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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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586 Results
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Homematic IP Protection against disassembly - for Evo - CC-Sys-O-Cy
Module - disassembly protection (CC-Sys-O-Cy) is one of the security features of Homematic IP smart home products designed to secure HmIP-eTRV-E and HmIP-eTRV-2 thermostatic radiator heads from theft or unauthorized disassembly. Solid construction with reinforcing ring and secured with a pair of nuts and bolts.
Great price 235,- Save 14.26
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In stock > 10 pcs at the supplier's
Order Code: Home22_13
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MDT Technologies Motion sensor 55 × 55 mm, illuminance measurement, matte black
Motion Sesnor , connect through Ethernet, open system with detection motion compatible with Manufacturer app, range: electrical installation and home control,
  3,724,-
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In stock 1 pcs at the supplier's
Order Code: MDTT24289
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Ajax WaterStop [1/2] (8EU) black - Remote controlled water shut-off valve (1/2")
Water Leak Detector - detects Humidity and Water gas, battery-powered, range: 1100 m, reaction time: 5s, compatible with Ajax, connection via radio waves, protection against sabotage, standalone functional unit,, app with Czech language support for Android, Windows and iOS
  6,194,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX23_023
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Ajax FireProtect 2 SB (Heat/CO) (8EU) ASP white (63216) with built-in battery
Gas Leak Detector - detects CO (carbon monoxide), smoke, battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against sabotage, features reset and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity up to 80 %, ingress protection IP20, input voltage 6 V, mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
  2,962,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX25030
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Ajax FireProtect 2 SB (Heat) (8EU) ASP black (63215) with built-in battery
Smoke Detector - detects temperature, temperature measurement from 0 to 50 °C, battery-powered , acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against sabotage, features: reset and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity up to 80 %, ingress protection IP20, input voltage 6 V, mounting kit included, standalone unit requires a central hub, app language options: Czech and English , compatible with Android and iOS
  2,073,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX25029
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Wall mounted remote control - 6 buttons, anthracite - HmIP-WRC6-A
Remote Control The programmable wireless wall-mounted remote control in anthracite (HmIP-WRC6-A) is part of the Homematic IP smart home system. It has six buttons for manual control of devices or remote control of smart home system functions. The device can control lighting, blinds, shutters, garage doors, etc. Can be integrated into the 55 mm Battery Component Stand (HmIP-DS55). Colour anthracite.
  2,090,-
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In stock 5 pcs at the supplier's
Order Code: Home23_39
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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
  1,390,-
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In stock > 5 pcs at the supplier's
Order Code: SAHhob014
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Ajax FireProtect 2 SB (Heat/CO) (8EU) ASP black (63217) with built-in battery
Gas Leak Detector - detects CO (carbon monoxide), smoke, battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against sabotage, features reset and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity up to 80 %, ingress protection IP20, input voltage 6 V, mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
  2,962,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX25031
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MDT Technologies Surface mount frame for SCN-P360x4.01 series detectors, matte white
Small Frame - mounting frame for surface mounting of the presence detector, dimensions (mm x 85 mm x 14 mm)
  356,-
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In stock 5 pcs at the supplier's
Order Code: MDTT24314
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MDT Technologies KNX occupancy sensor 360° L3, temperature measurement, matt white
Sensor - Occupancy detector with 3 sensors, temperature sensor and integrated white LED orientation light, version for installation in hollow ceilings, temperature sensor, 3 sensors, ceiling installation
  4,862,-
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In stock 1 pcs at the supplier's
Order Code: MDTT24312
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MDT Technologies KNX occupancy sensor 360°, 4 Pyro, brightness measurement, matt white
Sensor - The MDT presence detector is available in several versions, up to 4 pyrosensors and a high-resolution lens, white, ceiling, Channel Hkl, Range 16 m, max. range (Ø) presence 8m
  5,158,-
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In stock 2 pcs at the supplier's
Order Code: MDTT24307
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MDT Technologies KNX occupancy sensor 360°, 3 Pyro, brightness measurement, matt white
Sensor - The MDT presence detector is available in several versions, up to 4 pyrosensors and a high-resolution lens, white, ceiling installer, Channel Hkl, Reach 11m, max. range (Ø) presence 5m
  4,477,-
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In stock 2 pcs at the supplier's
Order Code: MDTT24306
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PIR motion detector - for 55 mm frame, indoor, anthracite - HmIP-SMI55-A
Motion Sesnor , connect through Radio frequency, closed system with detection motion, range: lighting, security and home control, application in English, Czech and German, power supply: Battery-Powered,
  1,830,-
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In stock > 5 pcs at the supplier's
Order Code: Home23_40
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Teltonika Eye Sensor EN12830 - BTSMP183CB02
Temperature Sensor
  2,630,-
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In stock 1 pcs at the supplier's
Order Code: TELcid0001
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Robustel Multifunction Smart Sensor S6000U with power supply
Sensor - measured data: Temperature, humidity, noise level, the intensity of the lighting, atmospheric pressure, distance, acceleration, Tilt, Modbus protocol, operating temperature -20 °C to +70 °C, degree of protection IP31, input voltage 9 - 24 V DC, relative humidity 5 ~ 95% RH, RoHS2.0, WEEE, dimensions 21,5 × 37 × 76 mm, weight 30,5 g, 1 × S6000U sensor included, 1 × 3M tape, 1 × 4pin terminal block, power supply 12 W
  4,122,-
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In stock 1 pcs at the supplier's
Order Code: ROBsen0002
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Ajax FireProtect 2 SB (CO) (8EU) ASP black (63219) with built-in battery
Gas Leak Detector - detects CO (carbon monoxide), smoke, battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against sabotage, features reset and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity up to 80 %, ingress protection IP20, input voltage 6 V, mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
  2,937,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX25033
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Ajax FireProtect 2 RB (CO) (8EU) ASP white (63212) with replaceable battery
Gas Leak Detector - detects CO (carbon monoxide), smoke, battery-powered, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against sabotage, features reset and alarm, cover material plastic, operating temperature from 0 to 50 °C, operating humidity up to 80 %, ingress protection IP20, input voltage 6 V, battery and mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
  2,643,-
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In stock > 5 pcs at the supplier's
Order Code: AJAX25026
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iNELS RFMD-100 Motion detector
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Manufacturer app, range: lighting, electrical installation and home control, application in English, Czech and Slovak, power supply: Battery-Powered,
  1,840,-
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In stock > 5 pcs at the supplier's
Order Code: INEdet005
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iNELS RFMD-200 Wireless motion detector
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Manufacturer app, range: lighting, electrical installation and home control, application in English, Czech and Slovak, power supply: Battery-Powered,
  1,840,-
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In stock > 5 pcs at the supplier's
Order Code: INEdet006
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Homematic IP Temperature and humidity sensor - indoor, anthracite
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 floor heating actuators, power supply 2x AAA batteries, anthracite colour
  1,190,-
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In stock > 5 pcs at the supplier's
Order Code: Home24011
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Homematic IP Tilt and vibration sensor
Sensor - tilt and vibration sensor, closed system, central unit operation, Android OS + iOS, mobile notifications
  2,090,-
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In stock > 5 pcs at the supplier's
Order Code: Home24003
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Siemens Connected Home window/door switch SCH020ZB, ZigBee
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
  1,239,-
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In stock 3 pcs at the supplier's
Order Code: SimS25003
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Siemens Connected Home motion detector SCH010ZB, ZigBee
Motion Sesnor , connect through Radio frequency, closed system with detection animal and Human presence, range: security and home control, power supply: Battery-Powered,
  2,290,-
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In stock 3 pcs at the supplier's
Order Code: SimS25002
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Robustel Multifunction Smart Sensor S6000U
Sensor - measured data: Temperature, humidity, noise level, the intensity of the lighting, atmospheric pressure, distance, acceleration, Tilt, Modbus protocol, operating temperature -20 °C to +70 °C, degree of protection IP31, input voltage 9 - 24 V DC, relative humidity 5 ~ 95% RH, RoHS2.0, WEEE, dimensions 21,5 × 37 × 76 mm, weight 30,5 g, 1 × S6000U sensor included, 1 × 3M tape, 1 × 4-pin terminal block
  3,886,-
Buy
In stock 1 pcs at the supplier's
Order Code: ROBsen0001
In the category Smart Home Sensors & Detectors on Alza.cz, we currently have a total of 587 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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