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Smart Home Sensors & Detectors


SmartHome detectors and sensors are designed both for connection to central units and for stand-alone use without them. These are, for example, motion sensors, smoke, gas or CO detectors or anti-flood detectors. All the sensors work with smartphones, so you always have a full overview of what's going on in your home.

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Installing a SmartHome system is easy

The installation of various detectors and sensors is user-friendly and does not require any construction modifications or complicated wiring, as these expansion modules communicate wirelessly.

Pay attention to compatibility

When choosing expansion modules, it is important to focus on the communication protocol.

  • Some accessories require a connection to the central unit. The purchased module must be built on the same communication protocol as this unit, such as ZigBee or Z-Wave. Otherwise, the two devices will not communicate.
  • Other devices work independently, for example via Bluetooth or Apple HomeKit. They can be controlled via the manufacturer's app and don't require a central unit to work.

SmartHome detectors and sensors have many uses

There are a number of detectors and sensors on the market, so we sort them into groups for better clarity.

  • Motion detectors
  • Motion detectors for windows or doors
  • Smoke, gas or carbon monoxide detectors
  • Vibration detectors
  • Flood detectors
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550 Results
4.9 11×
SONOFF IP65 Zigbee LCD Smart Thermometer (Probe Version) SNZB-02LD
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 up to 180 days, smart scenes and notifications, compatible with voice assistants, Zigbee 3.0 compatible
779,-
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In stock > 5 pcs
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Order Code: SNFa117
4.7 90×
TP-Link Tapo T100, Smart motion sensor
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Samsung SmartThings, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,
499,-
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In stock > 10 pcs
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Order Code: TP22_38
4.7 48×
AQARA Motion Sensor P1 (MS-S02)
Motion Sesnor , connect through Radio frequency, open system with detection motion and Light compatible with Apple Home, IFTTT and Aqara Home, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
579,-
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In stock > 10 pcs
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Order Code: Aqa22_05
4.7 17×
TESLA Smart Gas Sensor
Gas Leak Detector - mains power supply, detection reach 50 m, acoustic, visual signals, notifications via push notifications, features reset, cover material plastic, operating temperature from 0 to 55 °C,, ingress protection IP20, input voltage 12 V, power adapter and mounting kit included, compatible with Tuya, Smartlife and Tesla Smart, requires a central hub, app language options: Czech and English , compatible with Android and iOS
639,-
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Order Code: Tsl_22_30
4.7 21×
Shelly Gen3 H&T, battery operated temperature and humidity sensor with display, WiFi, white
Detector - Battery operated temperature and humidity sensor with display, WiFi, white
1,010,-
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Order Code: Shell24_010
4.3
QINGPING Air Monitor 2 - white
Air Quality Meter - detects temperature, humidity, TVOC (volatile organic compounds), CO₂ (carbon dioxide), noise, dust particles, measurement range from 400 to 9999 ppm, temperature measurement from -10 to 60 °C, humidity measurement, battery-powered, visual signals, notifications via push notifications, display, features: hours, date and alarm clock, cover material plastic, input voltage 5 V, power cable included, standalone unit, app language: English, compatible with Android and iOS
4,990,-
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Order Code: QGP009b
4.7 11×
Elektrobock KD-122LH WiFi
Smoke Detector - battery-powered , reaction time 1 s, visual signals, signal volume 85 dB, battery indication, cover material plastic, operating temperature from -10 to 50 °C, ingress protection IP20, battery included, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
549,-
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Order Code: ELBOCK146
4.5 23×
SONOFF SNZB-03P Zigbee Motion Sensor
Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, IFTTT and eWeLink, range: lighting, application in English and Czech, power supply: Battery-Powered,
429,-
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In stock > 10 pcs
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Order Code: SNFa101
4.5 21×
Airbi CO2AIR digital carbon dioxide meter
Detector - CO₂ (carbon dioxide) detection, measurement range from 400 to 2400 ppm, mains + battery power, reaction time 6 s, display, independently functional unit
1,999,-
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Order Code: Airbi24001
4.3
QINGPING Air Monitor 2 - black
Air Quality Meter - detects temperature, humidity, TVOC (volatile organic compounds), CO₂ (carbon dioxide), noise, dust particles, measurement range from 400 to 9999 ppm, temperature measurement from -10 to 60 °C, humidity measurement, battery-powered, visual signals, notifications via push notifications, display, features: hours, date and alarm clock, cover material plastic, input voltage 5 V, power cable included, standalone unit, app language: English, compatible with Android and iOS
4,990,-
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Order Code: QGP009a
4.8
Netatmo Smart Door and Window Sensors
Door and Window Sensor - wireless, compatible with Apple Home and Manufacturer app, connect via Radio frequency, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
2,599,-
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Order Code: NET050b
4.3
Airthings View Radon - Air Quality Monitor
Air Quality Meter is designed for indoor environments where it monitors humidity, temperature and the amount of radon in the air. You use batteries or a USB cable to power it. Easily connect the air detector to the app via Wi-Fi or HUB using Airthings Smartlink. The app is compatible with both Android and iOS operating systems. Airthings View Radon also communicates with IFTTT, Google Assistant and Amazon Alexa voice assistants.
4,899,-
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Order Code: Air22TNG3
4.8 28×
Philips Hue Outdoor Motion Sensor
Motion Sesnor , closed system with detection motion compatible with Apple Home and Philips Hue, power supply: Battery-Powered,
1,539,-
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In stock > 5 pcs
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Order Code: PHL19021
4.0
RETLUX RSH 309 Smart temperature sensor
Temperature Sensor - moisture detection, temperature measurement from -10 to 50 °C with an accuracy of 0.3 °C, moisture measurement with 3% accuracy, battery power, notification via SMS, push notifications, battery status indication, reset function and automatic scenarios, cover material plastic, operating temperature from -10 to 50 °C, operating humidity from 0 to 95%, input voltage 3 V, battery and mounting kit included, independently functional unit central unit required for functionality, applications in Czech and English, compatible with Android and iOS
409,-
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Order Code: RTLX25041
4.8 69×
TP-Link Tapo S200B, Smart button
Dimmers for controlling lights, electronics and other Tapo smart devices, adjustable actions, battery operation (1× CR2032)
499,-
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In stock > 10 pcs
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Order Code: TP22_37
5.0
QINGPING CO2 & Temperature & RH Monitor
Air Quality Meter - detects gas, temperature, humidity, measurement range from 400 to 9999 ppm, temperature measurement from -20 to 50 °C with accuracy 0.5 °C, humidity measurement with accuracy 5 %, display, features: hours, cover material plastic, input voltage 5 V, standalone unit, app language options: Czech and English, compatible with Android and iOS
1,999,-
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In stock > 5 pcs
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Order Code: QGP008a
4.0 24×
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
1,999,-
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Order Code: m23_01
4.8 19×
Solight Wireless motion detector/gong
Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally, 36 adjustable melodies, 3D rotatable sensor stand, wall mounting holes, receiver power supply AC 230V~50Hz, sensor 3 x AAA alkaline batteries or external USB charger 5V DC (not included)
409,-
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Order Code: Solight23_17
4.5 53×
AQARA Water Leak Sensor T1
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
529,-
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Order Code: Aqara23_005
4.5 26×
IMMAX NEO 3x Smart magnetic sensor for doors and windows, Zigbee 3.0 + prodloužená záruka o 1 rok ZDARMA
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 languages compatible with iOS, Android, with Amazon Alexa voice assistants, Apple Siri Shortcuts, Google Assistant and TUYA systems, LIDL
899,-
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Order Code: IMMX_22_30
4.8 23×
SwitchBot Thermometer & Hygrometer Plus
Sensor - temperature measurement in °C or F, measurement of humidity in %, 3" LCD display, data recovery every 4 seconds, mobile apps, notifications, support for voice assistants, the possibility of inclusion in the SwitchBot ecosystem, battery operation (2× AAA)
389,-
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Order Code: SwBot21_19
4.2 46×
iQtech SmartLife WS024, smart Wi-Fi plug adapter with protective pin, 16 A, power metering
Smart Socket controlled via Wifi, operated: standalone, compatible with Tuya and Smartlife, consumption measurement, application in English, czech, german, slovak and hungarian for Android and iOS,
369,-
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In stock > 10 pcs
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Order Code: iQ21TECH131
4.9 13×
Eufy Entry Sensor
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 your smart device, iOS/Android, the product requires a central unit
799,-
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In stock > 5 pcs
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Order Code: EUF01c
4.8 38×
TP-Link Tapo S200D
Dimmers - button to control the intelligent lighting, adjustable actions, multiple light control, can be fixed with screws, with double-sided tape or on any metal surface, battery (1× CR2032) with a lifetime of up to 1 year, does not work standalone - Tapo Smart Hub (H100) is required
549,-
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In stock > 10 pcs
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Order Code: TP23_001
 
In the category Smart Home Sensors & Detectors on Alza.cz, we currently have a total of 550 products, which you can easily buy online and get quickly delivered. See all of your purchases and make orders on our easy-to-use app.
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