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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
WiZ Contact sensor
Door and Window Sensor - wireless, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, night orientation light and adjustable sensitivity, range of 20m, separately functional unit, supported OS: Android and iOS, application in Czech, application in Czech and English
27.90 €
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: WiZ25001
4.0
Airthings Wave Enhance
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), CO₂ (carbon dioxide), noise, battery-powered, visual signals, notifications via push notifications, features: memory, operating temperature from 0 to 45 °C, operating humidity from 5 to 95 %, battery included, standalone unit requires a central hub, compatible with Android and iOS
152.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Air24001
4.2 11×
EMOS GoSmart Air Quality Monitor E30300 with Wifi
Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, temperature measurement from 0 to 50 °C with accuracy 0.1 °C, humidity measurement from 20 to 90 % with accuracy 1 %, mains power supply, acoustic, visual signals, notifications via push notifications, display, features: hours, alarm clock, memory, automatic scenarios and alarm, power cable included, compatible with Tuya, Lidl Home, Smartlife and EMOS GoSmart, standalone unit requires a central hub, app language options: Czech and English, compatible with Android and iOS
109.90 €
Buy
In stock > 5 pcs
Order Code: EMOS24070
2.7
Niceboy ION ORBIS Vibration Sensor
Vibration Detector - detects Glass breakage and vibration gas,, compatible with Niceboy ION, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for 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. 13.74 €
22.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NCB23_007
4.8
EZVIZ T1C PIR
Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply: Battery-Powered, with IFTTT-compatible motion detection, area of use - security, Application language In English, In Czech, In German and Hungarian, Power supply Battery operated, PIR sensor T1C
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. 17.93 €
Amazing Deal 23.90 €
Buy
In stock 3 pcs
Order Code: EZVIZ23_01
4.0
WOOX R7081 Smart Vibration Sensor
Vibration Detector - detects vibration gas, battery-powered, range: 70 m, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
28.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: WOOX22_02
4.7 17×
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
Amazing Deal 34.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tsl_22_30
3.9
GARNI 210T OneCare
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 + battery-powered, acoustic, visual signals, battery indication and display, cover material plastic, power cable included, compatible with Tuya and Smartlife, standalone unit, compatible with Android and iOS
101.90 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: GARNI19013
3.7 24×
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm
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 monitors the activity of this sensor, also a signal, battery percentage and more. Special magnetic holder for attachment containing trigger.
26.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iGt21015
4.6
iGET SECURITY P17 - wireless PIR motion detector without animal detection for iGET SECURITY M3B and
Motion Sensor - Exterior and Interior, battery powered, input voltage: 9 V, reach of 80m, connection via radio waves, a central unit is required to function
20.90 €
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NU111
4.7 13×
FIBARO Smoke Sensor
Smoke Detector - detects temperature, temperature measurement from -20 to 100 °C, battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, operating temperature from 0 to 55 °C, operating humidity from 0 to 93 %, battery included, standalone unit requires a central hub, app language options: Czech and English
77.39 €
Buy
On the way 1 pcs
Expected 22/04/2026
Order Code: FIBR01f
4.0
Shelly Gas, CNG Gas Detector, Alarm: Flashing LED & Acoustic Signal, WiFi
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. Alarm sensitivity: 6% LEL, noise level: ?70dB. Smart switching: Yes. Local and remote control: Yes. Dimensions: 89.5mm x 89.5mm x 38mm. Connection not included. Mobile app available in Czech, Slovak, English and other languages.
62.90 €
Buy
On the way 4 pcs
Expected 22/04/2026
Order Code: SHELLa0009
3.0
ONDILO ICO Pool V2, smart water monitor, Cl/Br disinfection
Sensor - water quality analysis, minimal maintenance, durable construction
449.90 €
Buy
On the way 2 pcs
Expected 30/04/2026
Order Code: ONDa24002
3.8 11×
iQtech Smartlife SS03 Zigbee Smoke sensor, Zigbee 3.0
Smoke Detector - battery-powered , detection reach 10 m, notifications via push notifications, battery indication, features: alarm, cover material plastic, compatible with Tuya and Smartlife, standalone unit, app language options: Czech and English , compatible with Android and iOS
32.90 €
Buy
On the way 1 pcs
Expected 27/04/2026
Order Code: iQ21TECH144
24.90 €
Buy
On the way 4 pcs
Expected 23/04/2026
Order Code: EVE1004
3.5
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
Motion Sensor - for alarm, Exterior and Interior, battery powered, input voltage: 9 V, reach of 100m, connection via GSM, battery indication, a central unit is required to function
Discounted -7 % 23.90 € 25.90 €
Buy
On the way 4 pcs
Expected 24/04/2026
Order Code: EVO22_12
4.9 12×
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, power supply 3 x AA alkaline batteries (not included), sensor 3 x AAA alkaline batteries or external USB charger 5V DC (not included)
Discounted -5 % 16.90 € 17.90 €
Buy
On the way 2 pcs
Expected 18/04/2026
Order Code: Solight23_18
4.9 10×
Eve Motion (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Light compatible with Apple Home, Google Home and Samsung SmartThings, range: lighting, security and home control, application in English and German, power supply: Battery-Powered,
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. 39.12 €
48.90 €
On the way > 5 pcs
Expected 23/04/2026
Order Code: Eve23_03
4.6
IMMAX NEO Smart Occupancy Sensor, Zigbee 3.0
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz, open system with detection motion and Light compatible with Apple Siri shortcuts, Tuya and Immax NEO PRO, range: lighting, electrical installation and security, application in English, Czech, German and Hungarian, power supply: Power plug and USB,
40.76 €
Buy
Ordered on request
Order Code: IMXX2333
4.1 93×
TESLA Smart Sensor Temperature and Humidity Display
Sensor - on the wall and on the table, measures temperature and humidity, with a display, 2 AAA batteries, white colour, dimensions 61 × 61 × 23 mm (H×W×D)
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. 26.91 €
29.90 €
Ordered on request
Order Code: Tsl_22_28
4.4 28×
EVOLVEO wireless PIR sensor with animal motion detection for Alarmex/Sonix
Motion Sensor - for alarm, Interior, battery powered, input voltage: 9 V, reach of 12m, connection via radio waves, independently functional unit
from  24.05 €
Buy
Ordered on request
Order Code: RY202b1
4.5
EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features test button, temporary shutdown and self-diagnostics, operating temperature from -10 to 40 °C, operating humidity from 15 to 93 %, standalone unit, app language options: Czech and English , compatible with Android and iOS
33.90 €
Buy
Ordered on request
Order Code: EMOS24144
4.9
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,
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. 24.68 €
32.90 €
Ordered on request
Order Code: AnkEuf21_01
3.0
EMOS GoSmart PIR sensor (motion sensor) with night light, Wi-Fi
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, range: lighting, application in English, Czech, German, Slovak, Hungarian and In Polish, power supply: Power plug,
21.58 €
Buy
Ordered on request
Order Code: EMOS24145

Detectors

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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