Smart Home Sensors & Detectors
SmartHome detectors and sensors are designed both for connection to central units and for stand-alone use without them. These are, for example, motion sensors, smoke, gas or CO detectors or anti-flood detectors. All the sensors work with smartphones, so you always have a full overview of what's going on in your home.
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Ceiling Light - LED, dimmable, luminous flux 1220 lm, adjustable light temperature, connects via Bluetooth, control via app in Czech, compatible with Apple Home, height 6,6 cm, width 26,1 cm, length 26,1 cm, IP20
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ALZADAYS15AT
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 15 % Rabatt mit dem Code ALZADAYS15AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
144.42 €
169.90 €
In stock > 5 pcs
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Order Code:
PHLS25062set
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: automatic scenarios and alarm, cover material plastic, operating temperature from 0 to 55 °C, operating humidity from 30 to 95 %, battery and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android, Windows and iOS
Motion Sesnor , closed system with detection motion compatible with Apple Home and Philips Hue, power supply: Battery-Powered,
52.90 €
In stock > 5 pcs
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PHL19021
Air Quality Meter is designed for indoor environments where it monitors humidity, temperature and the amount of radon in the air. You use batteries or a USB cable to power it. Easily connect the air detector to the app via Wi-Fi or HUB using Airthings Smartlink. The app is compatible with both Android and iOS operating systems. Airthings View Radon also communicates with IFTTT, Google Assistant and Amazon Alexa voice assistants.
205.90 €
In stock > 5 pcs
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Air22TNG3
Sensor - temperature measurement in °C or F, measurement of humidity in %, 3" LCD display, data recovery every 4 seconds, mobile apps, notifications, support for voice assistants, the possibility of inclusion in the SwitchBot ecosystem, battery operation (2× AAA)
16.90 €
In stock > 5 pcs
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SwBot21_19
Smoke Detector - acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, holder and mounting kit included, standalone unit, app language options: Czech and English , compatible with Android and iOS
89.90 €
In stock > 5 pcs
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NET007f
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features self-diagnostics, cover material plastic, operating temperature from -10 to 40 °C,, compatible with Tuya and MOES, requires a central hub, app language options: Czech and English , compatible with Android and iOS
37.90 €
In stock 1 pcs
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Moes22_37
Air Quality Meter - detects radon, battery-powered, display, features: memory, cover material plastic, operating temperature from 4 to 40 °C, battery included, standalone unit
154.90 €
In stock > 5 pcs
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Air21TNG4
Dimmers for controlling lights, electronics and other Tapo smart devices, adjustable actions, battery operation (1× CR2032)
16.90 €
In stock > 10 pcs
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TP22_37
Detector - dimensions without stand 70 x 70 x 26 mm, with stand 70 x 70 x 45 mm, ambient temperature 0 °C to 40 °C, humidity between 30% and 70% relative humidity, 4 AA (LR6) 1.5 V batteries (batteries not included), USB Type-C power supply (cable not included)
34.90 €
In stock > 5 pcs
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Shell24_008
Sensor - smart thermometer, 7cm display with electronic ink (e-ink), Tapo H100 bridge is required for full use of all smart functions (basic values are measured without it), fine temperature resolution with ±3% RH and ±0.3°C accuracy, powered by 2 AAA batteries, Compatible with Apple Home, Amazon Alexa, Google Home and Samsung SmartThings
26.90 €
In stock > 5 pcs
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TP23_035
Door and Window Sensor - wireless, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit required, supported OS: Android and iOS, application in English
Buy with code
ALZADAYS15AT
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 15 % Rabatt mit dem Code ALZADAYS15AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
16.07 €
18.90 €
In stock 1 pcs
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Mer24_12
Sensor - replacement sensor for temperature and humidity measurement, compatible with Sonoff TH Origin/Elite, 50 cm long cable, operating temperature -40 to 85 °C, RJ9 4P4C connector
Buy with code
ALZADAYS20AT
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 20 % Rabatt mit dem Code ALZADAYS20AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
7.43 €
9.29 €
In stock > 5 pcs
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SNFa056
Door and Window Sensor - magnetic on the door/window, checking that the door is closed, fully compatible with Eufy Security devices, battery in the package - last 2 years, apps on your smart device, iOS/Android, the product requires a central unit
Great price
26.90 €
In stock > 5 pcs
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EUF01c
Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not included), bridge required for full functionality, colour white, 2 pcs
66.90 €
In stock > 5 pcs
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PHLS23017
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), radon, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, deviation 30 ppm, temperature measurement with accuracy 0.1 °C, humidity measurement with accuracy 1 %, battery-powered, visual signals, notifications via push notifications, battery indication, cover material plastic, operating temperature from 4 to 40 °C, operating humidity to 85 %, battery and mounting kit included, standalone unit requires a central hub, app language: English, compatible with Android and iOS
296.90 €
In stock 2 pcs
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Air21TNG2
Detector - protects your home, requires connection to a smart gateway or other Zigbee 3.0 hub, alerts via mobile app, range up to 30 m, runs on a 3V CR2032 battery
Buy with code
ALZADAYS30AT
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 30 % Rabatt mit dem Code ALZADAYS30AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
14.63 €
Amazing Deal
20.90 €
In stock > 10 pcs
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Order Code:
IMMX_22_31
Buy with code
ALZADAYS10AT
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 10 % Rabatt mit dem Code ALZADAYS5AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
17.91 €
19.90 €
In stock > 5 pcs
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Aqa22_10
Sensor – IP65 waterproof design, temperature and humidity measurements, clear 2.2″ LCD display, high accuracy of ±0.2 °C and ±2 % RH, view history up to 180 days, smart scenes and notifications, support for voice assistants, Zigbee 3.0 compatible
32.90 €
In stock 3 pcs
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SNFa116
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 Assistant support
14.90 €
In stock > 10 pcs
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SNFa108
Door and Window Sensor - wireless, compatible with Apple Home, Google Home and Samsung SmartThings, connect via Bluetooth, central unit required, supported OS: Android and iOS, application in English
Buy with code
ALZADAYS25AT
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
31.43 €
41.90 €
In stock > 5 pcs
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Eve23_02
Smoke Detector - temperature measurement to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating temperature to 40 °C, operating humidity from 25 to 93 %, input voltage 3V, battery included, standalone unit
32.90 €
In stock > 5 pcs
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Order Code:
HNW22_04
Door and Window Sensor - wireless, compatible with Xiaomi Home, connect via Bluetooth, integrated daylight sensor, central unit required, supported OS: Android and iOS, application in English
11.90 €
In stock > 10 pcs
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Order Code:
Xi21_01
Holder - for AQARA Presence Sensor FP2 allowing to tilt the presence sensor
19.90 €
In stock 3 pcs
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Order Code:
Aqara24014
Alza Days
Smoke
Gas
Water
Motion
Smart Air Quality Meters
Vibration
Temperature & Humidity
Door and Window Sensors
Accessories
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In the category Smart Home Sensors & Detectors on Alza.at, we currently have a total of 336 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.
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