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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 iGET SECURITY P9 - wireless water level detector for iGET SECURITY M3B and M2B marked at 6.49 € incl. VAT. Is this what you’re looking for?
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EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor - Motion Sesnor
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
27.90 €
In stock > 10 pcs
Motion Sesnor , connect through GSM, closed system with detection motion, range: security, power supply: Battery-Powered,
TESLA Smart Water Sensor - Water Leak Detector
TESLA Smart Water Sensor
27.90 €
In stock > 5 pcs
Buy with code ALZADAYS10DE 25.11 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 10 % Rabatt mit dem Code ALZADAYS10DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Water Leak Detector - detects water gas, battery-powered, range: 50 m, compatible with Tuya, Smartlife and Tesla Smart, connection via radio waves, battery indication, central 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
27.90 €
In stock > 5 pcs
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...
IMMAX NEO Smart 3in1 PIR, occupancy and light sensor, Zigbee 3.0 - Sensor
IMMAX NEO Smart 3in1 PIR, occupancy and light sensor, Zigbee 3.0
28.90 €
In stock > 5 pcs
Sensor - 3in1 PIR sensor, presence and lighting, Zigbee 3.0 (Tuya) is a smart device, which combines motion detection (PIR), monitoring the presence of people and measuring light...
Shelly Blu Motion, Bluetooth - Motion Sesnor
Shelly Blu Motion, Bluetooth
28.90 €
In stock 2 pcs
Motion Sesnor , connect through WiFi 2,4 GHz, WiFi 5 GHz and Bluetooth, open system with detection motion compatible with Samsung SmartThings, range: home control, application in...
MOES Gas Leakage Detector, Zigbee - Gas Leak Detector
MOES Gas Leakage Detector, Zigbee
28.90 €
In stock > 5 pcs
Gas Leak Detector - detects natural gas, mains power supply, acoustic signals, notifications via push notifications, signal volume 70 dB, battery indication, features alarm, cover...
EVOLVEO Alarmex Pro (ACSALMPIRP) wireless PIR motion sensor with immunity to small animal movement - Motion Sesnor
EVOLVEO Alarmex Pro (ACSALMPIRP) wireless PIR motion sensor with immunity to small animal movement
28.90 €
In stock 2 pcs
Motion Sesnor , connect through WiFi 2,4 GHz and GSM, closed system with detection motion compatible with Tuya, range: security, power supply: Battery-Powered,
AQARA Multi-State Sensor P100 Kit (VB-S03D), grey - Vibration Detector
AQARA Multi-State Sensor P100 Kit (VB-S03D), grey
New arrival 29.90 €
In stock > 5 pcs
2 colors
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings and Aqara Home,...
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white - Vibration Detector
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white
New arrival 29.90 €
In stock > 5 pcs
2 colors
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home and Aqara Home, connection via radio...
EVOLVEO Defender D5 - Gas Leak Detector
EVOLVEO Defender D5
29.90 €
In stock > 5 pcs
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, battery indication and display, features test button and...
AQARA Motion and Light Sensor P2 - Motion Sesnor
AQARA Motion and Light Sensor P2
29.90 €
In stock 1 pcs
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...
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey - Motion Sesnor
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey
32.45 €
Currently Unavailable
Motion Sesnor with detection motion compatible with Manufacturer app, range: security,
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EZVIZ T1C PIR - Motion Sesnor
EZVIZ T1C PIR
32.90 €
In stock > 5 pcs
Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply:...
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
32.90 €
In stock > 5 pcs
Buy with code ALZADAYS10DE 29.61 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 10 % Rabatt mit dem Code ALZADAYS10DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Temperature Sensor - interconnected fire detector, battery powered
Eufy Motion Sensor - White - Motion Sesnor
Eufy Motion Sensor - White
32.90 €
In stock > 5 pcs
Buy with code ALZADAYS20DE 26.32 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 20 % Rabatt mit dem Code ALZADAYS20DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in English, power supply: Battery-Powered,
iQtech Smartlife SS03 Zigbee Smoke sensor, Zigbee 3.0 - Smoke Detector
iQtech Smartlife SS03 Zigbee Smoke sensor, Zigbee 3.0
32.90 €
In stock > 5 pcs
Smoke Detector - battery-powered , detection reach 10 m, notifications via push notifications, battery indication, features: alarm, cover material plastic, compatible with Tuya...
Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm - Gas Leak Detector
Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm
33.90 €
In stock > 5 pcs
Buy with code ALZADAYS10DE 30.51 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 10 % Rabatt mit dem Code ALZADAYS10DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, acoustic signals, signal volume 85...
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
Buy with code ALZADAYS20DE 27.92 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 20 % Rabatt mit dem Code ALZADAYS20DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features...
iQtech Smartlife MS03 Zigbee PIR motion sensor, Zigbee 3.0 - Detector
iQtech Smartlife MS03 Zigbee PIR motion sensor, Zigbee 3.0
34.90 €
Currently Unavailable
Detector PIR motion sensor, Zigbee 3.0
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SAFE Door Guard, white - Sensor
SAFE Door Guard, white
35.90 €
In stock 3 pcs
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
MOES Human Presence Sensor + Light Sensor, Zigbee - Motion Sesnor
MOES Human Presence Sensor + Light Sensor, Zigbee
35.90 €
In stock > 5 pcs
Buy with code ALZADAYS25DE 26.93 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 25 % Rabatt mit dem Code ALZADAYS25DE. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Smartlife and MOES, range: security, power supply: USB,
Shelly Gen4 Flood, flood sensor, Bluetooth - Water Leak Detector
Shelly Gen4 Flood, flood sensor, Bluetooth
36.90 €
In stock > 5 pcs
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
36.90 €
In stock > 5 pcs
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,...
Nedis ZBDS10WT - Smoke Detector
Nedis ZBDS10WT
36.90 €
Currently Unavailable
Smoke Detector - battery-powered , notifications via push notifications, signal volume 85 dB, battery indication, features: automatic scenarios, operating temperature from -10 to...
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