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Hundreds of categories, thousands of products, millions of details and user reviews for detectors. How can you make sense of all of this? Try our Alza Test, which guarantees an objective selection based on customers' experiences. How the products from detectors rank are based solely on various data and feedback from actual people who have purchased the products.

Smoke Detectors & Fire Alarms Smoke & Fire Gas Detectors Gas Water Leak Detectors Water Motion Sensors Motion Vibration Detectors Vibration Smart Home Sensors & Detectors Smart Cable Detectors Power Line Metal Detectors Metal Smart Air Quality Meters Smart Air Quality Meters Accessories for Detectors and Sensors Accessories All detectors
 
366 Results
Hütermann Fire detector and smoke detector - Smoke Detector
Hütermann Fire detector and smoke detector
Smoke Detector - battery-powered , detection reach 3 m, acoustic signals, signal volume 85 dB, battery indication, features: alarm, operating temperature from 0 to 50 °C, operating humidity from 10 to 90 %, standalone unit
289,-
Buy
In stock 1 pcs at the supplier's
Order Code: EMPlist0128
Nedis Miniature Smoke Detector DTCTSL40WT - Smoke Detector
Nedis Miniature Smoke Detector DTCTSL40WT
Smoke Detector - acoustic signals, signal volume 85 dB, features: alarm, cover material plastic, operating temperature from -10 to 50 °C, standalone unit
Buy at the price for both existing and new AlzaPlus+ members 491,-
819,-
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: BEFlist0018
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey - Motion Sesnor
SIGNIFY 17476/87/PN Virginia outdoor PIR motion sensor IP44, grey
Motion Sesnor with detection motion compatible with Manufacturer app, range: security,
798,-
Buy
In stock > 5 pcs at the supplier's
Order Code: HOMEaaa1419
AQARA Multi-State Sensor P100 Kit (VB-S03D), grey - Vibration Detector
2 colors
AQARA Multi-State Sensor P100 Kit (VB-S03D), grey
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home, Samsung SmartThings and Aqara Home, adjustable sensitivity, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
759,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara26001
Kruger&Matz KM2260 Carbon monoxide detector Connect S10 Tuya PN-EN50921 - Gas Leak Detector
Kruger&Matz KM2260 Carbon monoxide detector Connect S10 Tuya PN-EN50921
Gas Leak Detector - measurement range from 50 to 300 ppm, battery-powered, detection reach 3 m, acoustic signals, notifications via push notifications, signal volume 85 dB, features test button, cover material plastic, standalone unit
695,-
Buy
In stock 2 pcs at the supplier's
Order Code: WSaaa5735
EMOS GoSmart Water Leak Detector P56000S, ZigBee - Water Leak Detector
EMOS GoSmart Water Leak Detector P56000S, ZigBee
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, compatible with Tuya, Lidl Home, Smartlife, EMOS GoSmart and Manufacturer app, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
669,-
Buy
In stock > 5 pcs at the supplier's
Order Code: EMOS24054
MOES Vibration Sensor, Zigbee - Vibration Detector
MOES Vibration Sensor, Zigbee
Vibration Detector - detects vibration gas, battery-powered, range: 30 m, compatible with Tuya and Smartlife, connect via WiFi 5 GHz, battery indication and adjustable sensitivity, central unit required to function, app with English language support for Android and iOS
459,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes2504
frient Motion Sensor Pro - Motion Sesnor
frient Motion Sensor Pro
Motion Sesnor , open system with detection motion, Light and temperature compatible with Samsung SmartThings and Home Assistant, range: lighting, security and home control, application in English, Czech, German, Slovak, Hungarian, In Polish, In Spanish, In French and In Italian, power supply: Battery-Powered,
New arrival 895,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SMARaaa0049
frient Motion Sensor 2 Pet - Motion Sesnor
frient Motion Sensor 2 Pet
Motion Sesnor , open system with detection motion, Light and temperature, range: lighting, security, windows, doors, gates and home control, application in English, power supply: Battery-Powered,
Discounted -13 % 1,049,- 1,209,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SMARaaa0048
BOT Smart Motion Sensor WiFi WMR1 - Motion Sesnor
BOT Smart Motion Sensor WiFi WMR1
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, range: security, power supply: USB,
New arrival 389,-
Buy
In stock > 5 pcs at the supplier's
Order Code: BOTsen007
BOT Zigbee ZMR1 Smart Motion Sensor - Motion Sesnor
BOT Zigbee ZMR1 Smart Motion Sensor
Motion Sesnor , open system with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply: USB,
New arrival 409,-
Buy
In stock 5 pcs at the supplier's
Order Code: BOTsen006
BOT Smart Water Leak Sensor Zigbee ZWL2 - Water Leak Detector
BOT Smart Water Leak Sensor Zigbee ZWL2
Water Leak Detector - detects water gas, battery-powered, range: 50 m, sound level: 90dB, compatible with Tuya, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
New arrival 379,-
Buy
In stock 4 pcs at the supplier's
Order Code: BOTsen005
Homematic IP Water Stop and Supply Unit - Water Leak Detector Free delivery
Alzaboxes and stores
Homematic IP Water Stop and Supply Unit
Water Leak Detector - detects water gas, mains and battery power, compatible with Homematic IP, connection via radio waves, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS
New arrival 27,990,-
From 664,- per month
Buy
In stock 2 pcs
Order Code: Home26012
Philips Motion Sensor with Batteries - Motion Sesnor
Philips Motion Sensor with Batteries
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with IFTTT, range: lighting, application in Czech, power supply: Battery-Powered,
New arrival 619,-
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: PHLS26084
Smoot Air Vibration Smart Vibration Sensor - Vibration Detector
Smoot Air Vibration Smart Vibration Sensor
Vibration Detector - detects vibration gas, battery-powered, compatible with Apple Siri shortcuts, Google Home, Tuya and Smartlife, connect via WiFi 2,4 GHz, battery indication and protection against sabotage, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
390,-
Buy
In stock 3 pcs at the supplier's
Order Code: SMARaaa0039
SAFE Motion Guard Outdoor, white - Motion Sesnor
SAFE Motion Guard Outdoor, white
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Manufacturer app, range: security, application in English, Czech and German, power supply: Battery-Powered,
4,991,-
From 118,- per month
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH26018
EMOS Microwave sensor (motion sensor) IP20, 2000 W, 360°, mounted - Motion Sesnor
EMOS Microwave sensor (motion sensor) IP20, 2000 W, 360°, mounted
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
429,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26066
EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, mounted - Motion Sesnor
EMOS PIR sensor (motion sensor) IP20, 1200 W, 360°, mounted
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
259,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26067
EMOS GoSmart PIR sensor (motion sensor) IP20, 60°, ZigBee - Motion Sesnor
EMOS GoSmart PIR sensor (motion sensor) IP20, 60°, ZigBee
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Lidl Home, Smartlife and EMOS GoSmart, range: lighting and security, application in English, Czech, German, Slovak, Hungarian, In Polish, In Spanish, In French and In Italian, power supply: Battery-Powered,
479,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26065
EMOS Microwave sensor (motion sensor) IP20, 1200 W, 360°, built-in - Motion Sesnor
EMOS Microwave sensor (motion sensor) IP20, 1200 W, 360°, built-in
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
479,-
Buy
In stock > 10 pcs at the supplier's
Order Code: EMOS26068
Empt Smart water leak detector with WiFi - Water Leak Detector
Empt Smart water leak detector with WiFi
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya and Smartlife, connect via WiFi 2,4 GHz, standalone functional unit,, app with Czech language support for Android and iOS
780,-
Buy
In stock 3 pcs at the supplier's
Order Code: EMPlist0213
Ajax MotionCam HDR, black - Motion Sesnor
Ajax MotionCam HDR, black
Motion Sesnor , closed system with detection motion compatible with Ajax, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
5,248,-
From 124,- per month
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AJAX26001
Ajax MotionCam HDR (PhOD) Jeweller, white - Motion Sesnor
2 colors
Ajax MotionCam HDR (PhOD) Jeweller, white
Motion Sesnor , closed system with detection motion compatible with Ajax, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
5,770,-
Buy
In stock 1 pcs at the supplier's
Order Code: AJAX26004
Ajax MotionCam HDR (PhOD) Jeweller, black - Motion Sesnor
2 colors
Ajax MotionCam HDR (PhOD) Jeweller, black
Motion Sesnor , closed system with detection motion compatible with Ajax, range: security, application in English, Czech and Slovak, power supply: Battery-Powered,
5,772,-
From 137,- per month
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: AJAX26003
 
Smoke Detectors & Fire Alarms Smoke & Fire Gas Detectors Gas Water Leak Detectors Water Motion Sensors Motion Vibration Detectors Vibration Smart Home Sensors & Detectors Smart Cable Detectors Power Line Metal Detectors Metal Smart Air Quality Meters Smart Air Quality Meters Accessories for Detectors and Sensors Accessories All detectors
 

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