Refresh the page

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 534 products to choose from. Customers have the most interest in TP-Link Tapo T300, Smart water leak sensor, which you can buy for 18.90 € 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.
Jak zabezpečit chytrou domácnost? All smart Home Sensors & Detectors
All from 534
Xtend Home EZS-SMS10 - Smoke Detector
Xtend Home EZS-SMS10
16.90 €
Currently Unavailable
Smoke Detector - battery-powered , detection reach 25 m, battery indication and adjustable sensitivity, features: test button, temporary shutdown and alarm, cover material plastic,...
View
Elektrobock KD-122LH WiFi - Smoke Detector
Elektrobock KD-122LH WiFi
-4 % off new 21.90 € New 22.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , reaction time 1 s, visual signals, signal volume 85 dB, battery indication, cover material plastic, operating temperature from -10 to 50 °C,...
Added to cart
- +
BOT TTLock DS2 open door sensor - Door and Window Sensor
BOT TTLock DS2 open door sensor
23.06 €
In stock > 10 pcs at the supplier's
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, range of 45m, central unit required, supported OS: Android and iOS, application in...
Added to cart
- +
BOT Smart air quality sensor WiFi AirBox2 - Air Quality Meter
BOT Smart air quality sensor WiFi AirBox2
30.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 27.81 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Air Quality Meter - temperature measurement from 20 to 85 °C, mains power supply, detection reach 20 m, notifications via push notifications, cover material plastic, operating...
Added to cart
- +
BOT Smart gas detector WiFi GS5 - Gas Leak Detector
BOT Smart gas detector WiFi GS5
33.15 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 29.84 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, display, features alarm, cover material...
Added to cart
- +
BOT Smart Zigbee GS2 gas detector - Gas Leak Detector
BOT Smart Zigbee GS2 gas detector
26.43 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 23.79 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, features alarm, cover material plastic,...
Added to cart
- +
BOT Smart gas detector WiFi GS4 - Gas Leak Detector
BOT Smart gas detector WiFi GS4
30.63 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 27.57 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 90 dB, display, features alarm, cover material...
Added to cart
- +
BOT Smart Smoke Detector WiFi Tuya SS1 built-in battery - Smoke Detector
BOT Smart Smoke Detector WiFi Tuya SS1 built-in battery
50.38 €
In stock > 5 pcs at the supplier's
Smoke Detector - battery-powered , detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, cover material plastic,...
Added to cart
- +
BOT Smart air quality sensor WiFi AirBox4 - Air Quality Meter
BOT Smart air quality sensor WiFi AirBox4
35.67 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 32.10 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Air Quality Meter - temperature measurement from -20 to 85 °C, mains power supply, detection reach 20 m, notifications via push notifications, cover material plastic, operating...
Added to cart
- +
BOT Smart smoke detector ZigBee SS2 - Smoke Detector
BOT Smart smoke detector ZigBee SS2
22.64 €
In stock > 10 pcs at the supplier's
Buy with code ALZADNI10 20.38 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Smoke Detector - battery-powered , detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 80 dB, cover material plastic, compatible with Tuya...
Added to cart
- +
BOT Smart smoke detector WiFi SD5 - Smoke Detector
BOT Smart smoke detector WiFi SD5
22.64 €
In stock > 10 pcs at the supplier's
Buy with code ALZADNI10 20.38 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Smoke Detector - battery-powered , detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 80 dB, cover material plastic, mounting kit included,...
Added to cart
- +
BOT Smart Vibration Sensor VB1 Zigbee - Vibration Detector
BOT Smart Vibration Sensor VB1 Zigbee
28.52 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI10 25.67 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Vibration Detector - detects vibration gas, battery-powered, range: 30 m, compatible with Tuya and Smartlife, connect via WiFi 2,4 GHz and WiFi 5 GHz, central unit required to...
Added to cart
- +
WiZ Contact sensor 2pack - Door and Window Sensor
WiZ Contact sensor 2pack
52.04 €
In stock 1 pcs at the supplier's
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...
Added to cart
- +
Elektrobock KD-122LH WiFi - Smoke Detector
Elektrobock KD-122LH WiFi
Great price 22.90 € Save 1 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , reaction time 1 s, visual signals, signal volume 85 dB, battery indication, cover material plastic, operating temperature from -10 to 50 °C,...
Added to cart
- +
Xiaomi Mi Motion Sensor 2S - Motion Sesnor
Xiaomi Mi Motion Sensor 2S
16.76 €
In stock > 10 pcs at the supplier's
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Light compatible with Xiaomi Home, range: lighting, security and home control, power supply:...
Added to cart
- +
EVOLVEO SecuPro, wireless siren with solar power - Siren
EVOLVEO SecuPro, wireless siren with solar power
37.90 €
On the way 1 pcs
Expected 30/06/2026
Siren - closed system, area of use: security, power supply: Battery-Powered, Solar and USB
Added to cart
- +
AQARA Presence Sensor FP2 Angle Mount (AC-X01E) - Holder
AQARA Presence Sensor FP2 Angle Mount (AC-X01E)
11.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Holder - for AQARA Presence Sensor FP2 allowing to tilt the presence sensor
Added to cart
- +
AQARA Smoke Detector (SD-S01D) - Zigbee 3.0 - Smoke Detector
AQARA Smoke Detector (SD-S01D) - Zigbee 3.0
45.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , reaction time 0,1 s, notifications via push notifications, battery indication, cover material plastic, operating temperature from 0 to 40 °C,...
Added to cart
- +
SONOFF WLDC200 Water Leak Detection Cable - Extension Cable
SONOFF WLDC200 Water Leak Detection Cable
10.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI30 7.63 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 30 % s kódom ALZADNI30. Kliknite a kód sa uplatní automaticky.
Extension Cable
Added to cart
- +
Electrobock CN15F with 2 sensors - Motion Sesnor
Electrobock CN15F with 2 sensors
14.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
Added to cart
- +
Elektrobock CN05C - Motion Sesnor
Elektrobock CN05C
Great price 10.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
Added to cart
- +
SwitchBot Meter Pro (CO2) - Sensor
SwitchBot Meter Pro (CO2)
79.90 €
On the way > 5 pcs
Expected 31/07/2026
Sensor - Bluetooth wireless connectivity, real-time data in the SwitchBot app, Android and iOS support, Google Assistant and Amazon Alexa - Matter standard only works with the hub
Added to cart
- +
EVOLVEO SecuPro wireless window/door detector - Door and Window Sensor
EVOLVEO SecuPro wireless window/door detector
12.56 €
In stock > 10 pcs at the supplier's
Door and Window Sensor - wireless, compatible with Tuya, connect via WiFi 2,4 GHz and WiFi 5 GHz, battery indication, central unit required, supported OS: Android and iOS,...
Added to cart
- +
EVOLVEO SecuPro remote control for keys - Remote Control
EVOLVEO SecuPro remote control for keys
12.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Remote Control - Range 100 m, CR2025 battery, wireless remote control, intuitive alarm control, SOS button for emergency situations, compatible with the EVOLVEO SecuPro main unit,...
Added to cart
- +
Previous
24 more...
Other

No longer sold

Archive
Chcete doručit do České republiky? Jdi na Detektory a senzory pro chytrou domácnost
Für den Versand nach Deutschland, besuchen Sie bitte Smart Home Detektoren und Sensoren
Für den Versand nach Österreich, besuchen Sie bitte Smart Home Detektoren und Sensoren
Magyarországra rendelnél? Látogasd meg ezt a termékkategóriát Érzékelők okosotthonhoz

Try our cookies

Alza.cz a. s., Company identification number 27082440, use cookies and other data to ensure the proper functioning of the website and, with your consent, also, among other things, to personalize advertising and the content of our websites. 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.

More information
I understand Detailed settings Reject everything
P-DC1-WEB16