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
(52)
(138)
(64)
(14)
(10)
Detection Type
(155)
(59)
(58)
(45)
(43)
Detection element
(73)
(28)
(19)
(14)
(12)
Range
1 m
1,700 m
-
Colour
(327)
(29)
(1)
(2)
(1)
(11)
Compatible app
(32)
(15)
(42)
(58)
(24)
Newest orders

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 Fireman fire alarm and smoke detector JB-S01 marked at 169 Kč incl. VAT. Is this what you’re looking for?
374 Results
4.9 13×
SAFE HOME SAFE 10Y30-PRO
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, operating temperature from -10 to 55 °C, operating humidity up to 95 %, input voltage 3V, standalone unit
Buy with code ALZADNY10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky. 449,-
499,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH296
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
499,-
Currently Unavailable
Order Code: WOOX22_02
4.8 69×
TP-Link Tapo S200B, Smart button
Dimmers for controlling lights, electronics and other Tapo smart devices, adjustable actions, battery operation (1× CR2032)
499,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP22_37
4.3 10×
IMMAX NEO Smart water leak sensor, Zigbee 3.0 + prodloužená záruka o 1 rok ZDARMA
Water Leak Detector - detects water gas, battery-powered, range: 30 m, sound level: 120dB, compatible with Google Home, Tuya, Lidl Home and Immax NEO PRO, connect via WiFi 2,4 GHz and WiFi 5 GHz, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
499,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMXX2314
4.0
AQARA Vibration Sensor T1 (VB-S01D)
Vibration Detector - detects Opening windows and doors, Fall and vibration gas, battery-powered, reaction time: 1s, compatible with Apple Home and Manufacturer app, battery indication and adjustable sensitivity, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
509,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara25021
4.7 87×
TP-Link Tapo T100, Smart motion sensor
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Samsung SmartThings, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,
509,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP22_38
3.0
EMOS GoSmart PIR sensor (motion sensor) with night light, Wi-Fi
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, range: lighting, application in English, Czech, German, Slovak, Hungarian and In Polish, power supply: Power plug,
Great price 529,- Save 20,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS24145
4.5 52×
AQARA Water Leak Sensor T1
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
Buy with code ALZADNY10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky. 476,-
529,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara23_005
2.8
MOES IR Human Sensor, Zigbee
Motion Sesnor , open system with detection motion compatible with Tuya, range: security and home control, application in English, Czech, German, Slovak and Hungarian, power supply: Battery-Powered,
539,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes22_42
4.1 93×
TESLA Smart Sensor Temperature and Humidity Display
Sensor - on the wall and on the table, measures temperature and humidity, with a display, 2 AAA batteries, white colour, dimensions 61 × 61 × 23 mm (H×W×D)
Buy with code ALZADNY10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky. 485,-
539,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tsl_22_28
2.7
Niceboy ION ORBIS Vibration Sensor
Vibration Detector - detects Glass breakage and vibration gas,, compatible with Niceboy ION, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
549,-
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NCB23_007
Dahua DHI-HY-HT10A-R8
Detector - heat detector, wireless, 54-65°C, 24 devices, 10 years battery life, IR remote control, 85dB, A1, ceiling mounting, white
549,-
Buy
In stock 2 pcs at the supplier's
Order Code: DAHUdete008
1.0
Nedis ALRMMW20WT
Motion Sensor - Exterior, battery powered, reach of 80m, sound volume: 85dB, independently functional unit
549,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HOMEaaa1203
4.8 37×
TP-Link Tapo S200D
Dimmers - button to control the intelligent lighting, adjustable actions, multiple light control, can be fixed with screws, with double-sided tape or on any metal surface, battery (1× CR2032) with a lifetime of up to 1 year, does not work standalone - Tapo Smart Hub (H100) is required
549,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP23_001
5.0
WOOX Smart Water Leak Sensor R7050
Water Leak Detector - detects water gas,, compatible with Tuya, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
549,-
Buy
Ordered on request
Order Code: Woox22_18
4.2 38×
RETLUX RDT 301
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 100 to 300 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic signals, signal volume 85 dB, display, features test button and alarm, operating temperature from 5 to 40 °C, operating humidity from 20 to 90 %, standalone unit
Buy with code ALZADNY15 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 15 % s kódem ALZADNY15. Klikněte a kód se uplatní automaticky. 467,-
Discounted -15 % 549,- 649,-
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RETDET003
SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white
Motion Sensor - for lighting, Exterior, mains supply, input voltage: 230 V, reach of 10m, compatible with Manufacturer app, night orientation light, independently functional unit
549,-
Buy
In stock > 10 pcs at the supplier's
Order Code: HOMEaaa1418
4.3 11×
SwitchBot Water Leak Detector
Sensor - 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
559,-
Currently Unavailable
Order Code: SwBot2403
2.0
MOES Human Presence Sensor + Light Sensor, WiFi
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion, Light and Human presence compatible with Tuya, Smartlife and MOES, range: lighting, security and home control, power supply: USB,
559,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes2515
4.7 48×
AQARA Motion Sensor P1 (MS-S02)
Motion Sesnor , connect through Radio frequency, open system with detection motion and Light compatible with Apple Home, IFTTT and Aqara Home, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
-6 % off new 559,- New 599,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqa22_05
5.0
Tellur WiFi Smart Flood Sensor, AAA, white
Water Leak Detector - detects water gas, battery-powered, range: 1 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional unit, central unit required to function, app with English language support for Android
-26 % off new 569,- New 779,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TLLR2102
5.0
Tellur WiFi Smart Flood Sensor, AAA, white
Water Leak Detector - detects water gas, battery-powered, range: 1 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional unit, central unit required to function, app with English language support for Android
-26 % off new 569,- New 779,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TLLR2102
iQtech Smartlife DW04 Zigbee Magnetic window and door sensor, Zigbee 3.0
Door and Window Sensor - mains-operated, compatible with Google Home, Tuya, IFTTT and Smartlife, connect via WiFi 2,4 GHz, battery indication, range of 10m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
569,-
Currently Unavailable
Order Code: iQ21TECH141
5.0
BOT Smart WiFi GS3
Gas Leak Detector - mains power supply, notifications via push notifications, signal volume 70 dB, cover material plastic, operating temperature from -10 to 50 °C, ingress protection IP20, input voltage 230 V, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
569,-
Buy
In stock > 10 pcs at the supplier's
Order Code: HOMEaaa1848
24 more... Top
1 ... 34567 ... 16
 

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-WEB04