quality, humidity, temperature and air chemicals sensor
Air Quality Meter - detects temperature, humidity, TVOC (volatile organic compounds), temperature measurement with accuracy 1 °C, humidity measurement with accuracy 3 %, battery-powered, visual signals, notifications via push notifications, battery indication, operating temperature from 4 to 40 °C, holder and battery included, standalone unit requires a central hub, app language: English, compatible with Android and iOS
67.90 €
Buy
In stock 1 pcs
Order Code: Air21TNG1
5.0
Shelly-BYPASS
Switching Relay - Shelly Bypass, compatible with Shelly 1L and Shelly Dimmer 2
4.59 €
Buy
In stock > 5 pcs
Order Code: SHELLa2118
4.0
Tellur WiFi Smart door/window sensor, AAA, white
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication, separately functional unit, supported OS: Android and iOS, application in Czech, application in Czech and English
21.05 €
Currently Unavailable
Order Code: TLLR2103
5.0
Tellur WiFi Smart Flood Sensor, AAA, white
Water Leak Detector - detects water gas, battery-powered, range: 1 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional unit, central unit required to function, app with English language support for Android
31.90 €
Buy
In stock 2 pcs
Order Code: TLLR2102
1.0
Tellur WiFi Smart Motion Sensor, PIR, White
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, range: security, application in English, power supply: Battery-Powered,
20.08 €
Currently Unavailable
Order Code: TLLR2101
3.5
iGET SECURITY P11v2 - wireless outdoor siren (battery/adapter)
Siren - closed system, area of use: security, OS supported: Android and iOS, power supply: Power plug and Battery-Powered, in Czech and English
Discounted -33 % 29.90 € 44.90 €
Buy
In stock 1 pcs
Order Code: iGt21012
3.8
iGET SECURITY P4v2 - wireless magnetic door/window detector for iGET SECURITY M3B and M2B
Door and Window Sensor -, compatible with iGet Home, connect via Radio frequency, range of 70m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
13.90 €
Buy
In stock 3 pcs
Order Code: iGt21011
4.3
iGET SECURITY P1v2 - wireless PIR motion detector
Motion Sensor accessories for iGET SECURITY M3B and M2B alarm system - Wireless PIR motion detector for monitoring movement in the room
20.90 €
Buy
In stock > 5 pcs
Order Code: iGt21010
5.0
WOOX Smart Water Leak Sensor R7050
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 Android and iOS
15.90 €
Buy
Ordered on request
Order Code: Woox22_18
4.0
Shelly Gas, CNG Gas Detector, Alarm: Flashing LED & Acoustic Signal, WiFi
Detector - Shelly GAS is a compact and highly sensitive CNG natural gas detector, bringing additional security for your home and family. Alarm: flashing LED & acoustic signal. Alarm sensitivity: 6% LEL, noise level: ?70dB. Smart switching: Yes. Local and remote control: Yes. Dimensions: 89.5mm x 89.5mm x 38mm. Connection not included. Mobile app available in Czech, Slovak, English and other languages.
61.90 €
Buy
On the way 4 pcs
Expected 22/04/2026
Order Code: SHELLa0009
23.90 €
Buy
Ordered on request
Order Code: EVE1004
4.3 44×
Xiaomi Mi Wireless Switch
Smart Wireless Switch - compatible with Xiaomi Home, control via app on Android, Windows and iOS, connect via WiFi 2,4 GHz, application in English
16.90 €
Buy
In stock > 10 pcs
Order Code: XI300l03
4.5 15×
NEDIS WIFIRC10CBK
TV Remote Control - universal, compatible with set-top box, air conditioner, range 5 m, infra-red transmission technology, compatible app
from  15.92 €
Buy
In stock 1 pcs
Order Code: NESDV075a1
4.8 28×
Philips Hue Outdoor Motion Sensor
Motion Sensor - for lighting, Exterior and Interior, battery powered, compatible with Apple Home and Philips Hue, independently functional unit, a central unit is required to function
53.90 €
Buy
In stock > 5 pcs
Order Code: PHL19021
4.4 46×
Netatmo Smart Smoke Alarm
Smoke Detector - acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, holder and mounting kit included, standalone unit, app language options: Czech and English , compatible with Android and iOS
145.43 €
Currently Unavailable
Order Code: NET007f
4.9
FIBARO Radiator Thermostat Sensor
Heating Set - for FIBARO Radiator Thermostat Head, Bluetooth
24.90 €
Currently Unavailable
Order Code: FIBR01b1
4.4 67×
EVOLVEO Defender D5
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, battery indication and display, features test button and self-diagnostics, mounting kit included, standalone unit
29.90 €
Buy
In stock > 5 pcs
Order Code: RY211
4.8 182×
Philips Hue Motion Sensor
Motion Sensor - for lighting, Interior, battery powered, reach of 5m, compatible with Apple Home, connection via Bluetooth, application in Czech, applications in Czech and English for Android, Windows and iOS
37.90 €
Buy
In stock > 5 pcs
Order Code: ESO521g15
4.4 14×
FIBARO Window and door sensor 2 white
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz and Bluetooth, range of 50m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
45.90 €
Buy
In stock 3 pcs
Order Code: FIBR02hg1
5.0
iGET SECURITY M3P21 - wireless magnetic detector for iGET SECURITY M3 and M4
Door and Window Sensor - wireless, connect via Radio frequency, battery indication, range of 100m, central unit required
19.90 €
Currently Unavailable
Order Code: NU146
4.6
iGET SECURITY P17 - wireless PIR motion detector without animal detection for iGET SECURITY M3B and
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
21.90 €
Buy
In stock 2 pcs
Order Code: NU111
3.5
iGET SECURITY P21 - wireless magnetic detector for iGET SECURITY M3B and M2B
Door and Window Sensor - wireless, range of 80m, central unit required, application in Czech
21.90 €
Buy
In stock 1 pcs
Order Code: NU112
4.8
Netatmo Smart Door and Window Sensors
Door and Window Sensor - wireless, compatible with Apple Home and Manufacturer app, connect via Radio frequency, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
107.90 €
Buy
In stock > 5 pcs
Order Code: NET050b

Best sellers, best smart Home Sensors & Detectors

Check out products sorted by price starting with the lowest price in the category cheap smart Home Sensors & Detectors Find products sorted from the most expensive to the cheapest in the category most expensive smart Home Sensors & Detectors Check out products sorted by price starting with the highest price in the category best sellers, best smart Home Sensors & Detectors You’ll find products sorted by reviews starting from the highest ranked in smart Home Sensors & Detectors reviews
P-DC1-WEB20

Vielfältige Zahlungsoptionen Einfache Bezahlung mit Karte, PayPal, Klarna oder Bitcoin More info »