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
Order status
Product type
(31)
(86)
(27)
(9)
(9)
Detection Type
(100)
(45)
(34)
(29)
(29)
Detection element
(44)
(12)
(9)
(8)
(8)
Range
1.1 m
1,700 m
-
Colour
(209)
(18)
(1)
(1)
(4)

Best sellers, best detectors

We also think that you deserve the best. That’s why on this page, we ranked detectors from the most sold to the least sold. You have 235 products to choose from. Customers have the most interest in TP-Link Tapo T300, Smart water leak sensor, which you can buy for 5,990 Ft incl. VAT. If you’re intrested in detectors in terms of the highest reviews, then look at the detectors reviews and tests category.
235 Results
4.8
EZVIZ T1C PIR
Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply: Battery-Powered, with IFTTT-compatible motion detection, area of use - security, Application language In English, In Czech, In German and Hungarian, Power supply Battery operated, PIR sensor T1C
Discounted -26 % 7,590 Ft 10,290 Ft
Buy
In stock
Order Code: EZVIZ23_01
2.5
FireAngel FA3328 CO detector with NFC diagnostics
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features test button, temporary shutdown and self-diagnostics, cover material plastic, operating temperature from -10 to 40 °C, operating humidity from 30 to 90 %, standalone unit
21,990 Ft
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH183
3.7
FireAngel FA3820 CO detector with integrated power supply for 10 years of operation
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features test button, temporary shutdown and self-diagnostics, cover material plastic, operating temperature from -10 to 40 °C, operating humidity from 20 to 50 %, standalone unit
14,790 Ft
Buy
In stock > 5 pcs
Order Code: SAFEH184
5.0
FireAngel FA6111 optical fire detector with LED emergency lighting
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
10,890 Ft
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH178
4.7
FireAngel FA6120 Optical Fire Detector with integrated battery for 10 years of operation
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, input voltage 3V, mounting kit included, standalone unit
10,290 Ft
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH180
5.0
FireAngel FA6115 Optical Fire Detector
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
7,490 Ft
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH179
4.0
WOOX R7081 Smart Vibration Sensor
Vibration Detector - detects vibration gas, battery-powered, range: 70 m, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
8,390 Ft
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: WOOX22_02
3.0
Nedis ZBDS10WT
Smoke Detector - battery-powered , notifications via push notifications, signal volume 85 dB, battery indication, features: automatic scenarios, operating temperature from -10 to 50 °C, input voltage 3V, battery and mounting kit included, compatible with Nedis SmartLife, standalone unit, compatible with Android and iOS
15,190 Ft
Currently Unavailable
Order Code: Nedis23_003
3.3
Nedis ZBDCO11WT
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features alarm, cover material plastic, operating temperature to 50 °C, battery included, compatible with Nedis SmartLife, standalone unit, compatible with Android and iOS
25,890 Ft
Buy
Ordered on request
Order Code: Nedis23_002
GARNI 204 OneCare
Air Quality Meter - detects temperature, humidity, dust particles, temperature measurement from -40 to 70 °C, humidity measurement from 1 to 99 %, mains + battery-powered, detection reach 100 m, acoustic, visual signals, battery indication and display, features: hours and alarm clock, power adapter and battery included, standalone unit
-43 % off new 29,690 Ft New 52,990 Ft
Buy
Unsealed - in stock 1 pcs
Order Code: GARNI19014
5.0
Fireman miniature fire alarm and smoke detector SeeSafe JB-S11
Smoke Detector - battery-powered , detection reach 60 m, acoustic signals, signal volume 90 dB, battery indication, features: test button, operating temperature from 0 to 40 °C, operating humidity from 30 to 90 %, battery and mounting kit included, standalone unit
5,300 Ft
Buy
In stock > 10 pcs at the supplier's
Order Code: CPGdete02
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.
-35 % off new 53,690 Ft New 82,690 Ft
Buy
Unsealed - in stock 2 pcs
Order Code: Air22TNG2
4.8 26×
Tesla Smart Water Sensor
Water Leak Detector - detects water gas, battery-powered, range: 50 m, compatible with Tuya, Smartlife and Tesla Smart, connection via radio waves, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
-27 % off new 7,990 Ft New 10,990 Ft
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tsl_22_29
5.0
Eve Water Guard - Water Leak Detector - compatible with Thread
Water Leak Detector - detects water gas, mains power, sound level: 100dB, compatible with Apple Home, Apple Siri shortcuts and Samsung SmartThings, connect via Bluetooth, standalone functional unit, app with English language support for iOS
48,390 Ft
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Eve22_001
2.5
EVOLVEO Alarmex Pro (ACSALMPIRP) wireless PIR motion sensor with immunity to small animal movement
Motion Sensor - for alarm, Exterior and Interior, battery powered, input voltage: 3V, reach of 80m, compatible with Tuya, connection via WiFi 2,4 GHz and GSM, battery indication, independently functional unit
11,890 Ft
Buy
On the way 1 pcs
Expected 30/04/2026
Order Code: EVO22_13
3.5
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
Motion Sensor - for alarm, Exterior and Interior, battery powered, input voltage: 9 V, reach of 100m, connection via GSM, battery indication, a central unit is required to function
10,590 Ft
Buy
On the way 1 pcs
Expected 30/04/2026
Order Code: EVO22_12
EVOLVEO Alarmex Pro (ACSALMWTD) wireless flood detector
Water Leak Detector - detects water gas, battery-powered, range: 100 m, compatible with Manufacturer app, connection via radio waves, battery indication, standalone functional unit
8,090 Ft
Currently Unavailable
Order Code: EVO22_11
1.0
EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren
Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Power plug, in Czech and English
20,890 Ft
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EVO22_04
2.1
Sonoff MS01 Smart Soil Moisture Sensor
Sensor - humidity sensor, waterproof (IP55), compatible with Sonoff TH Origin/Elite sensor, cable 50 cm long, support for voice assistants, operating temperature 0 to 60 °C, humidity measurement 0-99% RH, RJ9 4P4C connector
7,490 Ft
Currently Unavailable
Order Code: SNFa058
4.7 17×
Tesla Smart Gas Sensor
Gas Leak Detector - mains power supply, detection reach 50 m, acoustic, visual signals, notifications via push notifications, features reset, cover material plastic, operating temperature from 0 to 55 °C,, ingress protection IP20, input voltage 12 V, power adapter and mounting kit included, compatible with Tuya, Smartlife and Tesla Smart, requires a central hub, app language options: Czech and English , compatible with Android and iOS
10,390 Ft
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tsl_22_30
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.
-6 % off new 77,690 Ft New 82,690 Ft
Buy
Unsealed - in stock 1 pcs
Order Code: Air22TNG3
Homematic IP Flood Sensor - HmIP-SWD
Water Leak Detector - detects water gas, battery-powered, sound level: 77dB, compatible with Google Home and Home Connect, central unit required to function,, app with Czech language support
20,180 Ft
Currently Unavailable
Order Code: Home22_36
Homematic IP PIR motion detector - for 55 mm frame, indoor - HmIP-SMI55-2
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Google Home and Manufacturer app, range: security, power supply: Battery-Powered,
24,400 Ft
Currently Unavailable
Order Code: Home22_28
Homematic IP Occupancy Sensor - indoor - HmIP-SPI
Motion Sesnor with detection motion compatible with Google Home and Manufacturer app, range: lighting, power supply: Battery-Powered,
24,570 Ft
Currently Unavailable
Order Code: Home22_29
24 more... Top
1 ... 45678 ... 10
 

Best sellers, best detectors

Check out products sorted by price starting with the lowest price in the category cheap detectors Find products sorted from the most expensive to the cheapest in the category most expensive detectors Check out products sorted by price starting with the highest price in the category best sellers, best detectors You’ll find products sorted by reviews starting from the highest ranked in detectors reviews
P-DC1-WEB25
30 év tapasztalat az e-kereskedelemben
3 million megrendelés évente
a vásárlók 98% visszatérõ
Több infó