Refresh the page
HomeCatalogShopping Cart
Orders
Menu

Cheap detectors

On this page you will find detectors at the lowest prices, more so all detectors ranked from the lowest to the highest price. It will be easier to see products that are now marked at their lowest price. The item with the lowest price in this category is Elektrobock CN11 Mini marked at 7.19 € incl. VAT. Is this what you’re looking for?
All from 348
X-Sense SBS50 Base Station for the X-Sense RF Security System - Smart Module
X-Sense SBS50 Base Station for the X-Sense RF Security System
New arrival 33.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smart Module - X-Sense central unit, connects up to 50 RF devices and sends notifications to the app
Added to cart
- +
X-Sense XC0C-iR Wi-Fi CO Detector - Gas Leak Detector
X-Sense XC0C-iR Wi-Fi CO Detector
New arrival 33.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 30 to 999 ppm, battery-powered, reaction time 1 s, acoustic, visual signals, notifications via push...
Added to cart
- +
X-Sense XS01-M RF Smoke Detector for the SB550 Station - Smoke Detector
X-Sense XS01-M RF Smoke Detector for the SB550 Station
New arrival 33.90 €
In stock > 5 pcs
4 variants
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , detection reach 500 m, reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication...
Added to cart
- +
Honeywell Home R200H-N2 Interconnected fire alarm detector - temperature principle, battery operated - Temperature Sensor
Honeywell Home R200H-N2 Interconnected fire alarm detector - temperature principle, battery operated
33.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Temperature Sensor - interconnected fire detector, battery powered
Added to cart
- +
Kidde 5DCO carbon monoxide leak detector - Gas Leak Detector
Kidde 5DCO carbon monoxide leak detector
33.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), signal volume 85 dB, standalone unit
Added to cart
- +
Nedis Miniature Smoke Detector DTCTSL40WT - Smoke Detector
Nedis Miniature Smoke Detector DTCTSL40WT
34.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Add AlzaPlus+ and save instantly 29.67 €
Smoke Detector - acoustic signals, signal volume 85 dB, features: alarm, cover material plastic, operating temperature from -10 to 50 °C, standalone unit
Added to cart
- +
Flammable and Explosive Gas Detector SAFE 808L (Natural Gas) - Gas Leak Detector
Flammable and Explosive Gas Detector SAFE 808L (Natural Gas)
Discounted -7 % 34.90 € 37.90 €
Currently Unavailable
Gas Leak Detector - detects natural gas, propane-butane, measurement range to 2500 ppm, mains power supply, reaction time 20 s, acoustic, visual signals, signal volume 85 dB,...
View
Elektrobock IR28B Profi - Motion Sesnor
Elektrobock IR28B Profi
Amazing Deal 34.90 € Save 4.05 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
Added to cart
- +
Shelly Gen4 Flood, flood sensor, Bluetooth - Water Leak Detector
Shelly Gen4 Flood, flood sensor, Bluetooth
-7 % off new 34.90 € New 37.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Humidity and water gas, battery-powered, range: 2 m, sound level: 50dB, compatible with Apple Home, Google Home, Manufacturer app and Home Assistant,...
Added to cart
- +
EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi - Gas Leak Detector
EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi
34.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features...
Added to cart
- +
AQARA Motion and Light Sensor P2 - Motion Sesnor
AQARA Motion and Light Sensor P2
34.99 €
In stock > 5 pcs at the supplier's
Motion Sesnor , connect through Bluetooth, open system with detection motion and Lights compatible with Apple Home and Aqara Home, range: lighting and security, application in...
Added to cart
- +
MOES Human Presence Sensor + Light Sensor, Zigbee - Motion Sesnor
MOES Human Presence Sensor + Light Sensor, Zigbee
35.90 €
Currently Unavailable
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Smartlife and MOES, range: security, power supply: USB,
View
FireAngel FA3820 CO detector with integrated power supply for 10 years of operation - Gas Leak Detector
FireAngel FA3820 CO detector with integrated power supply for 10 years of operation
35.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features test button, temporary shutdown and...
Added to cart
- +
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey - Motion Sesnor
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey
36.04 €
In stock > 5 pcs at the supplier's
Motion Sesnor with detection motion compatible with Manufacturer app, range: security,
Added to cart
- +
Honeywell XS100-CSSK-A, Smart X-Series Smoke Detector (Optical), Alarm Scan App, Battery-Powered - Smoke Detector
Honeywell XS100-CSSK-A, Smart X-Series Smoke Detector (Optical), Alarm Scan App, Battery-Powered
36.80 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, standalone unit
Added to cart
- +
SAFE Fire Guard, white - Sensor
SAFE Fire Guard, white
-11 % off new 36.90 € New 41.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Added to cart
- +
SAFE Door Guard, white - Sensor
SAFE Door Guard, white
Great price 36.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
Added to cart
- +
Smoot Air Gas Sensor - Gas Leak Detector
Smoot Air Gas Sensor
37.40 €
In stock 2 pcs at the supplier's
Gas Leak Detector - detects natural gas, propane-butane, smoke, mains power supply, notifications via push notifications, battery indication and display, cover material plastic,...
Added to cart
- +
Shelly Gen4 Flood, flood sensor, Bluetooth - Water Leak Detector
Shelly Gen4 Flood, flood sensor, Bluetooth
37.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Humidity and Water gas, battery-powered, range: 2 m, sound level: 50dB, compatible with Apple Home, Google Home, Manufacturer app and Home Assistant,...
Added to cart
- +
EVOLVEO SecuPro, wireless siren with solar power - Siren
EVOLVEO SecuPro, wireless siren with solar power
37.90 €
Currently Unavailable
Siren - closed system, area of use: security, power supply: Battery-Powered, Solar and USB
View
MOES Smoke Detector, Zigbee - Smoke Detector
MOES Smoke Detector, Zigbee
37.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - temperature measurement from 0 to 55 °C, battery-powered , detection reach 15 m, acoustic signals, notifications via push notifications, signal volume 85 dB,...
Added to cart
- +
EZVIZ Smoke detector T4C - Smoke Detector
EZVIZ Smoke detector T4C
Great price 37.90 €
In stock > 5 pcs at the supplier's
Add AlzaPlus+ and save instantly 30.32 €
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button and temporary...
Added to cart
- +
Honeywell XH100-CSSK-A, Smart Smoke Detector X-Series (Thermal Principle), ScanApp, Battery Powered - Smoke Detector
Honeywell XH100-CSSK-A, Smart Smoke Detector X-Series (Thermal Principle), ScanApp, Battery Powered
38.84 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, standalone unit
Added to cart
- +
MOES Mini CO Detector, grey - Gas Leak Detector
MOES Mini CO Detector, grey
-4 % off new 39.90 € New 41.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - measurement range from 0 to 1000 ppm, deviation 100 ppm, reaction time 2 s, acoustic signals, battery indication and display, features alarm, cover material...
Added to cart
- +
Previous
24 more...
Other

No longer sold

Archive
Chcete doručit do České republiky? Jdi na 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

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.

More information
I understand Detailed settings Reject everything
P-DC1-WEB16