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 348
Multifunctional digital CO detector FireAngel FA3322 with LCD display
57.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features alarm, cover material plastic, operating...
SAFE Wireless flammable and explosive gas detector 5YGAS-RF
58.03 €
Currently Unavailable
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52.23 €
Gas Leak Detector - detects natural gas, mains power supply, detection reach 1000 m, acoustic, visual signals, signal volume 85 dB, features alarm, cover material plastic,...
SAFE FireSafe 10YDCO-RF Wirelessly connectable carbon monoxide (CO) detector
58.04 €
Currently Unavailable
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52.24 €
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, features alarm, cover material plastic, operating temperature from...
Honeywell Home R200C-N2, Connected Carbon Monoxide Detector and Detector, CO Alarm
Great price
58.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, detection reach 100 m, acoustic...
IMMAX NEO Smart Ultrasonic Liquid Level Sensor , 5 m, WiFi
-6 % off new
58.90 €
New 63.04 €
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
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50.07 €
Sensor - precise measurement using ultrasonic technology, suitable for any type of liquid, IP65 resistance, possibility of connection to a smart water valve, Immax NEO PRO app in...
Ubiquiti UniFi Protect Sense
59.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - Multisensor, Bluetooth 5.0 BLE, Motion, opening, Temperature, humidity, water
Nedis ZBDCO11WT
59.90 €
In stock > 5 pcs at the supplier's
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features alarm,...
BOT Smart carbon dioxide detector WiFi CO2
60.07 €
In stock > 5 pcs at the supplier's
Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, mains power supply, acoustic, visual signals, notifications via...
Ajax LeaksProtect White
61.17 €
Currently Unavailable
Water Leak Detector - detects Water gas, battery-powered, range: 1300 m, reaction time: 0,15s, compatible with Ajax, connection via radio waves, protection against sabotage,...
Kidde 10LLDCO CO Detector (Moisture Resistant)
62.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), signal volume 85 dB, standalone unit
IMMAX NEO Smart Ultrasonic Liquid Level Sensor , 5 m, WiFi
63.04 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Add AlzaPlus+ and save instantly
53.58 €
Sensor - precise measurement using ultrasonic technology, suitable for any type of liquid, IP65 resistance, possibility of connection to a smart water valve, Immax NEO PRO app in...
Shelly Gas, CNG Gas Detector, Alarm: Flashing LED & Acoustic Signal, WiFi
Great price
63.90 €
Save 6 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector - Shelly GAS is a compact and highly sensitive CNG natural gas detector, bringing additional security for your home and family. Alarm: flashing LED & acoustic signal....
AQARA Presence Sensor FP2
-13 % off new
71.90 €
New 82.99 €
As good as new - in stock 1 pcs
Buy with code
ALZADNI10
64.71 €
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.
Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth, closed system with detection motion and Lights compatible with Apple Home, Google Home, IFTTT and Aqara Home, range:...
Homematic IP PIR motion detector - for 55 mm frame, indoor - HmIP-SMI55-2
65.12 €
Currently Unavailable
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Google Home and Manufacturer app, range: security, power supply: Battery-Powered,
Homematic IP Occupancy Sensor - indoor - HmIP-SPI
65.57 €
Currently Unavailable
Motion Sesnor with detection motion compatible with Google Home and Manufacturer app, range: lighting, power supply: Battery-Powered,
Homematic IP Siren indoor - HmIP-ASIR-2
65.57 €
Currently Unavailable
Siren - open system, area of use: security, OS supported: Android and iOS, compatible with Google Home and Homematic IP, power supply: Battery-Powered
Homematic IP Smoke detector HmIP-SWSD-2
65.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , detection reach 40 m, acoustic, visual signals, signal volume 85 dB, battery indication, features: test button, cover material plastic, operating...
Philips Hue Outdoor Motion Sensor
65.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , closed system with detection motion compatible with Apple Home and Philips Hue, power supply: Battery-Powered,
SAFE Motion Guard Plus, white
67.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - wireless dual PIR motion detector with microwave sensor detecting motion up to 12 meters, which is able to reliably ignore the movement of animals in the guarded area (PET...
Ajax GlassProtect (8EU) ASP white (38109)
69.96 €
Currently Unavailable
Vibration Detector - detects vibration gas, battery-powered, compatible with Ajax and Manufacturer app, connection via radio waves, battery indication, adjustable sensitivity and...
Ajax GlassProtect (8EU) ASP black
69.96 €
Currently Unavailable
Vibration Detector - detects vibration gas, battery-powered, compatible with Ajax and Manufacturer app, connection via radio waves, battery indication, adjustable sensitivity and...
Smoot Air Air Quality Monitor
70.55 €
In stock 2 pcs at the supplier's
Air Quality Meter - detects temperature, humidity, dust particles, mains power supply, notifications via push notifications, battery indication and display, cover material plastic,...
AQARA Presence Sensor FP2
82.99 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI10
74.69 €
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.
Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth, closed system with detection motion and Lights compatible with Apple Home, Google Home, IFTTT and Aqara Home, range:...
PIR motion detector - for 55 mm frame, indoor, anthracite - HmIP-SMI55-A
76.37 €
Currently Unavailable
Motion Sesnor , connect through Radio frequency, closed system with detection motion, range: lighting, security and home control, application in English, Czech and German, power...
No longer sold
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