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.sk.

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7 reasons to shop for Detectors on Alza.sk

  • 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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368 Results
3.7 26×
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iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi
Smoke Detector - detects gas, measurement range from 50 to 300 ppm, battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -15 % 35.40 € 41.72 €
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In stock
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Order Code: iQ21TECH134
4.4 73×
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Elektrobock LM-102
Smoke Detector - battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, cover material plastic, operating temperature from -10 to 40 °C, standalone unit
  from  7.04 €
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In stock > 10 pcs
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Order Code: ELBOCK021
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,
  13.90 €
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In stock > 5 pcs
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Order Code: MaTo23_11
4.1 11×
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GARNI 206 OneCare
Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, temperature measurement from -9.9 to 50 °C with accuracy 1 °C, humidity measurement from 1 to 99 % with accuracy 5 %, mains + battery-powered, visual signals, display, features: hours and alarm clock, cover material plastic, standalone unit
  98.90 €
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In stock > 5 pcs
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Order Code: GARNI2403
4.3 9×
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iGET SECURITY P1v2 - wireless PIR motion detector
Motion Sesnor accessories for iGET SECURITY M3B and M2B alarm system - Wireless PIR motion detector for monitoring movement in the room
  16.90 €
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In stock > 10 pcs
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Order Code: iGt21010
4.7 6×
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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
  41.90 €
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In stock 5 pcs
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Order Code: Mer2415
5.0 7×
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Multifunctional digital CO detector FireAngel FA3322 with LCD display
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features alarm, cover material plastic, operating temperature from 0 to 40 °C, operating humidity from 30 to 90 %, battery and mounting kit included, standalone unit
  55.90 €
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In stock > 5 pcs
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Order Code: SAFEH182
3.8 10×
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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,
BLACK FRIDAY -10 % 45.80 € 50.90 €
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Order Code: Aqara24009
4.7 49×
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Elektrobock CN11 Mini
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  7.19 €
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In stock > 10 pcs
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Order Code: ELBOCK034
4.7 6×
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FireAngel FA6120 Optical Fire Detector with integrated battery for 10 years of operation
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, input voltage 3V, mounting kit included, standalone unit
  23.90 €
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In stock 1 pcs
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Order Code: SAFEH180
3.9 6×
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EZVIZ Smoke detector T4C
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button and temporary shutdown, operating temperature from -10 to 55 °C, operating humidity up to 95 %, battery included, compatible with EZVIZ, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
Great price 37.90 €
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In stock > 5 pcs
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Order Code: EZVIZ23_12
4.7 28×
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Elektrobock LX39 White
Motion Sesnor with detection motion, range: lighting and electrical installation, power supply: Power plug,
  12.90 €
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In stock 4 pcs
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Order Code: ELBOCK041
4.4 9×
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Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi
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
BLACK FRIDAY -10 % 44 € 48.90 €
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In stock
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Order Code: HNW22_06
4.6 17×
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Elektrobock CN12
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  8 €
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In stock > 5 pcs
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Order Code: ELBOCK035
3.9 12×
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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, 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: iQ21TECH144
4.8 18×
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Elektrobock CN-Y01
Motion Sesnor , closed system with detection motion, range: lighting and electrical installation, power supply: Power plug,
  12.90 €
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In stock 2 pcs
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Order Code: ELBOCK072
4.0 3×
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MOES Smoke Detector, Zigbee
Smoke Detector - temperature measurement from 0 to 55 °C, battery-powered , detection reach 15 m, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from 0 to 55 °C, battery and mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -22 % 29.29 € 37.90 €
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Order Code: Moes22_38
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,
  19.90 €
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In stock 2 pcs
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Order Code: EVO22_12
4.5 19×
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Elektrobock LM-218B
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 30 to 550 ppm, deviation 3 ppm, battery-powered, acoustic signals, signal volume 85 dB, battery indication, features test button and alarm, cover material plastic, operating temperature from -10 to 45 °C, operating humidity up to 93 %, ingress protection IP40, standalone unit
  17.90 €
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In stock > 10 pcs
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Order Code: ELBOCK135
4.4 12×
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SwitchBot Water Leak Detector with Sensor Cable
Sensor - with an extended sensor length of 1 meter, detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth, does not require assembly, IP67 waterproof, four types of alarm, works independently - no hub needed, with 2× AAA batteries (included), battery replacement once every 2 years
BLACK FRIDAY -24 % 18.81 € 24.90 €
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Order Code: SwBot2404
4.7 62×
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Emos GS536
Smoke Detector - battery-powered , acoustic, visual signals, signal volume 85 dB, operating temperature from 0 to 40 °C, operating humidity from 5 to 95 %, battery included, standalone unit
Discounted -6 % 7.79 € 8.29 €
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In stock > 10 pcs
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Order Code: EMDET0001
4.6 30×
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Emos GS558
Smoke Detector - battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, operating temperature from 10 to 40 °C, operating humidity from 30 to 95 %, battery included, standalone unit
BLACK FRIDAY -20 % 20.72 € 25.90 €
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In stock
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Order Code: EMDET0002
5.0 1×
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X-Sense XS01-WX Wi-Fi Smoke Detector
Smoke Detector - battery-powered , 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, standalone unit, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -19 % 41.02 € 50.90 €
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In stock
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Order Code: XSEN26003
4.8 4×
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MOES Mini CO Detector, grey
Gas Leak Detector - measurement range from 0 to 1000 ppm, deviation 100 ppm, reaction time 2 s, acoustic signals, battery indication and display, features alarm, cover material plastic, operating temperature from -10 to 50 °C,, input voltage 24 V, power cable included, standalone unit
  41.90 €
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In stock > 5 pcs
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Order Code: Moes2512
In the category Detectors on Alza.sk, we currently have a total of 368 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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