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
5.0 1×
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EVOLVEO SecuPro wireless PIR motion sensor
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
  499,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EVO24008
4.5 4×
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iGET SECURITY P10 - wireless vibration detector for iGET SECURITY M3B and M2B
Vibration Detector - detects vibration gas, battery-powered, range: 80 m, connect via GSM, battery indication, central unit required to function
  199,-
Buy
In stock 2 pcs at the supplier's
Order Code: NU105t
3.0 2×
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BOT Smart Zigbee GS2 gas detector
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, features alarm, cover material plastic, operating temperature from -10 to 50 °C, input voltage 230 V, compatible with Tuya and Smartlife, requires a central hub, app language options: Czech and English , compatible with Android and iOS
BLACK FRIDAY -10 % 565,- 629,-
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In stock at the supplier's
Order Code: BOTdet007
5.0 1×
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Homematic IP PIR motion detector with brightness sensor - outdoor - HmIP-SMO-2
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: lighting, heating and cooling and security, application in Czech, power supply: Battery-Powered,
  2,090,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Home22_25
5.0 1×
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Homematic IP Siren indoor - HmIP-ASIR-2
Siren - open system, area of use: security, OS supported: Android and iOS, compatible with Google Home and Homematic IP, power supply: Battery-Powered
  1,571,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Home22_14
3.8 7×
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iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B
Water Leak Detector - detects Water gas, battery-powered, range: 80 m, connect via GSM, battery indication, central unit required to function
  220,-
Buy
In stock 2 pcs at the supplier's
Order Code: NU105r
3.0 2×
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Nedis ALRMMW20WT
Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,
  499,-
Buy
In stock > 5 pcs at the supplier's
Order Code: HOMEaaa1203
3.3 3×
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Alecto SA-102
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from -10 to 40 °C, operating humidity up to 90 %, battery and mounting kit included, standalone unit
  512,-
Buy
In stock 1 pcs at the supplier's
Order Code: AQhob08
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Ajax MotionCam Black
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Ajax, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,
  3,989,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX20001
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Bentech C686 WiFi autonomous carbon monoxide detector
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 30 to 300 ppm, gas detection sensitivity 100 ppm, battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features test button and alarm, cover material plastic, operating temperature from 10 to 40 °C, operating humidity from 15 to 90 %, battery and mounting kit included, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
  519,-
Buy
In stock > 10 pcs at the supplier's
Order Code: WSaaa5912
3.0 2×
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Alecto SA-100
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from -10 to 40 °C, operating humidity up to 90 %, battery and mounting kit included, standalone unit
  348,-
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In stock > 10 pcs at the supplier's
Order Code: AQhob07
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SAFE FireSafe 10YDCO-RF Wirelessly connectable carbon monoxide (CO) detector
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, 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 %, battery and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
  1,390,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SAHhob012
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Honeywell Home Remote shut-off valve L5 WiFi 3/4" and leak detector
Humidity Sensor - mains power, acoustic signalling, notifications via push notifications, cover material plastic, operating temperature up to 50 °C, degree of protection IP44, input voltage 230 V, sensing cable in the package, independently functional unit, applications in English, compatible with Android and iOS
Great price 6,119,- Save 380,-
Buy
In stock 1 pcs at the supplier's
Order Code: HONcid00
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Hütermann Pocket radiation meter - dosimeter
Detector - pocket-sized, digital radiation alarm, a nuclear accident alert, an atomic explosion, increased radioactivity, sound and vibration alarm, TFT display, Geiger-Müller sensor, time-lapse function, USB power supply, personal monitor, sensitivity 0.01 µSv/h, measuring range 0,08- 999 µSv/h, USB cable included
Discounted -4 % 3,299,- 3,459,-
Buy
In stock 1 pcs at the supplier's
Order Code: EMPlist0125
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Ajax MotionCam HDR, white
Motion Sesnor , closed system with detection motion compatible with Ajax, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
  5,351,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX26002
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Ajax MotionCam HDR (PhOD) Jeweller, white
Motion Sesnor , closed system with detection motion compatible with Ajax, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
  5,887,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX26004
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Ajax MotionProtect Outdoor (8EU) ASP white (38197)
Motion Sesnor , connect through Radio frequency, closed system with detection motion and Human presence compatible with Ajax and Manufacturer app, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
  7,952,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX20003
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SAFE FireSafe 10Y30-RF wirelessly connectable fire detector
Smoke Detector - detects dust particles, battery-powered , detection reach 1000 m, acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity from 5 to 95 %, battery and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
Great price 790,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SAHhob011
2.8 4×
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Smoot Air Air Quality Monitor
Air Quality Meter - detects temperature, humidity, dust particles, mains power supply, notifications via push notifications, battery indication and display, cover material plastic, standalone unit, app language options: Czech and English, compatible with Android and iOS
  1,690,-
Buy
In stock 1 pcs at the supplier's
Order Code: SMoot04
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SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white
Motion Sesnor with detection motion compatible with Manufacturer app, range: lighting, power supply: Power plug,
Amazing Deal 549,- Save 250,-
Buy
In stock > 10 pcs at the supplier's
Order Code: HOMEaaa1418
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Secutek Combined CO and flammable and explosive gas detector - VIP-910T
Gas Leak Detector - detects CO (carbon monoxide), natural gas, propane-butane, mains power supply, acoustic signals, signal volume 85 dB, operating temperature from 0 to 50 °C, operating humidity from 10 to 95 %, ingress protection IP30, input voltage 230 V, standalone unit
  495,-
Buy
In stock 1 pcs at the supplier's
Order Code: WSaaa1552
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EMOS GoSmart Water Leak Detector P56000S, ZigBee
Water Leak Detector - detects Water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, 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 % 499,- 669,-
Buy
In stock at the supplier's
Order Code: EMOS24054
1.0 1×
Watch Price/Availability
J. T. O. System Goco gas detector
Gas Leak Detector - detects CO (carbon monoxide), measurement range to 300 ppm, battery-powered, acoustic, visual signals, display, cover material plastic, standalone unit
  4,598,-
Buy
In stock 2 pcs at the supplier's
Order Code: HOMEaaa1028
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SAFE Fire Guard, white
Sensor - wireless fire detector with groundbreaking dual-spectrum detection and SIC technology, It can operate in a SAFE system or completely autonomously. Battery powered for up to 36 months, The detector has high sensitivity, stable performance and maximum resistance to false alarms, colour white
BLACK FRIDAY -10 % 1,250,- 1,389,-
Buy
In stock at the supplier's
Order Code: SAFEH26004
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.
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