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 Elektrobock CN11 Mini marked at 7.19 € incl. VAT. Is this what you’re looking for?
All from 349
IMMAX NEO Smart PIR sensor 2in1 Zigbee 3.0
18.75 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , open system with detection motion and Lights compatible with Apple Siri shortcuts, Tuya, Lidl Home, Smartlife, Nedis SmartLife, ETA SMART, Tesla Smart and Immax NEO...
AQARA Vibration Sensor T1 (VB-S01D)
20.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI10
18.81 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Vibration Detector - detects Opening windows and doors, Fall and vibration gas, battery-powered, reaction time: 1s, compatible with Apple Home and Manufacturer app, battery...
AQARA Water Leak Sensor T1
20.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI10
18.81 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery...
AQARA Water Leak Sensor T1
20.99 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI10
18.89 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Water Leak Detector - detects Water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery...
MOES Vibration Sensor, Zigbee
18.90 €
Currently Unavailable
Vibration Detector - detects vibration gas, battery-powered, range: 30 m, compatible with Tuya and Smartlife, connect via WiFi 5 GHz, battery indication and adjustable sensitivity,...
SONOFF SNZB-03P Zigbee Motion Sensor
18.90 €
In stock > 5 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 Zigbee Human Presence Sensor
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency, open system with detection motion and Human presence, range: lighting, power supply: Power plug,
TP-Link Tapo T300, Smart water leak sensor
Great price
18.90 €
Save 1 €
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...
Sonoff MS01 Smart Soil Moisture Sensor
18.90 €
On the way > 5 pcs
Expected 06/10/2026
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,...
iGET SECURITY EP10 - wireless vibration sensor for iGET M5-4G alarm
18.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector vibration detection sensor for iGET SECURITY M5 alarm. It is used for windows, showcases, valuable things like TV, antiques, etc. As soon as a minor shock occurs, the...
Elektrobock LM-107A Photoelectric Smoke Detector, 10 years Warranty
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , detection reach 12 m, acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating...
EZVIZ T3C smart button
-5 % off new
18.90 €
New 19.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smart Wireless Switch - compatible with EZVIZ, control via app on Android and iOS,connect via , application in Czech and English
Niceboy ION ORBIS Motion Sensor
-9 % off new
18.90 €
New 20.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , open system with detection motion compatible with Niceboy ION, range: home control, application in English, Czech and Slovak,
X-Sense XS01 Standalone Smoke Detector
18.91 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , detection reach 200 m, reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication...
EMOS PIR sensor (motion sensor), IP20, 500 W, white
New arrival
19.16 €
Ordered on request
Motion Sesnor , closed system with detection motion, range: lighting, power supply: Power plug,
ERMENRICH Gas detector NG20 84091
19.16 €
In stock > 10 pcs at the supplier's
Gas Leak Detector - detects CO (carbon monoxide), propane-butane, measurement range from 500 to 2000 ppm, battery-powered, acoustic, visual signals, standalone unit
Elektrobock LM-218B
19.90 €
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 30 to 550 ppm, deviation 3 ppm, battery-powered, acoustic signals, signal volume 85 dB, battery indication,...
EZVIZ Water leak sensor T10C
19.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Humidity and Water gas, battery-powered, range: 200 m, compatible with Google Home and EZVIZ, connect via WiFi 2,4 GHz, battery indication, central...
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
19.90 €
Ordered on request
Motion Sesnor , connect through GSM, closed system with detection motion, range: security, power supply: Battery-Powered,
iQtech SmartLife WL02, Wi-Fi flood sensor
19.90 €
In stock > 5 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, connect via WiFi 2,4 GHz, standalone functional unit,, app with Czech language...
EZVIZ T3C smart button
19.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smart Wireless Switch - compatible with EZVIZ, control via app on Android and iOS,connect via , application in Czech and English
EMOS GoSmart PIR sensor (motion sensor) IP20, 60°, ZigBee
20 €
Currently Unavailable
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Lidl Home, Smartlife and EMOS GoSmart, range: lighting and security,...
EMOS Microwave sensor (motion sensor) IP20, 1200 W, 360°, built-in
Great price
20 €
Ordered on request
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
Solight Wireless motion detector/gong
20.11 €
In stock > 10 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,...
No longer sold
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