Refresh the page

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 6.59 € incl. VAT. Is this what you’re looking for?
All from 165
iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B - Water Leak Detector
iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B
Amazing Deal 6.59 €
Currently Unavailable
Water Leak Detector - detects water gas, battery-powered, range: 80 m, connect via GSM, battery indication, central unit required to function
View
SONOFF WLDC200 Water Leak Detection Cable - Extension Cable
SONOFF WLDC200 Water Leak Detection Cable
7.49 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Extension Cable
iGET SECURITY P10 - wireless vibration detector for iGET SECURITY M3B and M2B - Vibration Detector
iGET SECURITY P10 - wireless vibration detector for iGET SECURITY M3B and M2B
8.69 €
Currently Unavailable
Vibration Detector - detects vibration gas, battery-powered, range: 80 m, connect via GSM, battery indication, central unit required to function
View
EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, mounted - Motion Sesnor
EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, mounted
New arrival 10.57 €
Ordered on request
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
iGET HOME XP1B - wireless PIR motion sensor for iGET HOME X1 and X5 alarm - Motion Sesnor
iGET HOME XP1B - wireless PIR motion sensor for iGET HOME X1 and X5 alarm
Great price 10.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: security, power supply: Battery-Powered,
EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, built-in - Motion Sesnor
EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, built-in
New arrival 11.39 €
Ordered on request
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
MAKETOP Y-10D DC sensor doorbell, white - Motion Sesnor
MAKETOP Y-10D DC sensor doorbell, white
11.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency with detection motion, range: security, power supply: Battery-Powered and USB,
EVOLVEO WiFi EYE, smart magnetic PIR motion sensor - Motion Sesnor
EVOLVEO WiFi EYE, smart magnetic PIR motion sensor
11.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion compatible with Tuya, range: security, application in English, Czech, German, Slovak and...
Mi Door and Window Sensor 2 - Door and Window Sensor
Mi Door and Window Sensor 2
11.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Xiaomi Home, connect via Bluetooth, integrated daylight sensor, central unit required, supported OS: Android and iOS, application...
Gosund Intelligent Water Leak Sensor, Zigbee - Water Leak Detector
Gosund Intelligent Water Leak Sensor, Zigbee
12.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya and Manufacturer app, central unit required to function,, app with Czech language support, app with...
SONOFF Zigbee Human Presence Sensor - Sensor
SONOFF Zigbee Human Presence Sensor
Discounted -23 % 12.90 € 16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - for motion detection, functionality based on 5.8 GHz microwave radar, three levels of sensitivity, detection distance up to 4 m, compatible with smart bulbs, Smart Switch...
SONOFF SNZB-03P Zigbee Motion Sensor - Motion Sesnor
SONOFF SNZB-03P Zigbee Motion Sensor
13.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, IFTTT and eWeLink, range: lighting, application in English and Czech, power supply:...
Sonoff PIR3-RF Small 433MHz RF PIR3 Motion Sensor - Sensor
Sonoff PIR3-RF Small 433MHz RF PIR3 Motion Sensor
13.90 €
Currently Unavailable
Sensor - movement, a bridge is necessary to function, the angle of view: 100°, two modes, range: 8 m, connection: radio waves, colour: white
View
Flammable gas leak detector - solid state sensor, 85dB siren, battery backup - Gas Leak Detector
Flammable gas leak detector - solid state sensor, 85dB siren, battery backup
14.66 €
Currently Unavailable
Gas Leak Detector - detects natural gas, propane-butane, LPG, deviation 1500 ppm, gas detection sensitivity 2500 ppm, combined mains + battery-powered , acoustic signals, signal...
View
Nous E2 Zigbee Smart PIR motion sensor - Motion Sesnor
Nous E2 Zigbee Smart PIR motion sensor
Discounted -21 % 14.90 € 18.90 €
Currently Unavailable
Motion Sesnor , open system with detection motion compatible with Tuya and Manufacturer app, range: lighting and security, application in English and Slovak, power supply:...
View
Solight CO flue gas detector, 85 dB - Gas Leak Detector
Solight CO flue gas detector, 85 dB
15.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 50 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic, visual signals, signal volume 85 dB,...
Xtend Home EZS-PIRP30 - Motion Sesnor
Xtend Home EZS-PIRP30
15.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply:...
EVOLVEO wireless vibration detector for Alarmex/Sonix - Vibration Detector
EVOLVEO wireless vibration detector for Alarmex/Sonix
15.90 €
Currently Unavailable
Vibration Detector - detects Opening windows and doors and vibration gas,, range: 40 m, standalone functional unit
View
Xiaomi Mi Motion Sensor 2S - Motion Sesnor
Xiaomi Mi Motion Sensor 2S
16.30 €
Currently Unavailable
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Light compatible with Xiaomi Home, range: lighting, security and home control, power supply:...
View
Meross Smart Water Leak Sensor - Sensor
Meross Smart Water Leak Sensor
16.90 €
Currently Unavailable
Sensor - dual detection probe (upper and lower), detection of small droplets and larger leaks, instant acoustic alarm 100 dB, alerts via push notifications to your phone,...
View
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable - Sensor
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable
16.90 €
In stock > 10 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - protection against water damage in your home, Zigbee, email alerts, SMS or mobile phone notifications, on a CR2477 battery (battery not included), degree of protection...
SONOFF SNZB-05P Zigbee Water Leak Sensor - Sensor
SONOFF SNZB-05P Zigbee Water Leak Sensor
16.90 €
In stock > 10 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - protection against water damage in your home, Zigbee, email alerts, SMS or mobile notifications, on a CR2477 battery, degree of protection IP67, Zigbee2MQTT and Home...
TP-Link Tapo T300, Smart water leak sensor - Water Leak Detector
TP-Link Tapo T300, Smart water leak sensor
16.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Humidity and water gas, battery-powered, sound level: 90dB, compatible with Google Home and Manufacturer app, connection via radio waves, central unit...
Solight Wireless motion detector/gong - Detector
Solight Wireless motion detector/gong
16.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally,...
24 more...
Other

No longer sold

Archive Metal
Chcete doručit do České republiky? Jdi na Detektory
Chcete doručiť tovar na Slovensko? Prezrite si Detektory
Für den Versand nach Deutschland, besuchen Sie bitte Detektoren und Sensoren
Magyarországra rendelnél? Látogasd meg ezt a termékkategóriát Szivárgás érzékelők és detektorok

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.

More information
I understand Detailed settings Reject everything
P-DC1-WEB10