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
(47)
(134)
(59)
(14)
(9)
Detection Type
(150)
(60)
(52)
(44)
(40)
Detection element
(70)
(27)
(14)
(13)
(11)
Range
1 m
1,700 m
-
Colour
(309)
(31)
(1)
(2)
(1)
(10)
Compatible app
(34)
(17)
(43)
(64)
(25)
Newest orders

Most expensive detectors

This page includes the most expensive detectors, or more specifically all products from the category detectors sorted from the most expensive to the cheapest. This way, the most luxurious pieces can stand out. At the moment, the most expensive product is ONDILO ICO Pool V2, smart water monitor, salt disinfection, which costs 11,490 Kč incl. VAT. Check it out, you may like it. Or you’ll get inspired.
357 Results
5.0
BOT Smart gas detector WiFi GS4
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 plastic, operating temperature to 55 °C, input voltage 230 V, compatible with Tuya and Smartlife, requires a central hub, app language options: Czech and English , compatible with Android and iOS
-9 % off new 659,- New 729,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: BOTdet006
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
Discounted -5 % 659,- 699,-
Buy
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH210
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
649,-
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH178
4.2 41×
SAFE 808 Combustible and Explosive Gas Detector - Natural Gas Detector
Gas Leak Detector - detects natural gas, propane-butane, measurement range to 2500 ppm, mains power supply, reaction time 20 s, acoustic, visual signals, signal volume 85 dB, features test button, self-diagnostics and alarm, cover material plastic, operating temperature from 0 to 50 °C, ingress protection IP30, input voltage 230 V, mounting kit included, standalone unit
649,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH148
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
-9 % off new 649,- New 719,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RY211
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
639,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tsl_22_30
3.0
BOT Smart Zigbee GS2 gas detector
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, operating temperature from -10 to 50 °C, input voltage 230 V, compatible with Tuya and Smartlife, requires a central hub, app language options: Czech and English , compatible with Android and iOS
629,-
Buy
In stock > 5 pcs at the supplier's
Order Code: BOTdet007
3.7 24×
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm
Detector PIR motion sensor for iGET SECURITY M5 alarm. Protection against sabotage, highest transmission security 256bit, very long battery life of 5 years, the alarm constantly monitors the activity of this sensor, also a signal, battery percentage and more. Special magnetic holder for attachment containing trigger.
619,-
Buy
In stock > 5 pcs at the supplier's
Order Code: iGt21015
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
619,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EZVIZ23_01
3.0
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0
Water Leak Detector - detects water gas,, compatible with Tuya and Smartlife, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
619,-
Currently Unavailable
Order Code: iQ21TECH142
4.3 11×
SwitchBot Water Leak Detector with Sensor Cable
Sensor - with an extended sensor length of 1 meter, detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth, does not require assembly, IP67 waterproof, four types of alarm, works independently - no hub needed, with 2× AAA batteries (included), battery replacement once every 2 years
609,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SwBot2404
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,
-31 % off new 599,- New 879,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes2507
5.0
MOES Human Presence Sensor + Light Sensor, Zigbee
Motion Sesnor , open system with detection motion, range: security, power supply: USB,
599,-
Currently Unavailable
Order Code: Moes2505
3.6
Meross Smart Water Leak Sensor
Sensor - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60 dB alarm, Meross Hub central unit is required for sensor functionality
599,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Mer24_14
EMOS GoSmart Water Leak Detector P56000S, ZigBee
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
Discounted -10 % 599,- 669,-
Buy
Ordered on request
Order Code: EMOS24054
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
599,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH180
5.0
Kidde Fire and Smoke Detector 10Y29
Smoke Detector - signal volume 85 dB, standalone unit
599,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH177
4.5 29×
Emos GS558
Smoke Detector - battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, operating temperature from 10 to 40 °C, operating humidity from 30 to 95 %, battery included, standalone unit
599,-
Buy
In stock 1 pcs at the supplier's
Order Code: EMDET0002
Hütermann Gas leak detector G10
Gas Leak Detector - mains power supply, acoustic signals, signal volume 85 dB, features alarm, operating temperature to 55 °C, operating humidity up to 95 %, standalone unit
Discounted -4 % 599,- 629,-
Buy
In stock 3 pcs at the supplier's
Order Code: EMPlist0132
5.0
Smartlife Zigbee Smart Water Leak Detector
Water Leak Detector - detects water gas, battery-powered, range: 30 m, sound level: 70dB, compatible with Google Home, Tuya and IFTTT, battery indication, central unit required to function,, app with Czech language support for Android, Windows and iOS
599,-
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HOMEaaa0098
Tellur WiFi Smart occupancy sensor, 2.4GHz radar sensor, USB-C, white
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion compatible with Manufacturer app, range: security, power supply: USB,
Discounted -10 % 599,- 669,-
Buy
In stock 4 pcs at the supplier's
Order Code: TLR24002
3.3
Alecto SA-102
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from -10 to 40 °C, operating humidity up to 90 %, battery and mounting kit included, standalone unit
597,-
Buy
In stock > 10 pcs at the supplier's
Order Code: AQhob08
1.0
Smoot Air PIR
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Apple Siri shortcuts and Tuya, range: lighting and security, application in Czech, power supply: Battery-Powered,
590,-
Buy
In stock 1 pcs at the supplier's
Order Code: HLDdh21
589,-
Buy
On the way > 5 pcs
Expected 19/06/2026
Order Code: EVE1004
 

Most expensive 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-WEB04