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.
Alzak icon
Catalogue
Price
-
Availability
Order status
Product type
(45)
(119)
(51)
(15)
(9)
Detection Type
(133)
(52)
(50)
(39)
(39)
Detection element
(62)
(24)
(18)
(14)
(10)
Range
1 m
2,000 m
-
Colour
(284)
(30)
(1)
(1)
(1)
(7)
Newest orders

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.

Continue

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

Hide description
329 Results
SAFE Dry Relay
Smart Module - wireless relay for switching external devices, 1× NO/NC relay (0-36 V DC, max. 5 A), 1× sabotage input, encrypted communication 868.0-868.6 MHz (AES128), bi-directional power supply 7-24 V DC, range up to 1 200 m (OP) Cloud update, LED signalling, compatible with SAFE Hub 2 Plus LTE
41.90 €
Currently Unavailable
Order Code: SAFEH26011
SAFE Wireless flammable and explosive gas detector 5YGAS-RF
Gas Leak Detector - detects natural gas, mains power supply, detection reach 1000 m, 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 %, power adapter and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
New arrival 58.38 €
Currently Unavailable
Order Code: SAHhob014
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
New arrival 58.39 €
Currently Unavailable
Order Code: SAHhob012
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
70.38 €
Currently Unavailable
Order Code: AJAX25010
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,
437.57 €
Currently Unavailable
Order Code: AJAX25013
Ajax GlassProtect (8EU) ASP black
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
70.38 €
Currently Unavailable
Order Code: AJAX25009
Kidde CO detector with alarm K7CO - moisture resistant
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 0 ppm, battery-powered, acoustic signals, signal volume 85 dB, features test button, cover material plastic, operating temperature from -10 to 45 °C, operating humidity up to 90 %, standalone unit
47.99 €
Currently Unavailable
Order Code: KIDhob006
Homematic IP with brightness sensor, outdoor, white
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: Power plug,
146.57 €
Currently Unavailable
Order Code: Home24001
Homematic IP Tilt and vibration sensor
Sensor - tilt and vibration sensor, closed system, central unit operation, Android OS + iOS, mobile notifications
87.76 €
Currently Unavailable
Order Code: Home24003
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,
150.77 €
Currently Unavailable
Order Code: Home24002
PIR motion detector - for 55 mm frame, indoor, anthracite - HmIP-SMI55-A
Motion Sesnor , connect through Radio frequency, closed system with detection motion, range: lighting, security and home control, application in English, Czech and German, power supply: Battery-Powered,
76.84 €
Currently Unavailable
Order Code: Home23_40
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
366.90 €
Currently Unavailable
Order Code: AJAX23_022
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,
65.50 €
Currently Unavailable
Order Code: Home22_28
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,
65.99 €
Currently Unavailable
Order Code: Home22_29
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
366.90 €
Currently Unavailable
Order Code: AJAX23_021
AVATTO Zigbee Water Sensor
Sensor - ZigBee connection (ZigBee gateway required), compatible with Tuya/Smart Life, water leak detection (probe), in-app notifications (push notifications), local alarm, history of alarm records, smart automation/scenes (intelligent linkage), low consumption, power supply CR2032 (DC 3 V), battery life > 1 year, Low battery indication, 2.4 GHz transmission, operating temperature -10 to +55 °C, dimensions Ø 59,5 × 17 mm
Currently Unavailable
Order Code: AVT060a
Nice battery operated motion sensor
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion compatible with Manufacturer app, range: lighting, security and home control, application in English and Czech, power supply: Battery-Powered,
85.90 €
Currently Unavailable
Order Code: Nice26015
In the category Detectors on Alza.sk, we currently have a total of 329 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
P-DC1-WEB04