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 406 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.
All from 406
Elektrobock CN02C
319,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY15
271,-
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 with detection motion, range: lighting, power supply: Power plug,
EVOLVEO Defender D5
Great price
599,-
Save 50,-
In stock > 10 pcs at the supplier's
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, battery indication and display, features test button and...
X-Sense SC07-MR RF Combined Smoke and CO Detector for SB550 Station
1,199,-
On the way 3 pcs
Expected 19/10/2026
Buy with code
ALZADNY20
959,-
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.
Smoke Detector - detects CO (carbon monoxide), gas, measurement range from 30 to 999 ppm, battery-powered , reaction time 1 s, acoustic, visual signals, notifications via push...
Mi Door and Window Sensor 2
299,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Door and Window Sensor - wireless, compatible with Xiaomi Home, connect via Bluetooth, integrated daylight sensor, central unit required, supported OS: Android and iOS, application...
Netatmo Smart Smoke Alarm
Great price
2,599,-
Save 191,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features: alarm, cover material plastic, holder and mounting kit...
Solight Wireless motion detector/gong
409,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally,...
Airthings Wave plus - air quality, radon, humidity, temperature, VOC, CO2 and pressure sensor
5,699,-
In stock > 5 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...
Elektrobock CN09 White
199,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
ERMENRICH Gas detector NG40 84092
2,199,-
In stock > 5 pcs at the supplier's
Gas Leak Detector - measurement range from 0 to 10000 ppm, battery power, acoustic, optical signalling, battery status indication and display, reset and alarm functions, operating...
Airthings View Radon - Air Quality Monitor
4,899,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Air Quality Meter is designed for indoor environments where it monitors humidity, temperature and the amount of radon in the air. You use batteries or a USB cable to power it....
Xiaomi Mi Motion Sensor 2S
399,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Bluetooth, closed system with detection motion and Lights compatible with Xiaomi Home, range: lighting, security and home control, power supply:...
Flammable gas leak detector - solid state sensor, 85dB siren, battery backup
369,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects natural gas, propane-butane, LPG, deviation 1500 ppm, gas detection sensitivity 2500 ppm, combined mains + battery-powered , acoustic signals, signal...
IMMAX NEO Smart 3in1 PIR, occupancy and light sensor, Zigbee 3.0
699,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY30
490,-
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...
TESLA Smart Water Sensor
669,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY10
602,-
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: 50 m, compatible with Tuya, Smartlife and Tesla Smart, connection via radio waves, battery indication, central unit...
X-Sense XS01-WX Wi-Fi Smoke Detector
1,199,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY20
959,-
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.
Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against...
Bentech N06 autonomous cigarette smoke detector
New arrival
329,-
In stock > 10 pcs at the supplier's
Smoke Detector - battery-powered , detection reach 5 m, acoustic, visual signals, signal volume 85 dB, battery indication, features: test button and alarm, cover material plastic,...
TP-Link Tapo S200D
549,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Dimmers - button to control the intelligent lighting, adjustable actions, multiple light control, can be fixed with screws, with double-sided tape or on any metal surface, battery...
X-Sense XS01 Standalone Smoke Detector
449,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY15
382,-
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.
Smoke Detector - battery-powered , detection reach 200 m, reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication...
Solight PIR Sensor Wall-Mounted, Outdoor, Black
Great price
238,-
Save 21,-
In stock > 10 pcs at the supplier's
Motion Sesnor , closed system with detection motion and Lights, range: lighting, power supply: Power plug,
RETLUX RDT 301
649,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY20
519,-
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.
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 100 to 300 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic signals, signal volume 85 dB,...
Honeywell Home R200C-N2, Connected Carbon Monoxide Detector and Detector, CO Alarm
1,398,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNY10
1,258,-
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.
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, detection reach 100 m, acoustic...
Bentech Gasman LCD standalone fire alarm and gas leak detector
490,-
In stock > 10 pcs at the supplier's
Gas Leak Detector - detects natural gas, propane-butane, mains power supply, detection reach 30 m, reaction time 20 s, acoustic signals, battery indication, features alarm, cover...
MOES CO Detector, Zigbee
999,-
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, notifications via push notifications, signal volume 85 dB, battery indication, features...
No longer sold
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