Detectors
Detectors – same-day delivery available. Just make sure the product you want is in stock. Choose products to buy from the comfort of your home and have them delivered to your address, to an AlzaBox, or to one of our stores. Learn more about why shop on Alza.de.
Continue
All from 233
Shelly Presence Sensor Gen4, Black
77.90 €
In stock > 5 pcs
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, application in English, Czech and Slovak, power supply: Power...
ONDILO ICO Spa V2 Essential +, smart water monitor and calibration kit - Cl/Br disinfection
Amazing Deal
478.90 €
In stock 2 pcs
Detector - smart water monitor, for monitoring the water quality in the hot tub, compatible with chlorine and bromine sanitizers, intuitive, low maintenance
SAFE Starter Kit Fire Cam, white
525.90 €
In stock 2 pcs
Security Kit - for early fire detection with visual inspection, includes Hub 2 Plus LTE, Fire Guard and Turret Cam AI, instant notifications in ProSAFE, encrypted communication...
SAFE Door Guard Plus, white
57.90 €
In stock 1 pcs
Sensor - wireless magnetic open, shock and tilt detector for window and door security Powered by a replaceable battery that allows continuous operation for up to 4 years, white...
SAFE Door Guard, white
45.90 €
In stock 2 pcs
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
SAFE Water Guard, white
50.90 €
In stock 3 pcs
Sensor - wireless water leak detector, the detector is powered by a replaceable battery that allows continuous operation for up to 3 years, colour white
SAFE Motion Guard, white
Amazing Deal
69.90 €
In stock 5 pcs
Sensor - wireless motion detector equipped with dual PIR sensor detecting motion at a distance of up to 12 meters, PET immunity up to a weight of 18 kg and 50 cm height, The...
Xtend Home EZS-PIRP30
Amazing Deal
16.90 €
In stock > 10 pcs
Motion Sesnor , connect through Radio frequency with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply:...
MAKETOP Y-10D DC sensor doorbell, white
11.90 €
In stock > 10 pcs
Motion Sesnor , connect through Radio frequency with detection motion, range: security, power supply: Battery-Powered and USB,
GARNI 204 OneCare
118.90 €
In stock 3 pcs
Air Quality Meter - detects temperature, humidity, dust particles, temperature measurement from -40 to 70 °C, humidity measurement from 1 to 99 %, mains + battery-powered,...
Honeywell XH100-CSSK-A, Smart Smoke Detector X-Series (Thermal Principle), ScanApp, Battery Powered
38.90 €
In stock > 5 pcs
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, standalone unit
SAFE Door Guard, white
45.90 €
Unsealed 1 pcs
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
X-Sense XS01-M RF Smoke Detector for the SB550 Station
-12 % off new
28.90 €
New 32.90 €
Unsealed 2 pcs
Smoke Detector - battery-powered , detection reach 500 m, reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication...
SAFE Motion Cam (PhOD), white
-14 % off new
135.90 €
New 158.90 €
Unsealed 1 pcs
Sensor - wireless dual PIR motion detector with photo camera, images in case of an alarm, or on request (PhOD), Motion detection up to 12 metres, which reliably ignores the...
Ajax MotionCam HDR, black
131.90 €
Unsealed 1 pcs
Motion Sesnor , closed system with detection motion compatible with Ajax, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
Xtend Home EZS-PIRP30
-17 % off new
13.90 €
New 16.90 €
Unsealed 1 pcs
Motion Sesnor , connect through Radio frequency with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply:...
EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren
-14 % off new
65.90 €
New 76.90 €
Unsealed 1 pcs
Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Power plug, in Czech and English
GARNI 210T OneCare
-7 % off new
128.90 €
New 138.90 €
Unsealed 1 pcs
Air Quality Meter - detects temperature, humidity, dust particles, temperature measurement from -10 to 50 °C with accuracy 0.8 °C, humidity measurement with accuracy 5 %, mains +...
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm
-30 % off new
17.90 €
New 25.90 €
Unsealed 1 pcs
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...
Honeywell XH100-CSSK-A, Smart Smoke Detector X-Series (Thermal Principle), ScanApp, Battery Powered
-43 % off new
21.90 €
New 38.90 €
Unsealed 1 pcs
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, standalone unit
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm
-34 % off new
16.90 €
New 25.90 €
As good as new 1 pcs
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...
Netatmo Smart Carbon Monoxide Alarm
104.90 €
On the way > 5 pcs
Expected 09/11/2026
Gas Leak Detector - battery-powered, notifications via push notifications, signal volume 85 dB, battery indication, cover material plastic, compatible with Apple Home, standalone...
Nedis WIFISA20CBK
65.90 €
On the way 3 pcs
Expected 10/11/2026
Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), mains power supply, acoustic, visual signals, notifications via push notifications, battery indication and...
Eve Motion (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)
BLACK FRIDAY -28 %
34.99 €
48.90 €
Currently Unavailable
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Lights compatible with Apple Home, Google Home and Samsung SmartThings, range: lighting, security...
In the category Detectors on Alza.de, we currently have a total of 233 products, which you can easily buy online and get quickly delivered. See all of your purchases and make orders on our easy-to-use app.
Continue
No longer sold
Chcete doručit do České republiky? Jdi na
Detektory
Chcete doručiť tovar na Slovensko? Prezrite si
Detektory
Für den Versand nach Österreich, besuchen Sie bitte
Detektoren und Sensoren
Magyarországra rendelnél? Látogasd meg ezt a termékkategóriát
Szivárgás érzékelők és detektorok