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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 4.59 € incl. VAT. Is this what you’re looking for?
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HEATIT Floor Sensor o3mm 15m NTC 10 - Sensor
HEATIT Floor Sensor o3mm 15m NTC 10
29.90 €
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
TESLA Smart Sensor Temperature and Humidity Display - Sensor
TESLA Smart Sensor Temperature and Humidity Display
29.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - on the wall and on the table, measures temperature and humidity, with a display, 2 AAA batteries, white colour, dimensions 61 × 61 × 23 mm (H×W×D)
Govee Thermometer and hygrometer, Wi-Fi - Sensor
Govee Thermometer and hygrometer, Wi-Fi
30.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - smart temperature and humidity sensor, BT + Wi-Fi connectivity, export data for up to two years, 2x AA batteries, Connectivity with Govee Home, update values every 2...
EVOLVEO SecuPro, wireless siren with solar power - Siren
EVOLVEO SecuPro, wireless siren with solar power
30.90 €
Currently Unavailable
Siren - closed system, area of use: security, power supply: Battery-Powered, Solar and USB
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AQARA Motion and Light Sensor P2 - Motion Sesnor
AQARA Motion and Light Sensor P2
30.90 €
On the way > 5 pcs
Expected 08/06/2026
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...
EMOS GoSmart Smoke Detector TS380C-HW with Wi-Fi - Smoke Detector
EMOS GoSmart Smoke Detector TS380C-HW with Wi-Fi
31.80 €
Currently Unavailable
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button, cover material...
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SONOFF IP65 Zigbee LCD Smart Thermometer (Probe Version) SNZB-02LD - Digital Thermometer
SONOFF IP65 Zigbee LCD Smart Thermometer (Probe Version) SNZB-02LD
31.90 €
On the way > 5 pcs
Expected 25/06/2026
2 colors
Digital Thermometer – IP65 waterproof design with 1.5m probe, temperature measurement even in liquids and confined spaces, 2.2″ LCD display, accuracy ±0.2 °C, measurement history...
EZVIZ T2C - Door and Window Sensor
EZVIZ T2C
31.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with IFTTT and EZVIZ, battery indication, range of 200m, central unit required, supported OS: Android and iOS, application in Czech,...
EVOLVEO Alarmex Pro (ACSALMMSTS) wireless door/gate/gate detector - Door and Window Sensor
EVOLVEO Alarmex Pro (ACSALMMSTS) wireless door/gate/gate detector
31.90 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, GSM and Radio frequency, range of 80m, separately functional unit, supported OS:...
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Homematic IP Window and door sensor, magnetic - HmIP-SWDM-2 - Door and Window Sensor
Homematic IP Window and door sensor, magnetic - HmIP-SWDM-2
32.26 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Homematic IP, connect via Radio frequency, range of 200m, central unit required, supported OS: Android and iOS, application in...
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SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey - Motion Sesnor
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey
32.59 €
Currently Unavailable
Motion Sesnor with detection motion compatible with Manufacturer app, range: security,
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EMOS GoSmart PIR sensor (motion sensor), ZigBee - Motion Sesnor
EMOS GoSmart PIR sensor (motion sensor), ZigBee
32.63 €
Ordered on request
Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth, open system with detection motion compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, range:...
Meross Smart Smoke Alarm - Smoke Detector
Meross Smart Smoke Alarm
32.90 €
In stock 1 pcs
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,...
SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor SNZB-02WD - Sensor
SONOFF IP65 Zigbee LCD Smart Temperature Humidity Sensor SNZB-02WD
32.90 €
In stock 3 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor – IP65 waterproof design, temperature and humidity measurements, clear 2.2″ LCD display, high accuracy of ±0.2 °C and ±2 % RH, view history up to 180 days, smart scenes and...
Meross Smart Temperature and Humidity Sensor MS130-EU - Sensor
Meross Smart Temperature and Humidity Sensor MS130-EU
32.90 €
In stock 5 pcs
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,...
Meross Smart Presence Sensor - Sensor
Meross Smart Presence Sensor
32.90 €
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...
Meross Smart Door and Window Sensor Kit - Door and Window Sensor
Meross Smart Door and Window Sensor Kit
32.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS25AT 24.68 € 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 ALZADAYS25AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Door and Window Sensor - with mains + battery power, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit...
iQtech SmartLife TH01 Wi-Fi Temperature and Humidity Sensor with Display - Sensor
iQtech SmartLife TH01 Wi-Fi Temperature and Humidity Sensor with Display
32.90 €
In stock 3 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
Niceboy ION ORBIS Meteo+ Sensor - Sensor
Niceboy ION ORBIS Meteo+ Sensor
32.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS30AT 23.03 € The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Erhalten Sie 30 % Rabatt mit dem Code ALZADAYS30AT. Das Angebot gilt bis zum 15. September 2025 oder solange der Vorrat reicht und ist nur für Endverbraucher bestimmt.
Sensor - measures the temperature and humidity in the room, accuracy of 0.3 °C, ranging from -20 to +60 °C, digital display, displays the temperature, humidity, signal level, time...
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
32.90 €
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...
Eufy Motion Sensor - White - Motion Sesnor
Eufy Motion Sensor - White
32.90 €
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code ALZADAYS20AT 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 ALZADAYS20AT. 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 €
Currently Unavailable
Smoke Detector - battery-powered , detection reach 10 m, notifications via push notifications, battery indication, features: alarm, cover material plastic, compatible with Tuya...
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iGET SECURITY EP14 - wireless smoke sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP14 - wireless smoke sensor for iGET M5-4G alarm
32.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector Smoke sensor for iGET SECURITY M5 alarm. It works independently and also as an accessory for the iGET SECURITY M5 alarm. It complies with the provisions incl....
AQARA Climate Sensor W100 (TH-S04D) - Zigbee and Thread - Sensor
AQARA Climate Sensor W100 (TH-S04D) - Zigbee and Thread
33.90 €
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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