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)
(28)
(9)
(9)
Detection Type
(98)
(46)
(34)
(29)
(29)
Detection element
(44)
(12)
(9)
(9)
(8)
Range
1.1 m
1,700 m
-
Colour
(209)
(18)
(1)
(1)
(4)

Cheap detectors

On this page you will find detectors at the lowest prices, more so all detectors ranked from the lowest to the highest price. It will be easier to see products that are now marked at their lowest price. The item with the lowest price in this category is iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B marked at 2,390 Ft incl. VAT. Is this what you’re looking for?
235 Results
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
12,190 Ft
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RY211
AQARA Multi-State Sensor P100 Kit (VB-S03D), grey
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings and Aqara Home, connection via radio waves, adjustable sensitivity, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
12,690 Ft
Currently Unavailable
Order Code: Aqara26001
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home and Aqara Home, connection via radio waves, adjustable sensitivity, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
12,690 Ft
Currently Unavailable
Order Code: Aqara26002
EVOLVEO Wireless 360° PIR Ceiling Motion Sensor for Sonix
Motion Sensor - for alarm, Interior, battery powered, reach of 80m, connection via radio waves, battery indication, independently functional unit, application in Czech, applications in Czech and English
12,690 Ft
Currently Unavailable
Order Code: EVolv08
4.6 13×
FireAngel ST 622 Fire and Smoke Detector
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, features: test button and temporary shutdown, operating temperature from 4 to 38 °C, operating humidity up to 90 %, standalone unit
12,790 Ft
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH136
4.1 17×
AQARA Motion and Light Sensor P2
Motion Sesnor , connect through Bluetooth, open system with detection motion and Light compatible with Apple Home and Aqara Home, range: lighting and security, application in English, Czech, German, Slovak and In Polish, power supply: Battery-Powered,
13,290 Ft
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara24002
FireAngel Temperature detector FA6215
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, features: test button, operating temperature from 4 to 38 °C, operating humidity up to 90 %, battery included
13,290 Ft
Buy
In stock 1 pcs
Order Code: SAFEH210
3.9 27×
EVOLVEO WiFi SMOKE, smart smoke detector
Smoke Detector - battery-powered , detection reach 60 m, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button and temporary shutdown, operating temperature from -15 to 55 °C, operating humidity up to 95 %, battery and mounting kit included, compatible with Smartlife, standalone unit, app language options: Czech and English , compatible with Android and iOS
13,290 Ft
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EVO23_022
4.7
Honeywell Home R200H-N2 Interconnected fire alarm detector - temperature principle, battery operated
Temperature Sensor - interconnected fire detector, battery powered
13,490 Ft
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_03
4.8
iQtech Smartlife MS03 Zigbee PIR motion sensor, Zigbee 3.0
Detector PIR motion sensor, Zigbee 3.0
14,190 Ft
Currently Unavailable
Order Code: iQ21TECH140
3.8 24×
iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi
Smoke Detector - detects gas, measurement range from 50 to 300 ppm, battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
-4 % off new 14,290 Ft New 15,010 Ft
Buy
Unsealed - in stock 1 pcs
Order Code: iQ21TECH134
SAFE Water Guard, white
Sensor - wireless water leak detector, the detector is powered by a replaceable battery that allows continuous operation for up to 3 years, colour white
Discounted -7 % 14,480 Ft 15,650 Ft
Buy
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26005
3.0
MOES Human Presence Sensor + Light Sensor, Zigbee
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Smartlife and MOES, range: security, power supply: USB,
14,790 Ft
Currently Unavailable
Order Code: Moes2507
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
Shelly Gen4 Flood, flood sensor, Bluetooth
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 2 m, sound level: 50dB, compatible with Apple Home, Google Home, Manufacturer app and Home Assistant, connect via WiFi 2,4 GHz and Bluetooth, battery indication, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android, Windows and iOS
14,890 Ft
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Shell25034
EVOLVEO SecuPro, wireless siren with solar power
Siren - closed system, area of use: security, power supply: Battery-Powered, Solar and USB
14,890 Ft
Buy
On the way 1 pcs
Expected 17/04/2026
Order Code: EVO24013
4.0
MOES Smoke Detector, Zigbee
Smoke Detector - temperature measurement from 0 to 55 °C, battery-powered , detection reach 15 m, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from 0 to 55 °C, battery and mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
14,890 Ft
Buy
On the way > 5 pcs
Expected 17/04/2026
Order Code: Moes22_38
3.8 24×
iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi
Smoke Detector - detects gas, measurement range from 50 to 300 ppm, battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
15,010 Ft
Currently Unavailable
Order Code: iQ21TECH134
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
3.7
EZVIZ Smoke detector T4C
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button and temporary shutdown, operating temperature from -10 to 55 °C, operating humidity up to 95 %, battery included, compatible with EZVIZ, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
15,690 Ft
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EZVIZ23_12
4.6
IMMAX NEO Smart Occupancy Sensor, Zigbee 3.0
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz, open system with detection motion and Light compatible with Apple Siri shortcuts, Tuya and Immax NEO PRO, range: lighting, electrical installation and security, application in English, Czech, German and Hungarian, power supply: Power plug and USB,
15,700 Ft
Buy
Ordered on request
Order Code: IMXX2333
iQtech SmartLife GS02, Wi-Fi
Gas Leak Detector - mains power supply, acoustic signals, cover material plastic, input voltage 230 V, power cable included, compatible with Tuya and Smartlife, standalone unit, app language: English , compatible with Android and iOS
15,890 Ft
Currently Unavailable
Order Code: iQtech23_03
4.2
Eve Door & Window (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)
Door and Window Sensor - wireless, compatible with Apple Home, Google Home and Samsung SmartThings, connect via Bluetooth, central unit required, supported OS: Android and iOS, application in English
Discounted -14 % 16,230 Ft 18,990 Ft
Buy
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Eve23_02
4.8
MOES CO Detector, Zigbee
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features self-diagnostics, cover material plastic, operating temperature from -10 to 40 °C,, compatible with Tuya and MOES, requires a central hub, app language options: Czech and English , compatible with Android and iOS
16,690 Ft
Buy
On the way > 5 pcs
Expected 17/04/2026
Order Code: Moes22_37
24 more... Top
1 ... 34567 ... 10
 

Cheap 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-WEB10
30 év tapasztalat az e-kereskedelemben
3 million megrendelés évente
a vásárlók 98% visszatérõ
Több infó