Cheap detectors
On this page you will find detectors at the lowest prices, more so all detectors ranked from the lowest to the highest price. It will be easier to see products that are now marked at their lowest price. The item with the lowest price in this category is Elektrobock CN11 Mini marked at 7.19 € incl. VAT. Is this what you’re looking for?
All from 359
SAFE HOME SAFE 10Y30-BASIC
13.90 €
In stock > 10 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 from 5 to 95 %, input...
EMOS PIR sensor (motion sensor), IP20, 1200 W, white
New arrival
14.16 €
Ordered on request
Motion Sesnor , closed system with detection motion, range: lighting, power supply: Power plug,
Fireman miniature fire alarm and smoke detector SeeSafe JB-S11
14.16 €
In stock > 10 pcs at the supplier's
Smoke Detector - battery-powered , detection reach 60 m, acoustic signals, signal volume 90 dB, battery indication, features: test button, operating temperature from 0 to 40 °C,...
SONOFF SNZB-03P Zigbee Motion Sensor
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI25
14.18 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 25% s kódom ALZADNI25. Kliknite a kód sa uplatní automaticky.
Motion Sesnor , open system with detection motion compatible with Samsung SmartThings, IFTTT and eWeLink, range: lighting, application in English and Czech, power supply:...
WOOX Smart Water Leak Sensor R7050
Discounted -13 %
14.54 €
16.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects Water gas,, compatible with Tuya, central unit required to function,, app with Czech language support, app with Czech and English language support for...
Alecto SA-100
14.55 €
In stock > 10 pcs at the supplier's
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, battery indication, features: alarm, cover material plastic, operating temperature from -10 to 40 °C,...
Bentech C999 Carbon Monoxide Autonomous Fire Detector
14.57 €
In stock > 10 pcs at the supplier's
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features alarm, cover material plastic, operating...
Electrobock CN15F with 2 sensors
14.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
Niceboy ION ORBIS Motion Sensor
-28 % off new
14.90 €
New 20.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , open system with detection motion compatible with Niceboy ION, range: home control, application in English, Czech and Slovak,
Smoot Air Leak Pro
18.74 €
In stock > 5 pcs at the supplier's
Buy with code
ALZADNI20
14.99 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa uplatní automaticky.
Water Leak Detector - detects Water gas, battery-powered, compatible with Apple Siri shortcuts and Tuya, connect via WiFi 2,4 GHz, battery indication, standalone functional unit,,...
AQARA Water Leak Sensor T1
-19 % off new
16.90 €
New 20.99 €
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI10
15.21 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 10 % s kódom ALZADNI10. Kliknite a kód sa 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...
Flammable gas leak detector - solid state sensor, 85dB siren, battery backup
15.35 €
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...
Solight CO flue gas detector, 85 dB
Great price
15.37 €
Save 1.53 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector - detects CO (carbon monoxide), measurement range from 50 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic, visual signals, signal volume 85 dB, battery...
Meross Smart Water Leak Sensor Kit
30.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI50
15.45 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 50 % s kódom ALZADNI50. Kliknite a kód sa uplatní automaticky.
Water Leak Detector - detects Water gas, mains and battery power, sound level: 60dB, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz,...
Nous E2 Zigbee Smart PIR motion sensor
15.90 €
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , open system with detection motion compatible with Tuya and Manufacturer app, range: lighting and security, application in English and Slovak, power supply:...
Elektrobock LX28B
15.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
EVOLVEO wireless vibration detector for Alarmex/Sonix
15.90 €
Currently Unavailable
Vibration Detector - detects Opening windows and doors and vibration gas,, range: 40 m, standalone functional unit
SONOFF Zigbee Human Presence Sensor
18.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI15
16.07 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa uplatní automaticky.
Motion Sesnor , connect through Radio frequency, open system with detection motion and Human presence, range: lighting, power supply: Power plug,
X-Sense XS01 Standalone Smoke Detector
18.91 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Buy with code
ALZADNI15
16.07 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 15 % s kódom ALZADNI15. Kliknite a kód sa 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...
SAFEHOME Test spray for SAFE400 detectors
16.26 €
Currently Unavailable
Accessory Kit - Spray, Operational test of the sensor and equipment, tests all CO detectors according to BS / CSN / EN 50291 and UL 2034 and all tobacco smoke detectors,...
EMOS PIR sensor (motion sensor), IP65, 2000 W, black
New arrival
16.64 €
Ordered on request
Motion Sesnor , closed system with detection motion, range: lighting, power supply: Power plug,
EMOS PIR sensor (motion sensor), IP65 1200 W, white
New arrival
16.65 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , closed system with detection motion, range: lighting, power supply: Power plug,
EMOS PIR sensor (motion sensor), IP65, 2000 W, white
New arrival
16.65 €
Ordered on request
Motion Sesnor , closed system with detection motion, range: lighting, power supply: Power plug,
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable
20.90 €
On the way > 5 pcs
Expected 17/10/2026
Buy with code
ALZADNI20
16.72 €
The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart.
Získajte zľavu 20% s kódom ALZADNI20. Kliknite a kód sa 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...
No longer sold
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