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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 4.49 € incl. VAT. Is this what you’re looking for?

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Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi - Smoke Detector

Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi

In stock > 5 pcs

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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SAFE Door Guard Plus, white - Sensor

SAFE Door Guard Plus, white

Currently Unavailable

Sensor - wireless magnetic open, shock and tilt detector for window and door security Powered by a replaceable battery that allows continuous operation for up to 4 years, white...

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Homematic IP Temperature and humidity sensor - indoor, anthracite - Sensor

Homematic IP Temperature and humidity sensor - indoor, anthracite

Currently Unavailable

Sensor - wireless wall-mounted temperature and humidity sensor for indoor use, enables precise temperature control in conjunction with one or more radiator thermostatic heads or...

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SwitchBot Meter Pro (CO2) - Sensor

SwitchBot Meter Pro (CO2)

48.90 € 77.90 €

On the way > 5 pcs

Expected 31/07/2026

Sensor - Bluetooth wireless connectivity, real-time data in the SwitchBot app, Android and iOS support, Google Assistant and Amazon Alexa - Matter standard only works with the hub

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Ubiquiti UniFi SuperLink Environmental - Sensor

Ubiquiti UniFi SuperLink Environmental

In stock > 5 pcs

Sensor - Temperature, humidity, light and water, SuperLink, CR123A battery, IPX5

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Eve Motion (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa) - Motion Sesnor

Eve Motion (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)

In stock > 5 pcs

Motion Sesnor , connect through Bluetooth, closed system with detection motion and Light compatible with Apple Home, Google Home and Samsung SmartThings, range: lighting, security...

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SAFE Motion Guard, white - Sensor

SAFE Motion Guard, white

50.26 € 52.90 €

Sensor - wireless motion detector equipped with dual PIR sensor detecting motion at a distance of up to 12 meters, PET immunity up to a weight of 18 kg and 50 cm height, The...

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WiZ Contact sensor 2pack - Door and Window Sensor

WiZ Contact sensor 2pack

Currently Unavailable

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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Siemens Connected Home window/door switch SCH020ZB, ZigBee - Door and Window Sensor

Siemens Connected Home window/door switch SCH020ZB, ZigBee

Currently Unavailable

Door and Window Sensor -, compatible with Google Home, connect via Radio frequency, battery indication, range of 14m, central unit required, supported OS: Android and iOS

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Tedee Door Sensor, white - Sensor

Tedee Door Sensor, white

Sensor - real-time door status detection, door status display in tedee app, long-open door alert, wireless operation, Bluetooth

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Shelly Smoke Plus, smoke detector, WiFi, BT (without battery - CR123A) - Smoke Detector

Shelly Smoke Plus, smoke detector, WiFi, BT (without battery - CR123A)

In stock > 5 pcs

Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: automatic scenarios and alarm,...

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EVOLVEO Alarmex Pro (ACSALMIMS) wireless indoor siren - Siren

EVOLVEO Alarmex Pro (ACSALMIMS) wireless indoor siren

Siren - closed system, area of use: security, OS supported: Android and Windows, compatible with Manufacturer app, power supply: Power plug

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SwitchBot Thermo/Hygrometer bundle with HUB - Sensor

SwitchBot Thermo/Hygrometer bundle with HUB

In stock > 5 pcs

2 colors

Sensor - measures temperature and humidity, mobile apps, degree of protection IP65, strap for hanging, updates the measured values every 4 seconds, package also includes HUB for...

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Honeywell Home R200C-N2, Connected Carbon Monoxide Detector and Detector, CO Alarm - Gas Leak Detector

Honeywell Home R200C-N2, Connected Carbon Monoxide Detector and Detector, CO Alarm

Currently Unavailable

Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, detection reach 100 m, acoustic...

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EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren - Siren

EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren

Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Power plug, in Czech and English

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Shelly Gas, CNG Gas Detector, Alarm: Flashing LED & Acoustic Signal, WiFi - Detector

Shelly Gas, CNG Gas Detector, Alarm: Flashing LED & Acoustic Signal, WiFi

Detector - Shelly GAS is a compact and highly sensitive CNG natural gas detector, bringing additional security for your home and family. Alarm: flashing LED & acoustic signal....

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Philips Hue Outdoor Motion Sensor - Motion Sesnor

Philips Hue Outdoor Motion Sensor

In stock > 5 pcs

Motion Sesnor , closed system with detection motion compatible with Apple Home and Philips Hue, power supply: Battery-Powered,

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iGET SECURITY P11v2 - wireless outdoor siren (battery/adapter) - Siren

iGET SECURITY P11v2 - wireless outdoor siren (battery/adapter)

Currently Unavailable

Siren - closed system, area of use: security, OS supported: Android and iOS, power supply: Power plug and Battery-Powered, in Czech and English

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IMMAX NEO LITE Smart pool temperature sensor + 2x indoor temperature and humidity sensor - Temperature Sensor

IMMAX NEO LITE Smart pool temperature sensor + 2x indoor temperature and humidity sensor

In stock > 5 pcs

Temperature Sensor - TUYA, 2.4GHz WiFi connection, indoor and outdoor unit, monitoring the current pool water temperature, indoor temperature and humidity, date and time controlled...

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FIBARO Motion Sensor - Motion Sesnor

FIBARO Motion Sensor

Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth with detection motion, Light and temperature, range: security, application in English, Czech, German and Slovak, power...

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SONOFF AirGuard PM2.5/PM10 Matter Over Wi-Fi Air Quality Monitor SAWF-07P - Air Quality Meter

SONOFF AirGuard PM2.5/PM10 Matter Over Wi-Fi Air Quality Monitor SAWF-07P

In stock > 5 pcs

Air Quality Meter - detects temperature, humidity, dust particles, measurement range from 400 to 5000 ppm, gas detection sensitivity 50 ppm, temperature measurement from 0 to 50 °C...

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Nuki door sensor white - Door and Window Sensor

Nuki door sensor white

In stock > 5 pcs

Door and Window Sensor - wireless, compatible with Apple Home, connect via Bluetooth, central unit required, supported OS: iOS, application in English

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Nedis ZBDCO11WT - Gas Leak Detector

Nedis ZBDCO11WT

Ordered on request

Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features alarm,...

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SONOFF AirGuard CO2 Matter Over Wi-Fi Air Quality Monitor SAWF-08P - Air Quality Meter

SONOFF AirGuard CO2 Matter Over Wi-Fi Air Quality Monitor SAWF-08P

58.98 € 65.90 €

Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, gas detection sensitivity 50 ppm, temperature measurement from 0 to...

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No longer sold

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