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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 EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi marked at 179 Kč incl. VAT. Is this what you’re looking for?
All from 358
Smoot ZigBee Leak Pro - Water Leak Detector
Smoot ZigBee Leak Pro
790,-
In stock > 5 pcs at the supplier's
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...
EMOS GoSmart PIR sensor (motion sensor), ZigBee - Motion Sensor
EMOS GoSmart PIR sensor (motion sensor), ZigBee
799,-
In stock > 5 pcs at the supplier's
Motion Sensor - Interior, battery powered, reach of 8m, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, connection via WiFi 2,4 GHz and Bluetooth, a...
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
799,-
In stock > 5 pcs at the supplier's
Temperature Sensor - interconnected fire detector, battery powered
iQtech Smartlife SS03 Zigbee Smoke sensor, Zigbee 3.0 - Smoke Detector
iQtech Smartlife SS03 Zigbee Smoke sensor, Zigbee 3.0
799,-
Currently Unavailable
Smoke Detector - battery-powered , detection reach 10 m, notifications via push notifications, battery indication, features: alarm, cover material plastic, compatible with Tuya...
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Nedis Miniature Smoke Detector DTCTSL40WT - Smoke Detector
Nedis Miniature Smoke Detector DTCTSL40WT
819,-
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - acoustic signals, signal volume 85 dB, features: alarm, cover material plastic, operating temperature from -10 to 50 °C, standalone unit
Shelly Gen4 Flood, flood sensor, Bluetooth - Water Leak Detector
Shelly Gen4 Flood, flood sensor, Bluetooth
-8 % off new 819,- New 899,-
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,...
MOES Human Presence Sensor + Light Sensor, Zigbee - Motion Sesnor
MOES Human Presence Sensor + Light Sensor, Zigbee
-6 % off new 819,- New 879,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNY20 655,- The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 20 % s kódem ALZADNY20. Klikněte a kód se uplatní automaticky.
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Smartlife and MOES, range: security, power supply: USB,
iQtech Smartlife MS03 Zigbee PIR motion sensor, Zigbee 3.0 - Detector
iQtech Smartlife MS03 Zigbee PIR motion sensor, Zigbee 3.0
839,-
On the way 1 pcs
Expected 16/04/2026
Detector PIR motion sensor, Zigbee 3.0
Kidde 5DCO carbon monoxide leak detector - Gas Leak Detector
Kidde 5DCO carbon monoxide leak detector
859,-
In stock > 5 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
AQARA Motion and Light Sensor P2 - Motion Sesnor
AQARA Motion and Light Sensor P2
877,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Bluetooth, open system with detection motion and Light compatible with Apple Home and Aqara Home, range: lighting and security, application in...
MOES Human Presence Sensor + Light Sensor, Zigbee - Motion Sesnor
MOES Human Presence Sensor + Light Sensor, Zigbee
879,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNY20 703,- The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 20 % s kódem ALZADNY20. Klikněte a kód se uplatní automaticky.
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Smartlife and MOES, range: security, power supply: USB,
EVOLVEO SecuPro, wireless siren with solar power - Siren
EVOLVEO SecuPro, wireless siren with solar power
889,-
In stock 1 pcs at the supplier's
Siren - closed system, area of use: security, power supply: Battery-Powered, Solar and USB
Smoot Air Gas Sensor - Gas Leak Detector
Smoot Air Gas Sensor
890,-
In stock > 5 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,...
Shelly Gen4 Flood, flood sensor, Bluetooth - Water Leak Detector
Shelly Gen4 Flood, flood sensor, Bluetooth
899,-
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,...
MOES Smoke Detector, Zigbee - Smoke Detector
MOES Smoke Detector, Zigbee
899,-
Currently Unavailable
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,...
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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
899,-
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...
Nedis ZBDS10WT - Smoke Detector
Nedis ZBDS10WT
899,-
In stock 1 pcs at the supplier's
Smoke Detector - battery-powered , notifications via push notifications, signal volume 85 dB, battery indication, features: automatic scenarios, operating temperature from -10 to...
Flammable and Explosive Gas Detector SAFE 808L (Natural Gas) - Gas Leak Detector
Flammable and Explosive Gas Detector SAFE 808L (Natural Gas)
-8 % off new 909,- New 990,-
Unsealed - in stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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,...
EZVIZ Smoke detector T4C - Smoke Detector
EZVIZ Smoke detector T4C
919,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button and temporary...
SAFE - CO detector SAFE 10YDCO-PRO - Gas Leak Detector
SAFE - CO detector SAFE 10YDCO-PRO
-7 % off new 919,- New 990,-
Unsealed - in stock 1 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, signal volume 85 dB, battery indication, operating temperature from -10 to 55 °C,...
Elektrobock IR28B Profi - Motion Sensor
Elektrobock IR28B Profi
939,-
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 12m, adjustable sensitivity
iQtech SmartLife GS02, Wi-Fi - Gas Leak Detector
iQtech SmartLife GS02, Wi-Fi
939,-
On the way 1 pcs
Expected 16/04/2026
Gas Leak Detector - mains power supply, acoustic signals, cover material plastic, input voltage 230 V, power cable included, compatible with Tuya and Smartlife, standalone unit,...
SAFE Water Guard, white - Sensor
SAFE Water Guard, white
New arrival 990,-
In stock > 5 pcs at the supplier's
Sensor - wireless water leak detector, the detector is powered by a replaceable battery that allows continuous operation for up to 3 years, colour white
SAFE - CO detector SAFE 10YDCO-PRO - Gas Leak Detector
SAFE - CO detector SAFE 10YDCO-PRO
990,-
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, signal volume 85 dB, battery indication, operating temperature from -10 to 55 °C,...
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