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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 Elektrobock CN20 marked at 6.09 € incl. VAT. Is this what you’re looking for?
All from 323
BOT Smart WiFi GS3 - Gas Leak Detector
BOT Smart WiFi GS3
23.73 €
In stock > 10 pcs at the supplier's
Gas Leak Detector - mains power supply, notifications via push notifications, signal volume 70 dB, cover material plastic, operating temperature from -10 to 50 °C, ingress...
SwitchBot Water Leak Detector - Sensor
SwitchBot Water Leak Detector
23.90 €
In stock 1 pcs
2 colors
Sensor - detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth,...
Nedis ALRMMW20WT - Motion Sensor
Nedis ALRMMW20WT
23.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sensor - Exterior, battery powered, reach of 80m, sound volume: 85dB, independently functional unit
FireAngel FA6120 Optical Fire Detector with integrated battery for 10 years of operation - Smoke Detector
FireAngel FA6120 Optical Fire Detector with integrated battery for 10 years of operation
23.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, input voltage 3V, mounting kit included, standalone unit
iQtech Smartlife DW04 Zigbee Magnetic window and door sensor, Zigbee 3.0 - Door and Window Sensor
iQtech Smartlife DW04 Zigbee Magnetic window and door sensor, Zigbee 3.0
23.90 €
Currently Unavailable
Door and Window Sensor - mains-operated, compatible with Google Home, Tuya, IFTTT and Smartlife, connect via WiFi 2,4 GHz, battery indication, range of 10m, central unit required,...
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TP-Link Tapo S200D - Dimmers
TP-Link Tapo S200D
23.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Dimmers - button to control the intelligent lighting, adjustable actions, multiple light control, can be fixed with screws, with double-sided tape or on any metal surface, battery...
Smoot Air PIR - Motion Sesnor
Smoot Air PIR
24.74 €
In stock 2 pcs
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,...
Alecto SA-102 - Smoke Detector
Alecto SA-102
24.87 €
Currently Unavailable
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from -10 to 40 °C,...
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MOES Human Presence Sensor + Light Sensor, Zigbee - Motion Sesnor
MOES Human Presence Sensor + Light Sensor, Zigbee
24.90 €
Currently Unavailable
Motion Sesnor , open system with detection motion, range: security, power supply: USB,
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SwitchBot Water Leak Detector with Sensor Cable - Sensor
SwitchBot Water Leak Detector with Sensor Cable
24.90 €
In stock 2 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - with an extended sensor length of 1 meter, detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app,...
EMOS GoSmart Water Leak Detector P56000S, ZigBee - Water Leak Detector
EMOS GoSmart Water Leak Detector P56000S, ZigBee
Discounted -10 % 24.90 € 27.70 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 21.17 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, battery indication,...
Kidde Fire and Smoke Detector 10Y29 - Smoke Detector
Kidde Fire and Smoke Detector 10Y29
24.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - signal volume 85 dB, standalone unit
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor - Motion Sensor
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
24.90 €
In stock 3 pcs at the supplier's
Motion Sensor - for alarm, Exterior and Interior, battery powered, input voltage: 9 V, reach of 100m, connection via GSM, battery indication, a central unit is required to function...
RETLUX RDT 301 - Gas Leak Detector
RETLUX RDT 301
24.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI15 21.17 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 100 to 300 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic signals, signal volume 85 dB,...
EVOLVEO wireless PIR sensor with animal motion detection for Alarmex/Sonix - Motion Sensor
EVOLVEO wireless PIR sensor with animal motion detection for Alarmex/Sonix
from  24.06 €
Ordered on request
Motion Sensor - for alarm, Interior, battery powered, input voltage: 9 V, reach of 12m, connection via radio waves, independently functional unit
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP1 - wireless PIR motion sensor for iGET M5-4G alarm
25.21 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector PIR motion sensor for iGET SECURITY M5 alarm. Protection against sabotage, highest transmission security 256bit, very long battery life of 5 years, the alarm constantly...
AQARA Motion Sensor P1 (MS-S02) - Motion Sesnor
AQARA Motion Sensor P1 (MS-S02)
25.89 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency, open system with detection motion and Light compatible with Apple Home, IFTTT and Aqara Home, range: security, application in...
Meross Smart Water Leak Sensor - Sensor
Meross Smart Water Leak Sensor
25.90 €
In stock 4 pcs
2 colors
Buy with code ALZADNI20 20.72 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Sensor - water leak sensor, for a safe home, It works 24/7, powered by replaceable CR123A battery (lifetime 18 months), battery indicator, IP67 waterproof, alerts via the app, 60...
Elektrobock LM218A - Gas Leak Detector
Elektrobock LM218A
-3 % off new 25.90 € New 26.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 10 to 550 ppm, battery-powered, acoustic signals, signal volume 85 dB, display, features test button and...
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0 - Water Leak Detector
iQtech Smartlife WL04 Zigbee Flood sensor, Zigbee 3.0
25.90 €
Currently Unavailable
Water Leak Detector - detects water gas,, compatible with Tuya and Smartlife, battery indication, central unit required to function,, app with Czech language support, app with...
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FireAngel ST 622 Fire and Smoke Detector - Smoke Detector
FireAngel ST 622 Fire and Smoke Detector
-7 % off new 25.90 € New 27.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, features: test button and temporary shutdown, operating temperature from 4 to 38 °C,...
EZVIZ T1C PIR - Motion Sesnor
EZVIZ T1C PIR
25.90 €
In stock 2 pcs
Buy with code ALZADNI25 19.43 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 25% s kódom ALZADNI25. Kliknite a kód sa uplatní automaticky.
Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply:...
BOT Smart Zigbee GS2 gas detector - Gas Leak Detector
BOT Smart Zigbee GS2 gas detector
26.22 €
In stock > 5 pcs at the supplier's
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, features alarm, cover material plastic,...
TESLA Smart Gas Sensor - Gas Leak Detector
TESLA Smart Gas Sensor
26.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI10 24.21 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa uplatní automaticky.
Gas Leak Detector - mains power supply, detection reach 50 m, acoustic, visual signals, notifications via push notifications, features reset, cover material plastic, operating...
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