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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222 Results
4.1 21×
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MAKETOP Y-10D DC sensor doorbell, white
Motion Sesnor , connect through Radio frequency with detection motion, range: security, power supply: Battery-Powered and USB,
  11.90 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: MaTo23_11
5.0 1×
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Airthings View Pollution - air quality monitor
Air Quality Meter is designed for indoor environments where it monitors humidity and temperature. 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 Pollution also communicates with IFTTT, Google Assistant and Amazon Alexa voice assistants.
Amazing Deal 171.90 €
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In stock > 5 pcs
Order Code: Air22TNG2
4.2 54×
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AQARA Presence Sensor FP2
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: lighting and security, application in English, Czech and Slovak, power supply: USB,
-4 % off new 54.90 € New 57.52 €
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Unsealed 2 pcs
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Order Code: Aqara23_002
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X-Sense XS01-M RF Smoke Detector for the SB550 Station
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 and protection against sabotage, features: test button and alarm, cover material plastic, operating temperature from -4 to 38 °C, operating humidity from 0 to 85 %, ingress protection IP20, mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
  32.90 €
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In stock > 5 pcs
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Order Code: XSEN26002
3.8 5×
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Xiaomi Mi Motion Sensor 2S
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Lights compatible with Xiaomi Home, range: lighting, security and home control, power supply: Battery-Powered,
  15.90 €
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In stock > 10 pcs
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Order Code: XI300l04
4.5 2×
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RETLUX RSH 310 Smart Water Leak Sensor
Water Leak Detector - detects Water gas, battery-powered, compatible with Tuya, Smartlife and Manufacturer app, connection via radio waves, battery indication, central unit required to function,, app with Czech language support for Android and iOS
BLACK FRIDAY -25 % 9.79 € 13.09 €
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In stock
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Order Code: RTLX26016
3.7 8×
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Meross Smart Water Leak Sensor
Sensor - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60 dB alarm, Meross Hub central unit is required for sensor functionality
  24.90 €
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In stock 1 pcs
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Order Code: Mer24_14
3.7 8×
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Meross Smart Water Leak Sensor Kit
Water Leak Detector - detects Water gas, mains and battery power, sound level: 60dB, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, central unit required to function, app with English language support for Android and iOS
  49.90 €
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In stock 4 pcs
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Order Code: Mer24_13
4.0 3×
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EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
Motion Sesnor , connect through GSM, closed system with detection motion, range: security, power supply: Battery-Powered,
  25.90 €
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In stock > 5 pcs
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Order Code: EVO22_12
4.4 5×
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Honeywell Home R200S-N2 Interconnected fire detector alarm - smoke (optical) principle, battery oper
Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating temperature to 40 °C, operating humidity up to 93 %, input voltage 3V, battery included, standalone unit
  47.89 €
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In stock 3 pcs
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Order Code: HNW22_05
5.0 6×
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WOOX Smart Water Leak Sensor R7050
Water Leak Detector - detects Water gas,, compatible with Tuya, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
  21.90 €
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In stock 1 pcs
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Order Code: Woox22_18
4.5 6×
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EVOLVEO wireless outdoor siren for Alarmex / Sonix
Siren - closed system, area of use: security, power supply: Power plug
  96.90 €
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In stock 5 pcs
Order Code: RY203f
4.8 19×
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Solight Wireless motion detector/gong
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, 36 adjustable melodies, 3D rotatable sensor stand, wall mounting holes, receiver power supply AC 230V~50Hz, sensor 3 x AAA alkaline batteries or external USB charger 5V DC (not included)
  16.90 €
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In stock > 10 pcs
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Order Code: Solight23_17
2.0 1×
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MOES Human Presence Sensor + Light Sensor, WiFi
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion, Lights and Human presence compatible with Tuya, Smartlife and MOES, range: lighting, security and home control, power supply: USB,
  22.90 €
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In stock 2 pcs
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Order Code: Moes2515
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Shelly Presence Sensor Gen4, White
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 plug,
  77.90 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: Shell26038
4.7 19×
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TESLA Smart Gas Sensor
Gas Leak Detector - mains power supply, detection reach 50 m, acoustic, visual signals, notifications via push notifications, features reset, cover material plastic, operating temperature from 0 to 55 °C,, ingress protection IP20, input voltage 12 V, power adapter and mounting kit included, compatible with Tuya, Smartlife and Tesla Smart, requires a central hub, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -11 % 21.22 € 23.96 €
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In stock
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Order Code: Tsl_22_30
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Eve Water Guard Connected Water Leak Detector - Cable Extension
Extension Cable - Sensor extension cable for Eve water guard, for triggering notifications of possible accidents, can be connected up to 150 m, length 2 m
  20.90 €
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In stock > 10 pcs
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Order Code: EVE1004
5.0 2×
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Eve Water Guard - Water Leak Detector - compatible with Thread
Water Leak Detector - detects Water gas, mains power, sound level: 100dB, compatible with Apple Home, Apple Siri shortcuts and Samsung SmartThings, connect via Bluetooth, standalone functional unit, app with English language support for iOS
  96.90 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: Eve22_001
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SONOFF SenseGuard Presence Core 24GHz Zigbee Human Presence Sensor
Motion Sesnor , connect through Radio frequency, open system with detection motion and Human presence compatible with eWeLink, range: security, power supply: USB,
  28.90 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: SNF2629
4.9 7×
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Eufy Motion Sensor - White
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in English, power supply: Battery-Powered,
  32.90 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: AnkEuf21_01
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X-Sense SBS50 Base Station for the X-Sense RF Security System
Smart Module - X-Sense central unit, connects up to 50 RF devices and sends notifications to the app
  32.90 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: XSEN26006
5.0 4×
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Eufy Security Water and Freeze Sensor
Water Leak Detector - detects Water gas, battery-powered, range: 200 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, central unit required to function, app with English language support for Android and iOS
  41.90 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: Anker24014
4.2 13×
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Airthings Wave mini - air quality, humidity, temperature and air chemicals sensor
Air Quality Meter - detects temperature, humidity, TVOC (volatile organic compounds), temperature measurement with accuracy 1 °C, humidity measurement with accuracy 3 %, battery-powered, visual signals, notifications via push notifications, battery indication, operating temperature from 4 to 40 °C, holder and battery included, standalone unit requires a central hub, app language: English, compatible with Android and iOS
  83.53 €
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: Air21TNG1
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HEATIT Z-Smoke Multisensor 230VAC White, Z-Wave smoke sensor
Smoke Detector - detects motion, temperature, mains power supply, detection reach 100 m, acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity from 0 to 85 %, ingress protection IP20, input voltage 230 V, requires a central hub, compatible with Android, Windows and iOS
  161.90 €
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In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HEA23_14
In the category Detectors on Alza.at, we currently have a total of 222 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