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Best sellers, best detectors

We also think that you deserve the best. That’s why on this page, we ranked detectors from the most sold to the least sold. You have 366 products to choose from. Customers have the most interest in EMOS GoSmart Carbon Monoxide Detector TCS0101W, Wi-Fi, which you can buy for 829 Kč incl. VAT. If you’re intrested in detectors in terms of the highest reviews, then look at the detectors reviews and tests category.
366 Results
4.8
EZVIZ T1C PIR
Motion Sesnor , closed system with detection motion compatible with Google Home and EZVIZ, range: security, application in English, Czech, German and Hungarian, power supply: Battery-Powered, with IFTTT-compatible motion detection, area of use - security, Application language In English, In Czech, In German and Hungarian, Power supply Battery operated, PIR sensor T1C
619,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EZVIZ23_01
5.0
Eufy Security Water and Freeze Sensor
Water Leak Detector - detects water gas, battery-powered, range: 200 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, central unit required to function, app with English language support for Android and iOS
1,299,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Anker24014
4.3 10×
IMMAX NEO Smart water leak sensor, Zigbee 3.0 + prodloužená záruka o 1 rok ZDARMA
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
499,-
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In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMXX2314
4.7
MOES Mini CO Detector, grey
Gas Leak Detector - measurement range from 0 to 1000 ppm, deviation 100 ppm, reaction time 2 s, acoustic signals, battery indication and display, features alarm, cover material plastic, operating temperature from -10 to 50 °C,, input voltage 24 V, power cable included, standalone unit
999,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes2512
5.0
SAFE - CO detector SAFE 10YDCO-PRO
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, battery indication, operating temperature from -10 to 55 °C, operating humidity from 5 to 95 %, input voltage 3V, standalone unit
990,-
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In stock > 5 pcs
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Order Code: SAFEH300
4.0
MOES Smoke Detector, Zigbee
Smoke Detector - temperature measurement from 0 to 55 °C, battery-powered , detection reach 15 m, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from 0 to 55 °C, battery and mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
899,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes22_38
4.1 17×
AQARA Motion and Light Sensor P2
Motion Sesnor , connect through Bluetooth, open system with detection motion and Light compatible with Apple Home and Aqara Home, range: lighting and security, application in English, Czech, German, Slovak and In Polish, power supply: Battery-Powered,
889,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara24002
4.4 10×
Kidde 5DCO carbon monoxide leak detector
Gas Leak Detector - detects CO (carbon monoxide), signal volume 85 dB, standalone unit
859,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH168
4.7
MOES CO Detector, Zigbee
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features self-diagnostics, cover material plastic, operating temperature from -10 to 40 °C,, compatible with Tuya and MOES, requires a central hub, app language options: Czech and English , compatible with Android and iOS
799,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes22_37
New arrival 790,-
Buy
In stock > 5 pcs at the supplier's
Order Code: SAHhob013
FireAngel FA3313 CO detector with two replaceable AA batteries
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, battery indication, features test button, temporary shutdown and self-diagnostics, cover material plastic, operating temperature from -10 to 40 °C, operating humidity from 30 to 90 %, standalone unit
749,-
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In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH181
4.0
IMMAX NEO Smart 3in1 PIR, occupancy and light sensor, Zigbee 3.0 + prodloužená záruka o 1 rok ZDARMA
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 levels, power supply via USB C connector, thanks to Zigbee communication, it easily connects to the Tuya smart home, Immax NEO PRO app in Czech and 60 other languages compatible with iOS, Android, Apple Siri shortcuts and further with TUYA systems, LIDL, ideal for smart lights, alarms or optimising energy consumption
699,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMMX25027
5.0
Ajax MotionProtect Plus White
Motion Sesnor , connect through Radio frequency, open system with detection motion compatible with Ajax, range: security, application in English, power supply: Battery-Powered,
2,768,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX8227
3.5
QINGPING Motion & Light sensor, T version (Apple Homekit)
Motion Sesnor , connect through Bluetooth with detection motion and Light compatible with Apple Home and Manufacturer app, range: lighting and security, application in English and Czech,
299,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: QGP005a
4.8 17×
Elektrobock CN-Y01
Motion Sesnor , closed system with detection motion, range: lighting and electrical installation, power supply: Power plug,
299,-
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In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK072
4.4 46×
Netatmo Smart Smoke Alarm
Smoke Detector - acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, holder and mounting kit included, standalone unit, app language options: Czech and English , compatible with Android and iOS
2,599,-
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On the way > 5 pcs
Expected 21/08/2026
Order Code: NET007f
269,-
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In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SNFa109
4.7 20×
CO-man Mini C11-L stand-alone carbon monoxide fire detector
Gas Leak Detector - detects CO (carbon monoxide), measurement range to 999 ppm, battery-powered, acoustic signals, signal volume 85 dB, battery indication and display, cover material plastic, operating temperature from -10 to 40 °C, operating humidity from 15 to 90 %, standalone unit
569,-
Buy
In stock > 10 pcs at the supplier's
Order Code: CPGdete03
5.0 12×
Ajax MotionProtect Black
Motion Sesnor , connect through Radio frequency with detection motion compatible with Ajax, range: security, application in English, power supply: Battery-Powered,
2,113,-
Buy
In stock > 5 pcs at the supplier's
Order Code: AJAX5314
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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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Airbi24001
4.7 23×
EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection
Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,
from  473,-
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In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: RY203g
BOT Smart Water Leak Sensor WWL1
Water Leak Detector - detects water gas, battery-powered, range: 50 m, sound level: 80dB, compatible with Tuya, connect via WiFi 2,4 GHz, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
New arrival 479,-
Buy
In stock > 5 pcs at the supplier's
Order Code: BOTsen004
4.7
EZVIZ T3C smart button
Smart Wireless Switch - compatible with EZVIZ, control via app on Android and iOS,connect via , application in Czech and English
469,-
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In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EZVIZ23_03
5.0
Nous E2 Zigbee Smart PIR motion sensor
Motion Sesnor , open system with detection motion compatible with Tuya and Manufacturer app, range: lighting and security, application in English and Slovak, power supply: Battery-Powered,
459,-
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In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NOUSmh006
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