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
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
4.4 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
4.6 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
4.8 56×
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Elektrobock CN09 White
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  8.59 €
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In stock > 10 pcs
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Order Code: ELBOCK033
4.6 13×
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Elektrobock CN-V04
Motion Sesnor , closed system with detection motion, range: lighting and electrical installation, power supply: Power plug,
  10.49 €
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In stock 5 pcs
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Order Code: ELBOCK071
4.6 7×
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Elektrobock IR22A Classic
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  11.90 €
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In stock 3 pcs
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Order Code: ELBOCK031
4.4 12×
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SwitchBot Water Leak Detector
Sensor - 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 -30 % 16.72 € 23.90 €
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In stock
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Order Code: SwBot2403
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
  119.90 €
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In stock > 5 pcs
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Order Code: Eve22_001
4.0 1×
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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
BLACK FRIDAY -14 % 17.77 € 20.90 €
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In stock
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Order Code: Aqara25021
3.2 8×
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EZVIZ Water leak sensor T10C
Water Leak Detector - detects Humidity and Water gas, battery-powered, range: 200 m, compatible with Google Home and EZVIZ, connect via WiFi 2,4 GHz, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
  19.90 €
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In stock 3 pcs
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Order Code: EZVIZ23_04
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
5.0 3×
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FireAngel FA6111 optical fire detector with LED emergency lighting
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, operating temperature from 4 to 38 °C, operating humidity up to 90 %, standalone unit
BLACK FRIDAY -20 % 22.30 € 27.90 €
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In stock
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Order Code: SAFEH178
4.7 6×
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Electrobock CN15F with 2 sensors
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  14.90 €
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In stock > 10 pcs
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Order Code: ELBOCK143
4.4 8×
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MOES Gas Leakage Detector, Zigbee
Gas Leak Detector - detects natural gas, mains power supply, acoustic signals, notifications via push notifications, signal volume 70 dB, battery indication, features alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity up to 95 %, mounting kit included, compatible with Tuya and MOES, requires a central hub, app language options: Czech and English , compatible with Android and iOS
  29.90 €
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In stock 4 pcs
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Order Code: Moes22_41
4.4 15×
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Flammable gas leak detector - solid state sensor, 85dB siren, battery backup
Gas Leak Detector - detects natural gas, propane-butane, LPG, deviation 1500 ppm, gas detection sensitivity 2500 ppm, combined mains + battery-powered , acoustic signals, signal volume 85 dB, features test button and alarm, cover material plastic, operating temperature to 50 °C, ingress protection IP20, input voltage 230 V, mounting kit included, standalone unit
  15.90 €
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In stock > 10 pcs
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Order Code: Solight22_24
4.1 11×
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SwitchBot Contact Sensor
Door and Window Sensor - wireless, compatible with Apple Siri shortcuts and Samsung SmartThings, connect via WiFi 2,4 GHz, battery indication, range of 5m, separately functional unit, supported OS: Android and iOS
  15.90 €
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In stock 4 pcs
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Order Code: SwBot21_13
4.7 11×
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Elektrobock CN15
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  9.69 €
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In stock > 5 pcs
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Order Code: ELBOCK036
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
  53.90 €
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In stock > 5 pcs
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Order Code: Anker24014
4.5 10×
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SwitchBot Motion Sensor
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion, range: security, power supply: Battery-Powered,
BLACK FRIDAY -18 % 13.79 € 16.90 €
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In stock
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Order Code: SwBot21_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
BLACK FRIDAY -10 % 39.50 € 43.90 €
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In stock
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Order Code: HNW22_05
5.0 1×
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Kidde Fire and Smoke Detector 10Y29
Smoke Detector - signal volume 85 dB, standalone unit
  25.90 €
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In stock > 10 pcs
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Order Code: SAFEH177
4.0 18×
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Gosund Intelligent Water Leak Sensor, Zigbee
Water Leak Detector - detects Water gas, battery-powered, compatible with Tuya and Manufacturer app, central unit required to function,, app with Czech language support, app with Czech and English language support for Android
  12.90 €
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In stock 1 pcs
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Order Code: GoSnd32
4.5 6×
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Niceboy ION ORBIS Water Sensor
Water Leak Detector - detects Water 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
BLACK FRIDAY -25 % 15.60 € 20.90 €
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In stock
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Order Code: NCB23_008
4.6 11×
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Elektrobock LX28B
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
  15.90 €
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In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
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Order Code: ELBOCK040
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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