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.cz.

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7 reasons to shop for Detectors on Alza.cz

  • 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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428 Results
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Ajax WaterStop [3/4] (8EU) white - Remote controlled water shut-off valve (3/4")
Water Leak Detector - detects Humidity and Water gas, battery-powered, range: 1,1 m, reaction time: 5s, compatible with Ajax, connection via radio waves, protection against sabotage, central unit required to function,, app with Czech language support for Android, Windows and iOS
  7,129,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX23_028
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Smoot Air Presence smart presence sensor
Sensor - smart radar presence sensor, detects even subtle movements up to 8m away, Wi-Fi connectivity, control via Tuya Smart / Smart Life, mobile notifications, smart home automation, compatible with Android and iOS, wall or ceiling mounted
  490,-
Buy
In stock 3 pcs at the supplier's
Order Code: SMARaaa0036
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Homematic IP Occupancy Sensor - indoor - HmIP-SPI
Motion Sesnor with detection motion compatible with Google Home and Manufacturer app, range: lighting, power supply: Battery-Powered,
  1,571,-
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In stock > 5 pcs at the supplier's
Order Code: Home22_29
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SAFE Wireless flammable and explosive gas detector 5YGAS-RF
Gas Leak Detector - detects natural gas, mains power supply, detection reach 1000 m, acoustic, visual signals, signal volume 85 dB, features alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity from 5 to 95 %, power adapter and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
  1,390,-
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In stock > 5 pcs at the supplier's
Order Code: SAHhob014
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Ajax LifeQuality (8EU) black - Intelligent air quality sensor
Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, measurement range from 0 to 100 %, temperature measurement from 0 to 50 °C with accuracy 0.2 °C, humidity measurement with accuracy 1,8 %, battery-powered, detection reach 1700 m, visual signals, notifications via push notifications, battery indication, features: automatic scenarios, cover material plastic, operating temperature from 0 to 50 °C,, ingress protection IP50, battery and mounting kit included, requires a central hub, app language: Czech, compatible with Android, Windows and iOS
  8,910,-
Buy
In stock 3 pcs at the supplier's
Order Code: AJAX23_021
2.0 1×
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BOT Smart Water Leak Sensor WWL1
Water Leak Detector - detects Water gas, battery-powered, range: 50 m, sound level: 80dB, compatible with Tuya, connect via WiFi 2,4 GHz, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
BLACK FRIDAY -10 % 431,- 479,-
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In stock at the supplier's
Order Code: BOTsen004
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Hütermann Gas leak detector G10
Gas Leak Detector - mains power supply, acoustic signals, signal volume 85 dB, features alarm, operating temperature to 55 °C, operating humidity up to 95 %, standalone unit
  699,-
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In stock 3 pcs at the supplier's
Order Code: EMPlist0132
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Garsaco Motion sensor for E27 bulb in E27 socket GSC, 3 years warranty
Motion Sesnor , closed system with detection motion and Solar radiation intensity, range: lighting, power supply: Power plug,
  239,-
Buy
In stock 5 pcs at the supplier's
Order Code: GARcid01
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EMOS Microwave sensor (motion sensor) IP20, 1200 W, 360°, built-in
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  479,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26068
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SAFE Wireless temperature detector 10YHT-RF
Temperature Sensor
Great price 790,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SAHhob013
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Empt Smart water leak detector with WiFi
Water Leak Detector - detects Water gas, battery-powered, compatible with Tuya and Smartlife, connect via WiFi 2,4 GHz, standalone functional unit,, app with Czech language support for Android and iOS
  519,-
Buy
In stock 5 pcs at the supplier's
Order Code: EMPlist0213
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BOT Smart Vibration Sensor VB1 Zigbee
Vibration Detector - detects vibration gas, battery-powered, range: 30 m, compatible with Tuya and Smartlife, connect via WiFi 2,4 GHz and WiFi 5 GHz, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
BLACK FRIDAY -10 % 610,- 679,-
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In stock at the supplier's
Order Code: BOTdet009
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Homematic IP with brightness sensor outdoor, anthracite
Motion Sesnor , connect through Radio frequency, closed system with detection motion and Lights compatible with Manufacturer app, range: lighting and security, application in English, Czech and German, power supply: Battery-Powered,
  3,590,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Home24002
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EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, mounted
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  259,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26067
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SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey
Motion Sesnor with detection motion compatible with Manufacturer app, range: security,
  858,-
Buy
In stock > 5 pcs at the supplier's
Order Code: HOMEaaa1419
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frient Motion Sensor Pro
Motion Sesnor , open system with detection motion, Lights and temperature compatible with Samsung SmartThings and Home Assistant, range: lighting, security and home control, application in English, Czech, German, Slovak, Hungarian, In Polish, In Spanish, In French and In Italian, power supply: Battery-Powered,
  959,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SMARaaa0049
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iNELS RFSF-100 Flood detector
Water Leak Detector - detects Water gas, battery-powered, range: 160 m, reaction time: 2s, compatible with Manufacturer app, connection via radio waves, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
  1,784,-
Buy
In stock > 5 pcs at the supplier's
Order Code: INEdet004
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Tellur WiFi Smart occupancy sensor, 2.4GHz radar sensor, USB-C, white
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion compatible with Manufacturer app, range: security, power supply: USB,
  599,-
Buy
In stock 4 pcs at the supplier's
Order Code: TLR24002
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Homematic IP PIR motion detector with brightness sensor - outdoor, anthracite - HmIP-SMO-A-2
Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,
  2,090,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Home22_26
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Smoot Air Vibration Smart Vibration Sensor
Vibration Detector - detects vibration gas, battery-powered, compatible with Apple Siri shortcuts, Google Home, Tuya and Smartlife, connect via WiFi 2,4 GHz, battery indication and protection against sabotage, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
  390,-
Buy
In stock 4 pcs at the supplier's
Order Code: SMARaaa0039
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BOT Smart Water Leak Sensor Zigbee ZWL2
Water Leak Detector - detects Water gas, battery-powered, range: 90 m, sound level: 90dB, compatible with Tuya, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
BLACK FRIDAY -10 % 341,- 379,-
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In stock at the supplier's
Order Code: BOTsen005
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EMOS Microwave sensor (motion sensor) IP20, 2000 W, 360°, mounted
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  429,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26066
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EMOS GoSmart PIR sensor (motion sensor) IP20, 60°, ZigBee
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Lidl Home, Smartlife and EMOS GoSmart, range: lighting and security, application in English, Czech, German, Slovak, Hungarian, In Polish, In Spanish, In French and In Italian, power supply: Battery-Powered,
  479,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26065
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BOT Zigbee ZMR1 Smart Motion Sensor
Motion Sesnor , open system with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply: USB,
BLACK FRIDAY -10 % 368,- 409,-
Buy
In stock at the supplier's
Order Code: BOTsen006
In the category Detectors on Alza.cz, we currently have a total of 428 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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