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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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SwitchBot Meter Pro - Sensor
SwitchBot Meter Pro
37.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADNI20 30.32 € 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 - temperature detection, humidity, temperature measurement from 0 to 50 °C with an accuracy of 0.5 °C, moisture measurement with 3% accuracy, battery power, notifications...
EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren - Siren
EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren
-30 % off new 37.90 € New 54.90 €
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Power plug, in Czech and English
IMMAX NEO 3x Smart magnetic sensor for doors and windows, Zigbee 3.0 - Detector
IMMAX NEO 3x Smart magnetic sensor for doors and windows, Zigbee 3.0
37.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector - Smart magnetic sensor for windows and doors to secure your home, ZigBee 3.0, three pieces in the package, CR2032 battery, Immax NEO PRO app in Czech and 60 other...
Meross Smart Temperature and Humidity Sensor Kit MS100F+ MSH300 - Sensor
Meross Smart Temperature and Humidity Sensor Kit MS100F+ MSH300
38.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - temperature measurement in °C or °F, measurement of humidity in %, functionality only with Meross Hub (included), mobile apps, notifications, battery operation (CR2477),...
Nice temperature sensors to the head - Temperature Sensor
Nice temperature sensors to the head
40.90 €
Currently Unavailable
Temperature Sensor
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iGET SECURITY EP24 - indoor siren, battery or microUSB power supply for iGET M5-4G alarm - Siren
iGET SECURITY EP24 - indoor siren, battery or microUSB power supply for iGET M5-4G alarm
40.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Siren - closed system, area of use: security, OS supported: Android and iOS, power supply: Power plug and Battery-Powered, in Czech and English
iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi - Smoke Detector
iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi
41.72 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - detects gas, measurement range from 50 to 300 ppm, battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, compatible with Tuya,...
IMMAX NEO Smart Occupancy Sensor, Zigbee 3.0 - Motion Sesnor
IMMAX NEO Smart Occupancy Sensor, Zigbee 3.0
41.77 €
In stock > 5 pcs at the supplier's
Buy with code ALZADNI30 29.24 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 30 % s kódom ALZADNI30. Kliknite a kód sa uplatní automaticky.
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz, open system with detection motion and Light compatible with Apple Siri shortcuts, Tuya and Immax NEO PRO, range:...
SAFE Water Guard, white - Sensor
SAFE Water Guard, white
41.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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 Fire Guard, white - Sensor
SAFE Fire Guard, white
41.90 €
In stock > 5 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...
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 with code ALZADNI25 31.43 € 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.
Sensor - professional temperature and humidity monitoring for greenhouses, factories, warehouses, business centers, supermarkets and hospitals, temperature range -20 to 50 °C,...
MOES Mini CO Detector, grey - Gas Leak Detector
MOES Mini CO Detector, grey
41.90 €
In stock 1 pcs
2 colors
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...
MOES Mini CO Detector, orange - Gas Leak Detector
MOES Mini CO Detector, orange
41.90 €
In stock 1 pcs
2 colors
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...
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
Buy with code ALZADNI10 37.71 € 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.
Sensor - sensor with 3.4-inch LCD display that monitors temperature and humidity
Meross Smart Presence Sensor - Sensor
Meross Smart Presence Sensor
41.90 €
In stock > 5 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...
WiZ Contact sensor 2pack - Door and Window Sensor
WiZ Contact sensor 2pack
41.90 €
Currently Unavailable
Buy with code ALZADNI50 20.95 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 50 % s kódom ALZADNI50. Kliknite a kód sa uplatní automaticky. 
Door and Window Sensor - wireless, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, night orientation light and adjustable...
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Philips Hue Contact sensor White - Sensor
Philips Hue Contact sensor White
41.90 €
In stock 1 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...
Philips Hue Contact sensor Black - Sensor
Philips Hue Contact sensor Black
41.90 €
In stock 1 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...
MOES CO Detector, Zigbee - Gas Leak Detector
MOES CO Detector, Zigbee
41.90 €
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 signals, notifications via push notifications, signal volume 85 dB, battery indication, features...
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
Buy with code ALZADNI20 33.52 € 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.
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in English, power supply: Battery-Powered,
iQtech Smartlife GW001, Zigbee 3.0 gateway, WiFi - Detector
iQtech Smartlife GW001, Zigbee 3.0 gateway, WiFi
41.90 €
On the way 1 pcs
Expected 30/06/2026
Detector Zigbee 3.0 gateway, WiFi
Window and door sensor - optical, anthracite - HmIP-SWDO-A - Door and Window Sensor
Window and door sensor - optical, anthracite - HmIP-SWDO-A
43.73 €
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
43.73 €
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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