Try our cookies Alza.cz a. s., Company identification number 27082440, use cookies and other data to ensure the proper functioning of the website and, with your consent, also, among other things, to personalize advertising and the content of our websites. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.
I understand Detailed settings Reject everything
Alzak icon
Catalogue
Price
-
Availability
Order status
Product type
(52)
(141)
(55)
(17)
(10)
Next 5
Detection Type
(155)
(57)
(56)
(43)
(40)
Next 23
Detection element
(73)
(27)
(20)
(15)
(11)
Next 12
Range
1 m
2,000 m
-
Colour
(320)
(33)
(1)
(2)
(1)
(8)
Newest orders
Filter

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.

Continue

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

Hide description
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
Ajax LifeQuality (8EU) white - Intelligent air quality sensor - Air Quality Meter
Ajax LifeQuality (8EU) white - 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 1 pcs at the supplier's
Order Code: AJAX23_022
J. T. O. System Goco gas detector - Gas Leak Detector
1.0 1×
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
SAFE SET FIRE BASIC PLUS - 1x SAFE50HUB-WRF, 3x SAFE10Y30-RF - Security Kit
SAFE SET FIRE BASIC PLUS - 1x SAFE50HUB-WRF, 3x SAFE10Y30-RF
Security Kit - includes 1x central unit (SAFE50HUB-WRF) and 3 x fire detectors (SAFE10Y30-RF), The set offers extended smoke and fire protection for the home, Wirelessly connected detectors with long battery life of up to 10 years and a central hub provide instant notification throughout the building, easy installation without cables, expandable with additional detectors, ideal for apartments and houses
3,490,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX26013
Siemens Connected Home water leak detector SCH040ZB, ZigBee - Water Leak Detector
Siemens Connected Home water leak detector SCH040ZB, ZigBee
Water Leak Detector - detects water gas, battery-powered, reaction time: 2s, sound level: 60dB, compatible with Connected Home, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
1,890,-
Buy
In stock 1 pcs at the supplier's
Order Code: SimS25001
Smoot Air PIR - Motion Sesnor
1.0 1×
Smoot Air PIR
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Apple Siri shortcuts and Tuya, range: lighting and security, application in Czech, power supply: Battery-Powered,
590,-
Buy
In stock 3 pcs at the supplier's
Order Code: HLDdh21
Homematic IP Smart Meter Interface - Sensor
Homematic IP Smart Meter Interface
Sensor - interface for smart meters, closed system, operation via central unit, OS Android + iOS, mobile notifications
2,390,-
Buy
In stock 4 pcs at the supplier's
Order Code: Home24005
Ajax WaterStop [1/2] (8EU) white - Remote controlled water shut-off valve (1/2") - Water Leak Detector
Ajax WaterStop [1/2] (8EU) white - Remote controlled water shut-off valve (1/2")
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, standalone functional unit,, app with Czech language support for Android, Windows and iOS
6,194,-
Buy
In stock 4 pcs at the supplier's
Order Code: AJAX23_024
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 1 pcs at the supplier's
Order Code: AJAX25010
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
6,599,-
Buy
In stock 1 pcs at the supplier's
Order Code: HONcid01
Hütermann Pocket radiation meter - dosimeter - Detector
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
4,299,-
Buy
In stock 2 pcs at the supplier's
Order Code: EMPlist0125
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
Homematic IP Flood Sensor - HmIP-SWD - Water Leak Detector
Homematic IP Flood Sensor - HmIP-SWD
Water Leak Detector - detects water gas, battery-powered, sound level: 77dB, compatible with Google Home and Home Connect, central unit required to function,, app with Czech language support
1,290,-
Buy
In stock 1 pcs at the supplier's
Order Code: Home22_36
EMOS GoSmart Water Leak Detector P56000S, ZigBee - Water Leak Detector
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
669,-
Buy
In stock > 5 pcs at the supplier's
Order Code: EMOS24054
Ajax MotionCam HDR (PhOD) Jeweller, white - Motion Sesnor
2 colors
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,
5,770,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX26004
Smoot Air Motion - Motion Sesnor
1.0 2×
Smoot Air Motion
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Apple Siri shortcuts and Tuya, range: lighting and security, application in Czech, power supply: Battery-Powered,
490,-
Buy
In stock 5 pcs at the supplier's
Order Code: HLDdh18
SIGNIFY 17476/30/PN Virginia outdoor IP44 black - Motion Sesnor
SIGNIFY 17476/30/PN Virginia outdoor IP44 black
Motion Sesnor with detection motion compatible with Manufacturer app, range: lighting, power supply: Power plug,
798,-
Buy
In stock > 5 pcs at the supplier's
Order Code: HOMEaaa1512
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
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
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
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,
490,-
Buy
In stock > 5 pcs at the supplier's
Order Code: TLLR2101
WiZ Contact sensor 2pack - Door and Window Sensor
WiZ Contact sensor 2pack
Door and Window Sensor - wireless, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, night orientation light and adjustable sensitivity, range of 20m, separately functional unit, supported OS: Android and iOS, application in Czech, application in Czech and English
1,239,-
Buy
In stock 1 pcs at the supplier's
Order Code: WiZ25002
iNELS MATTER RFMD-200/MT Motion detector - Motion Sesnor
iNELS MATTER RFMD-200/MT Motion detector
Motion Sesnor , connect through Radio frequency, open system with detection motion compatible with Apple Home, Tuya and Samsung SmartThings, range: lighting, electrical installation and home control, application in English, Czech and Slovak, power supply: Battery-Powered,
991,-
Buy
In stock > 5 pcs at the supplier's
Order Code: INEdet002
Hütermann Water flood minialarm - water leak detector - flood moisture sensor - Water Leak Detector
2.0 1×
Hütermann Water flood minialarm - water leak detector - flood moisture sensor
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, standalone functional unit
Discounted -14 % 299,- 348,-
Buy
In stock > 5 pcs at the supplier's
Order Code: EMPlist0131
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
289,-
Buy
In stock 3 pcs at the supplier's
Order Code: EMPlist0128
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
 

No longer sold

Archive
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
Chcete doručiť tovar na Slovensko? Prezrite si Detektory
Für den Versand nach Deutschland, besuchen Sie bitte Detektoren und Sensoren
Für den Versand nach Österreich, besuchen Sie bitte Detektoren und Sensoren
Magyarországra rendelnél? Látogasd meg ezt a termékkategóriát Szivárgás érzékelők és detektorok
P-DC1-WEB12