Detectors
Detectors – same-day delivery available. Just make sure the product you want is in stock. Choose products to buy from the comfort of your home and have them delivered to your address, to an AlzaBox, or to one of our stores. Learn more about why shop on Alza.cz.
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All from 409
EMOS PIR sensor (motion sensor), IP20, 500 W, white
New arrival
459,-
In stock > 10 pcs at the supplier's
Motion Sesnor , closed system with detection motion, range: lighting, power supply: Power plug,
iGET SECURITY MP30 – Wireless Outdoor Motion PIR Sensor for M6-4G Alarm
1,199,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Manufacturer app, range: security, application in English, Czech, Slovak,...
SAFE Door Guard, white
899,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - Wireless magnetic door and window security detector Powered by a replaceable battery that allows continuous operation for up to 5 years, white colour
frient Water Leak Detector
1,187,-
In stock 5 pcs at the supplier's
Water Leak Detector - detects Water gas, battery-powered, range: 100 m, reaction time: 1s, sound level: 85dB, compatible with Samsung SmartThings, Home Assistant and Homey, battery...
iGET SECURITY MP9, Water Detector for M6-4G
399,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Water gas, battery-powered, range: 800 m, reaction time: 0,1s, sound level: 90dB, compatible with Manufacturer app, connection via radio waves,...
ELEKTROBOCK SN131-TR Humidity Sensor
New arrival
619,-
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Humidity Sensor
Solight PIR Ceiling Sensor, White
239,-
In stock > 10 pcs at the supplier's
Motion Sesnor , closed system with detection motion and Lights, range: lighting, power supply: Power plug,
Airthings View Plus - complete air quality monitor
7,329,-
Unsealed - in stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), radon, CO₂ (carbon dioxide), dust particles, mains + battery-powered, visual...
ELEKTROBOCK SN131-RE Humidity Sensor
New arrival
619,-
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Humidity Sensor
BOT Zigbee ZMR1 Smart Motion Sensor
409,-
In stock 4 pcs at the supplier's
Buy with code
ALZADNY10
368,-
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky.
Motion Sesnor , open system with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply: USB,
Honeywell Home R200S-2 Fire detector alarm - smoke sensor (optical principle), battery operated
-20 % off new
549,-
New 690,-
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - temperature measurement to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button and alarm, cover material plastic, operating...
BOT Smart Water Leak Sensor Zigbee ZWL2
379,-
In stock > 10 pcs at the supplier's
Buy with code
ALZADNY10
341,-
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky.
Water Leak Detector - detects Water gas, battery-powered, range: 90 m, sound level: 90dB, compatible with Tuya, central unit required to function,, app with Czech language support,...
Airbi CO2AIR digital carbon dioxide meter
-8 % off new
1,829,-
New 1,999,-
Unsealed - in stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector - CO₂ (carbon dioxide) detection, measurement range from 400 to 2400 ppm, mains + battery power, reaction time 6 s, display, independently functional unit
TP-Link Tapo S200B, Smart button
-8 % off new
459,-
New 499,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Dimmers for controlling lights, electronics and other Tapo smart devices, adjustable actions, battery operation (1× CR2032)
Airthings Corentium Home 2 - Smart radon detector
-3 % off new
4,319,-
New 4,476,-
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter - detects temperature, humidity, radon, battery-powered, visual signals, notifications via push notifications, display, operating temperature from 4 to 40 °C,...
Airthings Wave plus - air quality, radon, humidity, temperature, VOC, CO2 and pressure sensor
-11 % off new
5,039,-
New 5,699,-
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), radon, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, deviation...
AQARA Water Leak Sensor T1
-15 % off new
449,-
New 529,-
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY10
404,-
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky.
Water Leak Detector - detects water gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, connect via Bluetooth, battery...
SAFE HOME SAFE 10Y30-PRO
419,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, operating temperature from -10 to 55 °C, operating humidity up to 95 %, input voltage...
SONOFF Zigbee Human Presence Sensor
439,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY15
373,-
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získejte slevu 15 % s kódem ALZADNY15. Klikněte a kód se uplatní automaticky.
Motion Sesnor , connect through Radio frequency, open system with detection motion and Human presence, range: lighting, power supply: Power plug,
BOT Smart carbon dioxide detector WiFi CO2
-6 % off new
1,339,-
New 1,439,-
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, mains power supply, acoustic, visual signals, notifications via...
Airthings Corentium Home (224 B/m3) - digital radon detector
-3 % off new
4,049,-
New 4,217,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter - detects radon, battery-powered, display, features: memory, cover material plastic, operating temperature from 4 to 40 °C, battery included, standalone unit
IMMAX NEO Smart 3in1 PIR, occupancy and light sensor, Zigbee 3.0
-12 % off new
609,-
New 699,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY30
426,-
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získejte slevu 30% s kódem ALZADNY30.
Sensor - 3in1 PIR sensor, presence and lighting, Zigbee 3.0 (Tuya) is a smart device, which combines motion detection (PIR), monitoring the presence of people and measuring light...
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable
-10 % off new
449,-
New 499,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY20
359,-
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získejte slevu 20 % s kódem ALZADNY20. Klikněte a kód se uplatní automaticky.
Water Leak Detector - detects water gas, battery-powered, range: 130 m, compatible with Samsung SmartThings, IFTTT and eWeLink, central unit required to function,, app with Czech...
Eve Door & Window (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)
-17 % off new
1,149,-
New 1,399,-
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Apple Home, Google Home and Samsung SmartThings, connect via Bluetooth, central unit required, supported OS: Android and iOS,...
In the category Detectors on Alza.cz, we currently have a total of 409 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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