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Cheap smart Home Sensors & Detectors

On this page you will find smart Home Sensors & Detectors at the lowest prices, more so all smart Home Sensors & 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 Shelly-BYPASS marked at 5.39 € incl. VAT. Is this what you’re looking for?
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SAFE Fire Guard, white - Sensor
SAFE Fire Guard, white
41.90 €
In stock 4 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...
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QINGPING Temperature & RH Monitor Pro S Wi-Fi - Sensor
QINGPING Temperature & RH Monitor Pro S Wi-Fi
41.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy at the price for both existing and new AlzaPlus+ members 27.24 €
Sensor - professional temperature and humidity monitoring for greenhouses, factories, warehouses, business centers, supermarkets and hospitals, temperature range -20 to 50 °C,...
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MOES Mini CO Detector, grey - Gas Leak Detector
MOES Mini CO Detector, grey
41.90 €
Currently Unavailable
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...
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MOES Mini CO Detector, orange - Gas Leak Detector
MOES Mini CO Detector, orange
41.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - measurement range from 0 to 1000 ppm, reaction time 2 s, acoustic signals, battery indication and display, features alarm, cover material plastic, operating...
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AQARA Climate Sensor W100 (TH-S04D) - Zigbee and Thread - Sensor
AQARA Climate Sensor W100 (TH-S04D) - Zigbee and Thread
41.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - sensor with 3.4-inch LCD display that monitors temperature and humidity
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Meross Smart Presence Sensor - Sensor
Meross Smart Presence Sensor
41.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - dual detection technology, accurate presence detection even without motion, range up to 12 m, intelligent lighting automation, minimising false alarms, HomeKit...
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Philips Hue Contact sensor White - Sensor
Philips Hue Contact sensor White
41.90 €
On the way 2 pcs
Expected 07/07/2026
Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not...
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Philips Hue Contact sensor Black - Sensor
Philips Hue Contact sensor Black
41.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - security sensor on the windows, door or safe, sends an alert or triggers a preset light alarm, includes a magnetic counterpart, IP20, can be glued or screwed (material not...
Added to cart
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MOES CO Detector, Zigbee - Gas Leak Detector
MOES CO Detector, Zigbee
41.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features...
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iQtech Millennium, WiFi 3x NoN switch Smartlife, black - Light Switch
iQtech Millennium, WiFi 3x NoN switch Smartlife, black
41.90 €
Currently Unavailable
Light Switch - for lighting, operates: Standalone, compatible with Tuya and Smartlife, power supply: Power plug, connection: WiFi 2,4 GHz, works with Android and iOS, application...
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Eufy Motion Sensor - White - Motion Sesnor
Eufy Motion Sensor - White
41.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in English, power supply: Battery-Powered,
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AQARA Presence Multi-Sensor FP300 (PS-S04D), Zigbee, Thread - Motion Sesnor
AQARA Presence Multi-Sensor FP300 (PS-S04D), Zigbee, Thread
-14 % off new 42.90 € New 49.99 €
As good as new - in stock 5 pcs
Motion Sesnor , connect through Bluetooth, open system with detection Human presence compatible with Aqara Home and Manufacturer app, range: lighting, heating and cooling and...
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Window and door sensor - optical, anthracite - HmIP-SWDO-A - Door and Window Sensor
Window and door sensor - optical, anthracite - HmIP-SWDO-A
43.60 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Google Home, Home Connect and Homematic IP, connect via Radio frequency, battery indication, range of 300m, central unit...
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Homematic IP Universal contact sensor - HmIP-SCI - Sensor
Homematic IP Universal contact sensor - HmIP-SCI
43.60 €
Currently Unavailable
Sensor The wireless Universal Contact Sensor (HmIP-SCI), designed for indoor use, is part of the Homematic IP smart home system. Allows the integration of third-party wired devices...
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Homematic IP Remote control (key fob) - programmable - HmIP-KRC4 - Remote Control
Homematic IP Remote control (key fob) - programmable - HmIP-KRC4
43.60 €
Currently Unavailable
Remote Control - The elegant wireless key fob (HmIP-KRC4) with 4 configurable buttons is part of the Homematic IP smart home system. This compact remote control allows easy control...
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Homematic IP Remote control (key fob) - access - HmIP-KRCK - Keychain
Homematic IP Remote control (key fob) - access - HmIP-KRCK
43.60 €
Currently Unavailable
Keychain -
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Homematic IP Remote control (key fob) - security - HmIP-KRCA - Keychain
Homematic IP Remote control (key fob) - security - HmIP-KRCA
43.60 €
Currently Unavailable
Keychain The elegant wireless (HmIP-KRCA), which allows easy control of the security part of the system at the touch of a button, is part of the Homematic IP smart home system and...
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Honeywell Home R200S-N2 Interconnected fire detector alarm - smoke (optical) principle, battery oper - Smoke Detector
Honeywell Home R200S-N2 Interconnected fire detector alarm - smoke (optical) principle, battery oper
43.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating...
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AQARA Smoke Detector (SD-S01D) - Zigbee 3.0 - Smoke Detector
AQARA Smoke Detector (SD-S01D) - Zigbee 3.0
44.99 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , reaction time 0,1 s, notifications via push notifications, battery indication, cover material plastic, operating temperature from 0 to 40 °C,...
Added to cart
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Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm - Gas Leak Detector
Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm
45.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Added to cart
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Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, white - Detector
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, white
45.90 €
In stock > 5 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector - Battery operated temperature and humidity sensor with display, WiFi, white
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Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, ivory - Detector
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, ivory
45.90 €
Ordered on request
3 colors
Detector - battery operated temperature and humidity sensor with display, WiFi, ivory
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Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, black - Detector
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, black
45.90 €
In stock > 5 pcs
3 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector - dimensions without stand 70 x 70 x 26 mm, with stand 70 x 70 x 45 mm, ambient temperature 0 °C to 40 °C, humidity between 30% and 70% relative humidity, 4 AA (LR6) 1.5 V...
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Philips Hue Motion Sensor - Motion Sesnor
Philips Hue Motion Sensor
46.90 €
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 compatible with Apple Home, range: lighting, application in English, Czech, German, Slovak and...
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