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.
Alzak icon
Catalogue
Price
-
Availability
Compatible app
(74)
(25)
(69)
(131)
(66)
Protocol
(111)
(40)
(16)
(24)
(22)
(1)

Best sellers, best smart Home Security

We also think that you deserve the best. That’s why on this page, we ranked smart Home Security from the most sold to the least sold. You have 610 products to choose from. Customers have the most interest in SONOFF Zigbee Temperature and Humidity Sensor, which you can buy for 17.90 € incl. VAT. If you’re intrested in smart Home Security in terms of the highest reviews, then look at the smart Home Security reviews and tests category.
610 Results
4.3
Retlux RDB 103
Doorbell , connection via radio frequency, signal range of 150m, number of melodies: 32
24.90 €
Currently Unavailable
Order Code: RETX08c
4.5 16×
RETLUX RDB 102
Doorbell , connection via radio frequency, mains operated, input voltage: 230 V, signal range of 150m, number of melodies: 51
Buy with code ALZADAYS20AT The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 20 % Rabatt mit dem Code ALZADAYS20AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt. 22.32 €
27.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RETX08b
4.3 14×
RETLUX RDB 101
Doorbell , connection via radio frequency, mains operated, input voltage: 230 V, signal range of 150m, number of melodies: 51
Buy with code ALZADAYS20AT The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 20 % Rabatt mit dem Code ALZADAYS20AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt. 18.32 €
22.90 €
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RETX08a
5.0 18×
Nuki Keypad
External Keyboard for Nuki Smart Lock 2.0, 6-digit code, Bluetooth, can store up to 100 different access codes, 2x CR2032 batteries included
81.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NUKa05
4.8 28×
Philips Hue Outdoor Motion Sensor
Motion Sesnor , closed system with detection motion compatible with Apple Home and Philips Hue, power supply: Battery-Powered,
52.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: PHL19021
4.5 12×
Nuki Fob
Remote Control to control the Nuki smart lock, with Bluetooth 5, you don't need a mobile phone to unlock the door, compatible with Amazon Alexa, Google Home, Apple HomeKit, IFTTT
58.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NUKa03
5.0
EMOS 3402060002 Replacement button for wireless doorbell
Bell Accessory - designed for bell type P5760, P5763, power supply 1×3 V CR2032 (included), IP44 protection (outdoor and indoor use), self-learning pairing method (automatic pairing), wireless signal transmission
9.38 €
Buy
Ordered on request
Order Code: HM029a2
4.0
Receiver and signal extender for P5760 and P5763 bells with 3x AA
Bell Accessory - Range 120m, allows you to extend the range of the button by several hundred metres, possibility to add up to 8 buttons, power supply 3× 1.5 V AA, automatic pairing - self-learning, optical signalling, 16 tunes, volume control
13.90 €
Buy
Ordered on request
Order Code: HM029a1
4.9 13×
Eufy Entry Sensor
Door and Window Sensor - magnetic on the door/window, checking that the door is closed, fully compatible with Eufy Security devices, battery in the package - last 2 years, apps on your smart device, iOS/Android, the product requires a central unit
Great price 26.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EUF01c
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
89.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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
37.90 €
Buy
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RY211
4.8 182×
Philips Hue Motion Sensor
Motion Sesnor , connect through Bluetooth, open system with detection motion compatible with Apple Home, range: lighting, application in English, Czech, German, Slovak and Hungarian, power supply: Battery-Powered,
39.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ESO521g15
4.3 15×
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
46.90 €
Buy
In stock 2 pcs
Order Code: FIBR02hg1
3.7
Honeywell DCP511E
Doorbell wireless, connection via radio frequency, input voltage: 3V, signal range of 200m, nametag frame
18.90 €
Buy
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HM030a11
4.6
iGET SECURITY P17 - wireless PIR motion detector without animal detection for iGET SECURITY M3B and
Motion Sesnor , connect through Radio frequency with detection motion, range: security, power supply: Battery-Powered,
20.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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 €
Currently Unavailable
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
98.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NET050b
4.7 13×
FIBARO Smoke Sensor
Smoke Detector - detects temperature, temperature measurement from -20 to 100 °C, battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, operating temperature from 0 to 55 °C, operating humidity from 0 to 93 %, battery included, standalone unit requires a central hub, app language options: Czech and English
77.90 €
Buy
On the way 4 pcs
Expected 12/06/2026
Order Code: FIBR01f
4.1
FIBARO Flood Sensor
Water Leak Detector - detects temperature and water gas, battery-powered, connect via Bluetooth, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
84.90 €
Buy
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: FIBR01c
4.7 16×
FIBARO Motion Sensor
Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth with detection motion, Light and temperature, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,
56.90 €
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: FIBR01b
4.8 30×
iGET SECURITY M3P1 - wireless PIR motion detector for iGET SECURITY M3 and M4
Motion Sesnor , connect through Radio frequency, open system with detection motion, range: security, power supply: Battery-Powered,
from  18.10 €
Currently Unavailable
Order Code: NU106b
4.6 14×
iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B
Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via SMS, signal volume 85 dB, features: test button, cover material plastic, operating temperature from 5 to 50 °C, operating humidity from 20 to 90 %, compatible with iGet Home, standalone unit
19.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NU105z
4.5
iGET SECURITY P10 - wireless vibration detector for iGET SECURITY M3B and M2B
Vibration Detector - detects vibration gas, battery-powered, range: 80 m, connect via GSM, battery indication, central unit required to function
8.72 €
Currently Unavailable
Order Code: NU105t
Check out products sorted by price starting with the lowest price in the category cheap smart Home Security Find products sorted from the most expensive to the cheapest in the category most expensive smart Home Security Check out products sorted by price starting with the highest price in the category best sellers, best smart Home Security You’ll find products sorted by reviews starting from the highest ranked in smart Home Security reviews
P-DC1-WEB15

Große Auswahl und hohe Qualität Wir bieten Qualitätsprodukte von mehr als 1.500 weltbekannten Marken an. More info »