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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 DS18B20 Temperature Sensor for 3.5mm jack (1m) marked at 4.59 € incl. VAT. Is this what you’re looking for?
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All from 516
BOT Smart air quality sensor WiFi AirBox2 - Air Quality Meter
BOT Smart air quality sensor WiFi AirBox2
Discounted -11 % 27.42 € 30.90 €
In stock at the supplier's
Air Quality Meter - temperature measurement from 20 to 85 °C, mains power supply, detection reach 20 m, notifications via push notifications, cover material plastic, operating...
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AQARA Multi-State Sensor P100 Kit (VB-S03DW), white - Vibration Detector
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white
-12 % off new 27.90 € New 31.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
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WiZ Contact sensor - Door and Window Sensor
WiZ Contact sensor
27.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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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Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm - Gas Leak Detector
Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm
-13 % off new 27.90 € New 32.10 €
Unsealed - in stock 1 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...
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EMOS GoSmart Water Leak Detector P56000S, ZigBee - Water Leak Detector
EMOS GoSmart Water Leak Detector P56000S, ZigBee
28.09 €
Ordered on request
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, battery indication,...
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Eufy Entry Sensor - Door and Window Sensor
Eufy Entry Sensor
Discounted -12 % 28.73 € 32.90 €
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - magnetic on the door/window, checking that the door is closed, fully compatible with Eufy Security devices, battery in the package - last 2 years, apps on...
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Meross Smart Smoke Alarm - Smoke Detector
Meross Smart Smoke Alarm
Discounted -15 % 28.80 € 33.90 €
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , reaction time 0,002 s, acoustic signals, notifications via push notifications, signal volume 110 dB, features: alarm, cover material plastic,...
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Meross Smart Temperature and Humidity Sensor MS130-EU - Sensor
Meross Smart Temperature and Humidity Sensor MS130-EU
Discounted -14 % 28.82 € 33.90 €
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor – Temperature sensor, humidity and light, Protocol Matter, Large 3.7" display, 4th generation Swiss sensors, Apple HomeKit support, Google Assistant, Alexa and SmartThings,...
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Shelly Blu Motion, Bluetooth - Motion Sesnor
Shelly Blu Motion, Bluetooth
28.90 €
On the way > 5 pcs
Expected 24/07/2026
Motion Sesnor , connect through Bluetooth, open system with detection motion compatible with Samsung SmartThings, range: home control, application in English, Czech, German, Slovak...
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Imou gas sensor/detector ZGA1 - Gas Leak Detector
Imou gas sensor/detector ZGA1
28.90 €
Ordered on request
Gas Leak Detector - mains power supply, detection reach 200 m, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, features self-diagnostics,...
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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 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through WiFi 2,4 GHz and GSM, closed system with detection motion compatible with Tuya, range: security, power supply: Battery-Powered,
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EVOLVEO Alarmex Pro (ACSALMSMK) wireless smoke detector - Smoke Detector
EVOLVEO Alarmex Pro (ACSALMSMK) wireless smoke detector
28.90 €
On the way 1 pcs
Expected 22/07/2026
Smoke Detector - mains power supply, detection reach 80 m, acoustic signals, signal volume 90 dB, features: test button, cover material plastic, operating temperature from 0 to 55...
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Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated - Smoke Detector
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated
Great price 28.90 € Save 1 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - temperature measurement to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating...
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GARNI 092H wireless sensor - Sensor
GARNI 092H wireless sensor
28.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor Eight-channel wireless sensor for measuring temperature and relative humidity, designed for the GARNI 3055 Arcus Wi-Fi weather station.
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BOT Smart gas detector WiFi GS5 - Gas Leak Detector
BOT Smart gas detector WiFi GS5
Discounted -11 % 29.27 € 33.05 €
In stock at the supplier's
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, display, features alarm, cover material...
Added to cart
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Frient Smart Humidity Sensor - Humidity Sensor
Frient Smart Humidity Sensor
New arrival 29.36 €
Currently Unavailable
Humidity Sensor
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IMMAX NEO Smart Temperature and Humidity Sensor with LCD, e-Ink, Zigbee 3.0 - Temperature Sensor
IMMAX NEO Smart Temperature and Humidity Sensor with LCD, e-Ink, Zigbee 3.0
29.37 €
In stock > 5 pcs at the supplier's
Temperature Sensor
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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
29.38 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
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MDT Technologies Temperature sensor PT1000, length 3 m - Temperature Sensor
MDT Technologies Temperature sensor PT1000, length 3 m
29.88 €
In stock 3 pcs at the supplier's
Temperature Sensor - MDT temperature controller is used for universal temperature control applications, sensor Standard/PT1000/3, dimensions 6 mm x 50 mm, with 3 m cable
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iQtech SmartLife TH01 Wi-Fi Temperature and Humidity Sensor with Display - Sensor
iQtech SmartLife TH01 Wi-Fi Temperature and Humidity Sensor with Display
29.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor iQtech® SmartLife TH01 Wi-Fi Temperature and Humidity Sensor with Display
Added to cart
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iQtech Millennium, Zigbee 2x NoN switch Smartlife, white - Light Switch
iQtech Millennium, Zigbee 2x NoN switch Smartlife, white
29.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Light Switch - for lighting, operates: Via central unit / bridge, compatible with Tuya and Smartlife, power supply: Power plug, works with Android and iOS, application in Czech
Added to cart
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Meross Combo Smoke and Carbon Monoxide Alarm - Gas Leak Detector
Meross Combo Smoke and Carbon Monoxide Alarm
New arrival 30.90 €
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 50 to 300 ppm, deviation 50 ppm, detection reach 3 m, acoustic signals, signal volume 85 dB, cover...
Added to cart
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Nedis SmartLife Smart Smoke Detector Wi-Fi WIFIDS21WT - Smoke Detector
Nedis SmartLife Smart Smoke Detector Wi-Fi WIFIDS21WT
30.90 €
In stock 5 pcs at the supplier's
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, input voltage 3V, compatible with Smartlife, standalone unit, compatible with...
Added to cart
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HEATIT Floor Sensor o3mm 15m NTC 10 - Sensor
HEATIT Floor Sensor o3mm 15m NTC 10
30.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - floor sensor ø3mm 15m NTC 10 kΩ for use with Heatit thermostats,. For overheating protection, the sensor is placed close to the floor to overlook the floor temperature
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