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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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519 Results
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
26.90 €
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Unsealed - in stock 1 pcs
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Info
Order Code: Tsl_22_30
3.8 24×
iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi
Smoke Detector - detects gas, measurement range from 50 to 300 ppm, battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, compatible with Tuya, standalone unit, app language options: Czech and English , compatible with Android and iOS
-4 % off new 39.90 € New 41.70 €
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Unsealed - in stock 1 pcs
Order Code: iQ21TECH134
4.7 13×
FIBARO Smoke Sensor
Smoke Detector - detects temperature, temperature measurement from -20 to 100 °C, battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, operating temperature from 0 to 55 °C, operating humidity from 0 to 93 %, battery included, standalone unit requires a central hub, app language options: Czech and English
-30 % off new 42.90 € New 61.90 €
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Unsealed - in stock 1 pcs
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Order Code: FIBR01f
4.7 13×
FIBARO Smoke Sensor
Smoke Detector - detects temperature, temperature measurement from -20 to 100 °C, battery-powered , acoustic, visual signals, signal volume 85 dB, battery indication, features: alarm, operating temperature from 0 to 55 °C, operating humidity from 0 to 93 %, battery included, standalone unit requires a central hub, app language options: Czech and English
-30 % off new 42.90 € New 61.90 €
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As good as new - in stock 1 pcs
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Order Code: FIBR01f
4.4 15×
EMOS GoSmart Smoke Detector TS380C-HW with Wi-Fi
Smoke Detector - battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication, features: test button, cover material plastic, operating temperature from 0 to 40 °C, operating humidity from 0 to 93 %, ingress protection IP20, standalone unit, app language options: Czech and English , compatible with Android and iOS
-29 % off new 22.90 € New 32.51 €
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Unsealed - in stock 1 pcs
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Order Code: EMOS24053
Solight Smart WiFi motion detector 1D23WIFI
Door and Window Sensor - with mains + battery power, compatible with Tuya and Smartlife, connect via Radio frequency, range of 200m, separately functional unit, supported OS: Android and iOS, application in Czech, application in Czech and English
Discounted -4 % 20.90 € 21.89 €
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In stock 3 pcs
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Info
Order Code: Solight26018
4.9 11×
Elektrobock CN02C
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 9m, independently functional unit
-16 % off new 9.99 € New 11.90 €
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Unsealed - in stock 1 pcs
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Info
Order Code: ELBOCK139
4.3 10×
IMMAX NEO Smart water leak sensor, Zigbee 3.0
Water Leak Detector - detects water gas, battery-powered, range: 30 m, sound level: 120dB, compatible with Google Home, Tuya, Lidl Home and Immax NEO PRO, connect via WiFi 2,4 GHz and WiFi 5 GHz, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
19.90 €
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMXX2314
4.6
Elektrobock IR22A Classic
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 10m, adjustable sensitivity, independently functional unit
-8 % off new 10.90 € New 11.90 €
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Unsealed - in stock 1 pcs
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Info
Order Code: ELBOCK031
Homematic IP Rain Sensor - HmIP-SRD
Sensor The wireless rain sensor (HmIP-SRD) for outdoor use is part of the Homematic IP smart home system. The sensor with its high weather and weather protection offers a wide range of applications in conjunction with other Homematic IP devices. The device detects even the smallest amount of rain or snowfall and then transmits the information to the Central Unit (HmIP-HAP) and the connected Homematic IP devices, which react according to a predefined configuration.
159.90 €
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In stock 4 pcs
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Info
Order Code: Home22_37
4.4
Meross Smart Temperature and Humidity Sensor MS130-EU
Sensor – Temperature sensor, humidity and light, Protocol Matter, Large 3.7" display, 4th generation Swiss sensors, Apple HomeKit support, Google Assistant, Alexa and SmartThings, two programmable buttons, 4× AA batteries with a lifetime of up to 3 years, data export up to 2 years back, ideal for the bedroom, cellar or greenhouse
-41 % off new 19.90 € New 33.90 €
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Unsealed - in stock 3 pcs
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Info
Order Code: Mer2501
4.5
Nous E6 LCD Zigbee Smart Temperature and Humidity Sensor
Sensor - LCD temperature and humidity sensor, process automation, battery power, durability of 5 years, compatible with Google Assistant, Amazon Alexa and Tuya, connection via ZigBee 3.0, apps in Czech for Android and iOS
-11 % off new 22.90 € New 25.90 €
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NOUSmh010
5.0
QINGPING Temperature & RH Monitor Pro S Wi-Fi
Sensor - professional temperature and humidity monitoring for greenhouses, factories, warehouses, business centers, supermarkets and hospitals, temperature range -20 to 50 °C, humidity range 0-99.9%, support extreme indoor conditions, connectivity option - LoRa (gateway required), NB-IoT (50 MB of free data per year) or Wi-Fi, regular reporting of traffic and over-limits, wireless remote monitoring, instant alerts when the set values are exceeded, 2600 mAh rechargeable battery with USB power supply, multi-stage alert settings
40.90 €
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Unsealed - in stock 1 pcs
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Info
Order Code: QGP006a
5.0
Meross Smart Smoke Alarm
Smoke Detector - battery-powered , reaction time 0,002 s, acoustic signals, notifications via push notifications, signal volume 110 dB, features: alarm, cover material plastic, operating temperature from 0 to 55 °C, operating humidity from 0 to 95 %, mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
-17 % off new 27.90 € New 33.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: Mer2518
5.0
XtendLan PS-IR02
TV Remote Control -, range 0.03 m, infra-red transmission technology
-33 % off new 9.90 € New 14.90 €
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Unsealed - in stock 1 pcs
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Info
Order Code: Xten_22_24
4.7
Honeywell Home R200H-N2 Interconnected fire alarm detector - temperature principle, battery operated
Temperature Sensor - interconnected fire detector, battery powered
-26 % off new 24.90 € New 33.90 €
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Unsealed - in stock 1 pcs
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Info
Order Code: HNW22_03
SAFE Door Guard Plus, white
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 colour
New arrival 48.90 €
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In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26008
Homematic IP Window and door sensor, magnetic - HmIP-SWDM-2
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 Czech, application in Czech and English
New arrival 33.90 €
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In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Home26001
4.0
REX IoT Door Opener Detector with Mobile Alarms
Motion Sensor - Exterior and Interior, battery powered
-4 % off new 118.90 € New 124.77 €
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Unsealed - in stock 1 pcs
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Info
Order Code: Rexlo007
3.5
Homematic IP Valve Adapter Herz, Comap
Module - Adapter for Herz, Comap, MMA and SAM valves for connection of Thermostatic Heads (HmIP-eTRV-x) and Valve Drive (HmIP-VDMOT) Homematic IP with standard M30 x 1.5 mm fitting.
-5 % off new 7.09 € New 7.49 €
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Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Home22_11
SAFE Door Guard, white
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
New arrival 36.90 €
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In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26009
SAFE Glass Guard, white
Sensor - wireless glass breakage detector for security of glazed surfaces equipped with two NC inputs, Multi-factor glass breakage detection with the possibility of remote sensitivity configuration significantly eliminates the occurrence of false alarms, The detector is powered by a replaceable battery that allows continuous operation for up to 3 years, colour white
New arrival 49.90 €
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In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26007
SAFE Water Guard, white
Sensor - wireless water leak detector, the detector is powered by a replaceable battery that allows continuous operation for up to 3 years, colour white
New arrival 41.90 €
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In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26005
SAFE Motion Cam (PhOD), white
Sensor - wireless dual PIR motion detector with photo camera, images in case of an alarm, or on request (PhOD), Motion detection up to 12 metres, which reliably ignores the movement of animals in the guarded area up to a weight of 18 kg and a height of 50 cm, Battery life for up to 4 years, Colour white
New arrival 137.90 €
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26001
 

Smart Home Sensors & Detectors

Smart Home Sensors & Detectors

In the category Smart Home Sensors & Detectors on Alza.sk, we currently have a total of 519 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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