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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.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).
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  • 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.

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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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Smoke Detectors & Fire Alarms Smoke & Fire Gas Detectors Gas Water Leak Detectors Water Motion Sensors Motion Vibration Detectors Vibration Smart Home Sensors & Detectors Smart Cable Detectors Power Line Metal Detectors Metal Smart Air Quality Meters Smart Air Quality Meters Accessories for Detectors and Sensors Accessories
 
370 Results
Homematic IP PIR motion detector with brightness sensor - indoor - HmIP-SMI - Motion Sesnor
Homematic IP PIR motion detector with brightness sensor - indoor - HmIP-SMI
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in Czech, power supply: Battery-Powered,
1,290,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Home22_27
Tellur WiFi Smart Motion Sensor, PIR, White - Motion Sesnor
1.0 3×
Tellur WiFi Smart Motion Sensor, PIR, White
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, range: security, application in English, power supply: Battery-Powered,
496,-
Buy
In stock > 5 pcs at the supplier's
Order Code: TLLR2101
SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white - Motion Sensor
SIGNIFY 17476/31/PN Virginia outdoor PIR motion sensor IP44, white
Motion Sensor - for lighting, Exterior, mains supply, input voltage: 230 V, reach of 10m, compatible with Manufacturer app, night orientation light, independently functional unit
549,-
Buy
In stock > 10 pcs at the supplier's
Order Code: HOMEaaa1418
Honeywell Home Remote shut-off valve L5 WiFi 3/4" and leak detector - Humidity Sensor
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
Discounted -5 % 5,636,- 5,990,-
Buy
In stock 2 pcs at the supplier's
Order Code: HONcid00
Ajax MotionCam Outdoor (PhOD) Jeweller (8EU) ASP white (39293) - Motion Sesnor
Ajax MotionCam Outdoor (PhOD) Jeweller (8EU) ASP white (39293)
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,
10,419,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX25013
EVOLVEO SecuPro, wireless siren with solar power - Siren
EVOLVEO SecuPro, wireless siren with solar power
Siren - closed system, area of use: security, power supply: Battery-Powered, Solar and USB
889,-
Buy
In stock 1 pcs at the supplier's
Order Code: EVO24013
Ajax LifeQuality (8EU) black - Intelligent air quality sensor - Air Quality Meter
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
8,736,-
Buy
In stock 3 pcs at the supplier's
Order Code: AJAX23_021
Homematic IP PIR motion detector - for 55 mm frame, indoor - HmIP-SMI55-2 - Motion Sesnor
Homematic IP PIR motion detector - for 55 mm frame, indoor - HmIP-SMI55-2
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Google Home and Manufacturer app, range: security, power supply: Battery-Powered,
1,560,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Home22_28
Smoot ZigBee Leak Pro - Water Leak Detector
Smoot ZigBee Leak Pro
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Siri shortcuts and Tuya, connect via WiFi 2,4 GHz and WiFi 5 GHz, battery indication, central unit required to function,, app with Czech language support for Android and iOS
790,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SMTphsnz5
EVOLVEO Alarmex Pro (ACSALMWTD) wireless flood detector - Water Leak Detector
EVOLVEO Alarmex Pro (ACSALMWTD) wireless flood detector
Water Leak Detector - detects water gas, battery-powered, range: 100 m, compatible with Manufacturer app, connection via radio waves, battery indication, standalone functional unit
489,-
Buy
In stock 1 pcs at the supplier's
Order Code: EVO22_11
Hütermann Fire detector and smoke detector - Smoke Detector
Hütermann Fire detector and smoke detector
Smoke Detector - battery-powered , detection reach 3 m, acoustic signals, signal volume 85 dB, battery indication, features: alarm, operating temperature from 0 to 50 °C, operating humidity from 10 to 90 %, standalone unit
309,-
Buy
In stock > 5 pcs at the supplier's
Order Code: EMPlist0128
Homematic IP Occupancy Sensor - indoor - HmIP-SPI - Motion Sesnor
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,-
Buy
In stock > 5 pcs at the supplier's
Order Code: Home22_29
Honeywell Home Shut-off Valve L5 WiFi 1" and Leak Detector - Humidity Sensor
Honeywell Home Shut-off Valve L5 WiFi 1" and Leak Detector
Humidity Sensor - acoustic signalling, notifications via push notifications, cover material plastic, operating temperature up to 50 °C, input voltage 230 V, sensing cable in the package, independently functional unit, compatible with Android and iOS
6,007,-
Buy
In stock 2 pcs at the supplier's
Order Code: HONcid01
Ajax GlassProtect (8EU) ASP white (38109) - Vibration Detector
2 colors
Ajax GlassProtect (8EU) ASP white (38109)
Vibration Detector - detects vibration gas, battery-powered, compatible with Ajax and Manufacturer app, connection via radio waves, battery indication, adjustable sensitivity and protection against sabotage, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
1,676,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX25010
Dahua DHI-HY-SA2FA - Smoke Detector
Dahua DHI-HY-SA2FA
Smoke Detector - battery-powered , detection reach 40 m, reaction time 10 s, acoustic signals, signal volume 85 dB, battery indication, features: test button, temporary shutdown and alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity from 0 to 95 %, ingress protection IP30, input voltage 3V, battery and mounting kit included, standalone unit
599,-
Buy
In stock 1 pcs at the supplier's
Order Code: DAHUdete010
Hütermann Gas leak detector G10 - Gas Leak Detector
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
629,-
Buy
In stock 3 pcs at the supplier's
Order Code: EMPlist0132
Dahua DHI-HY-SA13A - Smoke Detector
Dahua DHI-HY-SA13A
Smoke Detector - battery-powered , detection reach 40 m, reaction time 10 s, acoustic, visual signals, signal volume 85 dB, battery indication, features: test button, temporary shutdown and alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity from 0 to 95 %, ingress protection IP30, input voltage 3V, battery and mounting kit included, standalone unit
299,-
Buy
In stock > 5 pcs at the supplier's
Order Code: DAHUdete001
Dahua DHI-HY-HT10A - Detector
Dahua DHI-HY-HT10A
Detector - heat detector, autonomous, thermistor, 54-65°C, 85dB, 10 years of battery life, ceiling mounting, white
459,-
Buy
In stock 1 pcs at the supplier's
Order Code: DAHUdete004
BOT Smart Vibration Sensor VB1 Zigbee - Vibration Detector
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
Buy with code ALZADNY5 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 5 % s kódem ALZADNY5. Klikněte a kód se uplatní automaticky. 645,-
679,-
Buy
In stock > 5 pcs at the supplier's
Order Code: BOTdet009
Tellur WiFi Smart occupancy sensor, 2.4GHz radar sensor, USB-C, white - Motion Sesnor
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,
669,-
Buy
In stock 3 pcs at the supplier's
Order Code: TLR24002
Homematic IP with brightness sensor outdoor, anthracite - Motion Sesnor
2 colors
Homematic IP with brightness sensor outdoor, anthracite
Motion Sesnor , connect through Radio frequency, closed system with detection motion and Light 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
Homematic IP PIR motion detector with brightness sensor - outdoor, anthracite - HmIP-SMO-A-2 - Motion Sesnor
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
Dahua DHI-HY-GC20C - Gas Leak Detector
Dahua DHI-HY-GC20C
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 50 to 300 ppm, battery-powered, detection reach 40 m, reaction time 10 s, acoustic signals, signal volume 85 dB, battery indication and display, features test button and alarm, cover material plastic, operating temperature from -10 to 40 °C,, ingress protection IP30, input voltage 3V, battery and mounting kit included, standalone unit
699,-
Buy
In stock 5 pcs at the supplier's
Order Code: DAHUdete005
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey - Motion Sesnor
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey
Motion Sesnor with detection motion compatible with Manufacturer app, range: security,
679,-
Buy
In stock > 5 pcs at the supplier's
Order Code: HOMEaaa1419

Detectors

Smoke Detectors & Fire Alarms Smoke & Fire Gas Detectors Gas Water Leak Detectors Water Motion Sensors Motion Vibration Detectors Vibration Smart Home Sensors & Detectors Smart Cable Detectors Power Line Metal Detectors Metal Smart Air Quality Meters Smart Air Quality Meters Accessories for Detectors and Sensors Accessories
 

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Detectors

In the category Detectors on Alza.cz, we currently have a total of 370 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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