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 4.58 € incl. VAT. Is this what you’re looking for?
552 Results
Watch Price/Availability
Homematic IP Window and door sensor - optical plus - HmIP-SWDO-PL
Door and Window Sensor - wireless, compatible with Google Home, Home Connect and Homematic IP, connect via Radio frequency, range of 220m, central unit required, supported OS: Android and iOS, application in Czech
  54.52 €
Currently Unavailable
Order Code: Home22_21
Watch Price/Availability
SAFE Motion Guard, white
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 detector is powered by a replaceable battery that allows continuous operation of the detector for up to 4 years, colour white
  54.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26003
5.0 1×
Watch Price/Availability
Tedee Door Sensor, white
Sensor - real-time door status detection, door status display in tedee app, long-open door alert, wireless operation, Bluetooth
  55 €
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Tedee25005
4.5 12×
Watch Price/Availability
Shelly Smoke Plus, smoke detector, WiFi, BT (without battery - CR123A)
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: automatic scenarios and alarm, cover material plastic, operating temperature from 0 to 55 °C, operating humidity from 30 to 95 %, battery and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android, Windows and iOS
BLACK FRIDAY -10 % 56.60 € 62.89 €
Buy
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Shell23_002
Watch Price/Availability
frient Intelligent Heat Alarm
Detector - wireless heat alarm with temperature sensor, detects rapid temperature increases and high temperatures, suitable for kitchens, garages, and dusty or damp areas, 85dB acoustic alarm at a distance of 3m, option to interconnect multiple alarms and receive remote alerts via a security system, Zigbee 3.0 communication, 100m range in open spaces, measures temperatures from 0 to 50°C, IP20 rating, powered by 1× replaceable CR123A battery, dimensions Ø 65 × 40mm, weight 58.3g
  57.60 €
Buy
In stock 2 pcs at the supplier's
Order Code: SMARaaa0063
Watch Price/Availability
SAFE Wireless flammable and explosive gas detector 5YGAS-RF
Gas Leak Detector - detects natural gas, mains power supply, detection reach 1000 m, acoustic, visual signals, signal volume 85 dB, features alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity from 5 to 95 %, power adapter and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
Great price 57.85 € Save 2.05 €
Currently Unavailable
Order Code: SAHhob014
Watch Price/Availability
SAFE FireSafe 10YDCO-RF Wirelessly connectable carbon monoxide (CO) detector
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, features alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity from 5 to 95 %, battery and mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
Great price 57.86 € Save 2.04 €
Currently Unavailable
Order Code: SAHhob012
4.1 12×
Watch Price/Availability
SwitchBot Meter Pro (CO2)
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
-7 % off new 57.90 € New 62.79 €
Buy
Unsealed - in stock 2 pcs
Order Code: SwBot2411
Watch Price/Availability
SAFE Fire Guard, white
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 to 36 months, The detector has high sensitivity, stable performance and maximum resistance to false alarms, colour white
  58.01 €
Buy
In stock 1 pcs at the supplier's
Order Code: SAFEH26004
4.8 12×
Watch Price/Availability
Ajax DoorProtect White
Door and Window Sensor - wireless, compatible with Ajax, connect via Radio frequency, range of 1200m, central unit required, supported OS: Android, Windows and iOS, application in English
  58.77 €
Currently Unavailable
Order Code: AJAX7063
4.8 12×
Watch Price/Availability
Ajax DoorProtect Black
Door and Window Sensor - wireless, compatible with Ajax, connect via Radio frequency, range of 1200m, central unit required, supported OS: Android, Windows and iOS, application in English
  58.77 €
Currently Unavailable
Order Code: AJAX7062
Watch Price/Availability
SONOFF AirGuard PM2.5/PM10 Matter Over Wi-Fi Air Quality Monitor SAWF-07P
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 with accuracy 0.5 °C, humidity measurement from 5 to 99 % with accuracy 3 %, acoustic, visual signals, notifications via push notifications, display, features: alarm, cover material plastic, operating temperature from -10 to 50 °C,, input voltage 5 V, power cable included, compatible with Apple Home, Google Home, Samsung SmartThings, eWeLink and Home Assistant, standalone unit, app language options: Czech and English, compatible with Android and iOS
  58.90 €
Buy
In stock > 5 pcs
Order Code: SNF2612
5.0 1×
Watch Price/Availability
Ubiquiti UniFi Protect Sense
Sensor - Multisensor, Bluetooth 5.0 BLE, Motion, opening, Temperature, humidity, water
  59.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Ubiq26352
3.3 3×
Watch Price/Availability
Nedis ZBDCO11WT
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features alarm, cover material plastic, operating temperature to 50 °C, battery included, compatible with Nedis SmartLife, standalone unit, compatible with Android and iOS
  59.90 €
Buy
In stock 4 pcs at the supplier's
Order Code: Nedis23_002
Watch Price/Availability
Homematic IP Temperature and humidity sensor with display - indoor, anthracite
Sensor - wireless wall-mounted temperature and humidity sensor with LCD 1.74" for indoor use, allows temperature control in conjunction with radiator thermostatic heads or floor heating actuators, power supply 2x AAA batteries, anthracite colour
  59.93 €
Currently Unavailable
Order Code: Home24012
4.7 8×
Watch Price/Availability
SONOFF AirGuard CO2 Matter Over Wi-Fi Air Quality Monitor SAWF-08P
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 50 °C with accuracy 0.5 °C, humidity measurement from 5 to 99 % with accuracy 3 %, acoustic, visual signals, notifications via push notifications, display, features: alarm, cover material plastic, operating temperature from -10 to 50 °C,, input voltage 5 V, power cable included, compatible with Apple Home, Google Home, Samsung SmartThings, eWeLink and Home Assistant, standalone unit, app language options: Czech and English, compatible with Android and iOS
-8 % off new 60.90 € New 66.90 €
Buy
Unsealed - in stock 2 pcs
Order Code: SNF2611
Watch Price/Availability
SAFE Motion Guard Plus, white
Sensor - wireless dual PIR motion detector with microwave sensor detecting motion up to 12 meters, which is able to reliably ignore the movement of animals in the guarded area (PET immunity) up to a weight of 18 kg and 50 cm height, The detector is powered by a replaceable battery type CR123A, which allows continuous operation of the detector for up to 4 years, colour white
BLACK FRIDAY -10 % 61.10 € 67.90 €
Buy
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26002
5.0 6×
Watch Price/Availability
Ajax LeaksProtect Black
Water Leak Detector - detects Water gas, battery-powered, range: 1300 m, reaction time: 0,15s, compatible with Ajax, connection via radio waves, protection against sabotage, central unit required to function, app with English language support for Android and iOS
  61.84 €
Currently Unavailable
Order Code: AJAX8065
5.0 6×
Watch Price/Availability
Ajax LeaksProtect White
Water Leak Detector - detects Water gas, battery-powered, range: 1300 m, reaction time: 0,15s, compatible with Ajax, connection via radio waves, protection against sabotage, central unit required to function, app with English language support for Android and iOS
  61.84 €
Currently Unavailable
Order Code: AJAX8050
4.1 25×
Watch Price/Availability
Nuclear radiation detector JT-RAD01
Detector The JT-RAD01 is a radiation meter for the detection of γ-, β- and X-rays and is characterized by particularly easy handling, high measurement stability and a practical and robust design. The meter has a large colour LCD display with backlight. The measurement results can be displayed both as an overview statistic and as an evaluation graph. J17
-26 % off new 61.90 € New 83.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: m23_01
4.1 12×
Watch Price/Availability
SwitchBot Meter Pro (CO2)
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
BLACK FRIDAY -21 % 62.79 € 79.90 €
Buy
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SwBot2411
4.0 5×
Watch Price/Availability
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. Alarm sensitivity: 6% LEL, noise level: ?70dB. Smart switching: Yes. Local and remote control: Yes. Dimensions: 89.5mm x 89.5mm x 38mm. Connection not included. Mobile app available in Czech, Slovak, English and other languages.
Great price 63.89 € Save 6.01 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SHELLa0009
4.7 16×
Watch Price/Availability
FIBARO Motion Sensor
Motion Sesnor , connect through WiFi 2,4 GHz and Bluetooth with detection motion, Lights and temperature, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,
-16 % off new 63.90 € New 76.90 €
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: FIBR01b
Watch Price/Availability
Homematic IP PIR motion detector - for 55 mm frame, indoor - HmIP-SMI55-2
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Google Home and Manufacturer app, range: security, power supply: Battery-Powered,
  64.91 €
Currently Unavailable
Order Code: Home22_28
Check out products sorted by price starting with the lowest price in the category cheap smart Home Sensors & Detectors Find products sorted from the most expensive to the cheapest in the category most expensive smart Home Sensors & Detectors Check out products sorted by price starting with the highest price in the category best sellers, best smart Home Sensors & Detectors You’ll find products sorted by reviews starting from the highest ranked in smart Home Sensors & Detectors reviews