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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.at.

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7 reasons to shop for Detectors on Alza.at

  • We have a wide network of stores across the Czech Republic, where we follow all hygiene measures, as well as contactless AlzaBoxes (pick-up points).
  • You can see the availability of each item right away. Don't forget that we deliver on weekends too.
  • We accept most payment methods, including contactless and cryptocurrency.
  • You can easily return or exchange your product at any of our AlzaBoxes.
  • Need assistance? Our customer support is available 24/7.
  • We complement our range with accessories and additional services.
  • You'll find all the essential information for each product, and for some, user reviews to help with your selection.

What to consider when choosing Detectors?

If you're planning to get Detectors, there are a few aspects that can help you choose the right product. In the left menu, you can use the parametric filter to narrow down the selection to match your preferences. We also recommend sorting by popularity or price.

Make your selection easier. Click through our pre-made filters for the category: Detectors

Are you looking for the best Detectors? Browse products sorted by popularity, or consult the reviews from other users.

Cheapest vs. most expensive Detectors

If you are looking for products based on price, you can browse the lowest priced Detectors, or choose to sort by price from highest to lowest.

Detectors – main types

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173 Results
4.2 52×
AQARA Presence Sensor FP2
Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth, closed system with detection motion and Light compatible with Apple Home, Google Home, IFTTT and Aqara Home, range: lighting and security, application in English, Czech and Slovak, power supply: Power plug and USB,
65.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara23_002
4.6 36×
Airthings View Plus - complete air quality monitor
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), radon, CO₂ (carbon dioxide), dust particles, mains + battery-powered, visual signals, notifications via push notifications, battery indication and display, features: memory, power cable and battery included, standalone unit requires a central hub, app language: English, compatible with Android and iOS
Amazing Deal 399.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Air22TNG1
4.7 48×
AQARA Motion Sensor P1 (MS-S02)
Motion Sesnor , connect through Radio frequency, open system with detection motion and Light compatible with Apple Home, IFTTT and Aqara Home, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
20.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqa22_05
4.7 87×
TP-Link Tapo T100, Smart motion sensor
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Samsung SmartThings, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,
Amazing Deal 16.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP22_38
4.8 182×
Philips Hue Motion Sensor
Motion Sensor - for lighting, Interior, battery powered, reach of 5m, compatible with Apple Home, connection via Bluetooth, application in Czech, applications in Czech and English for Android, Windows and iOS
39.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ESO521g15
3.8 46×
Netatmo Smart Indoor Air Quality Monitor
Air Quality Meter - detects temperature, humidity, noise, measurement range from 0 to 5000 ppm, deviation 50 ppm, gas detection sensitivity 50 ppm, temperature measurement from 0 to 50 °C with accuracy 0.3 °C, humidity measurement with accuracy 3 %, mains power supply, visual signals, cover material metal, operating temperature from 0 to 50 °C,, ingress protection IP20, input voltage 5 V, power cable included, standalone unit, app language: English, compatible with Android and iOS
Buy with code ALZADAYS40AT The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 40 % Rabatt mit dem Code ALZADAYS40AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt. 65.34 €
Amazing Deal 108.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NET001e
Philips Hue Enrave S white + Philips Hue Motion Sensor
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
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. 144.42 €
169.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: PHLS25062set
4.8 28×
Philips Hue Outdoor Motion Sensor
Motion Sensor - for lighting, Exterior and Interior, battery powered, compatible with Apple Home and Philips Hue, independently functional unit, a central unit is required to function
55.90 €
Buy
In stock > 5 pcs
Order Code: PHL19021
4.9 88×
TP-Link Tapo T300, Smart water leak sensor
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 required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
16.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP23_065
4.8 68×
TP-Link Tapo S200B, Smart button
Dimmers for controlling lights, electronics and other Tapo smart devices, adjustable actions, battery operation (1× CR2032)
16.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP22_37
4.8 102×
Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, acoustic signals, signal volume 85 dB, features test button, cover material plastic, operating temperature from -10 to 40 °C, operating humidity from 25 to 95 %, ingress protection IP44, input voltage 3V, battery included, standalone unit
44.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_01
4.0
AQARA Vibration Sensor T1 (VB-S01D)
Vibration Detector - detects Opening windows and doors, Fall and vibration gas, battery-powered, reaction time: 1s, compatible with Apple Home and Manufacturer app, battery indication and adjustable sensitivity, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
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 €
Amazing Deal 19.90 €
Buy
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara25021
4.5 52×
AQARA Water Leak Sensor T1
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
18.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara23_005
4.1
AQARA Presence Sensor FP1E (PS-S03D), Zigbee
Motion Sesnor , connect through Radio frequency, open system with detection motion compatible with Aqara Home and Manufacturer app, range: lighting and security, application in English, Czech and Slovak, power supply: Power plug and USB,
Great price 39.90 €
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara24009
4.3 15×
Airthings Wave plus - air quality, radon, humidity, temperature, VOC, CO2 and pressure sensor
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 €
Buy
In stock 2 pcs
Order Code: Air21TNG2
4.9 27×
SONOFF SNZB-05P Zigbee Water Leak Sensor
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
13.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SNFa108
4.2
Eve Door & Window (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)
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 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. 33.52 €
41.90 €
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Eve23_02
4.8 37×
TP-Link Tapo S200D
Dimmers - button to control the intelligent lighting, adjustable actions, multiple light control, can be fixed with screws, with double-sided tape or on any metal surface, battery (1× CR2032) with a lifetime of up to 1 year, does not work standalone - Tapo Smart Hub (H100) is required
18.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TP23_001
4.6
Meross Smart Presence Sensor
Sensor - dual detection technology, accurate presence detection even without motion, range up to 12 m, intelligent lighting automation, minimising false alarms, HomeKit compatibility, Alexa, Google Home and Matter, stable and secure connection, continuous cable power supply, adjustable base, protective shield against pet detection, mounting bracket included
32.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Mer2415
4.8 12×
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated
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
28.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_04
4.5 10×
SwitchBot Motion Sensor
Motion Sensor - for lighting, Interior, battery powered, reaction time: 0,5s, connection via WiFi 2,4 GHz, a central unit is required to function
22.90 €
Buy
In stock 1 pcs
Order Code: SwBot21_12
4.2 20×
Netatmo Smart Carbon Monoxide Alarm
Gas Leak Detector - battery-powered, notifications via push notifications, signal volume 85 dB, battery indication, cover material plastic, compatible with Apple Home, standalone unit, app language options: Czech and English , compatible with Android, Windows and iOS
88.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NetA_21_01
4.6 14×
iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B
Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via SMS, signal volume 85 dB, features: test button, cover material plastic, operating temperature from 5 to 50 °C, operating humidity from 20 to 90 %, compatible with iGet Home, standalone unit
19.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NU105z
4.1 17×
AQARA Motion and Light Sensor P2
Motion Sesnor , connect through Bluetooth, open system with detection motion and Light compatible with Apple Home and Aqara Home, range: lighting and security, application in English, Czech, German, Slovak and In Polish, power supply: Battery-Powered,
29.90 €
Buy
In stock 2 pcs
Order Code: Aqara24002
 

Detectors

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Detectors

In the category Detectors on Alza.at, we currently have a total of 173 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.
Check out products sorted by price starting with the lowest price in the category cheap detectors Find products sorted from the most expensive to the cheapest in the category most expensive detectors Check out products sorted by price starting with the highest price in the category best sellers, best detectors You’ll find products sorted by reviews starting from the highest ranked in detectors reviews
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