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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 6.19 € incl. VAT. Is this what you’re looking for?
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Xtend Home EZS-PIRP30 - Motion Sesnor
Xtend Home EZS-PIRP30
11.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply:...
Elektrobock LX118 - Motion Sesnor
Elektrobock LX118
11.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: electrical installation, power supply: Power plug,
Elektrobock CN-L01 - Motion Sesnor
Elektrobock CN-L01
11.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , closed system with detection motion, range: lighting and electrical installation, power supply: Power plug,
Elektrobock IR22A Classic - Motion Sesnor
Elektrobock IR22A Classic
11.90 €
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,
Mi Door and Window Sensor 2 - Door and Window Sensor
Mi Door and Window Sensor 2
-7 % off new 11.90 € New 12.90 €
Unsealed - in stock 1 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...
Hütermann Fire detector and smoke detector - Smoke Detector
Hütermann Fire detector and smoke detector
12.09 €
In stock 3 pcs at the supplier's
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...
Gosund Intelligent Water Leak Sensor, Zigbee - Water Leak Detector
Gosund Intelligent Water Leak Sensor, Zigbee
12.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya and Manufacturer app, central unit required to function,, app with Czech language support, app with...
Elektrobock CN02C - Motion Sesnor
Elektrobock CN02C
12.90 €
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,
Mi Door and Window Sensor 2 - Door and Window Sensor
Mi Door and Window Sensor 2
12.90 €
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...
Elektrobock CN-Y01 - Motion Sesnor
Elektrobock CN-Y01
12.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , closed system with detection motion, range: lighting and electrical installation, power supply: Power plug,
Elektrobock LX39 White - Motion Sesnor
Elektrobock LX39 White
12.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting and electrical installation, power supply: Power plug,
EVOLVEO wireless water level detector for Alarmex/Sonix - Water Leak Detector
EVOLVEO wireless water level detector for Alarmex/Sonix
12.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas, battery-powered, central unit required to function
Hütermann Water flood minialarm - water leak detector - flood moisture sensor - Water Leak Detector
Hütermann Water flood minialarm - water leak detector - flood moisture sensor
Discounted -5 % 13.76 € 14.56 €
In stock > 5 pcs at the supplier's
Water Leak Detector - detects water gas, battery-powered, sound level: 85dB, standalone functional unit
MAKETOP Y-10D DC sensor doorbell, white - Motion Sesnor
MAKETOP Y-10D DC sensor doorbell, white
13.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency with detection motion, range: security, power supply: Battery-Powered and USB,
Fireman miniature fire alarm and smoke detector SeeSafe JB-S11 - Smoke Detector
Fireman miniature fire alarm and smoke detector SeeSafe JB-S11
14.18 €
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,...
Alecto SA-100 - Smoke Detector
Alecto SA-100
14.59 €
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 - Gas Leak Detector
Bentech C999 Carbon Monoxide Autonomous Fire Detector
14.60 €
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 - Motion Sesnor
Electrobock CN15F with 2 sensors
14.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
SAFE HOME SAFE 10Y30-BASIC - Smoke Detector
SAFE HOME SAFE 10Y30-BASIC
14.90 €
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...
Sonoff PIR3-RF Small 433MHz RF PIR3 Motion Sensor - Sensor
Sonoff PIR3-RF Small 433MHz RF PIR3 Motion Sensor
14.90 €
Currently Unavailable
Sensor - movement, a bridge is necessary to function, the angle of view: 100°, two modes, range: 8 m, connection: radio waves, colour: white
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Flammable gas leak detector - solid state sensor, 85dB siren, battery backup - Gas Leak Detector
Flammable gas leak detector - solid state sensor, 85dB siren, battery backup
15.02 €
In stock > 10 pcs at the supplier's
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 - Gas Leak Detector
Solight CO flue gas detector, 85 dB
15.90 €
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 50 ppm, gas detection sensitivity 50 ppm, battery-powered, acoustic, visual signals, signal volume 85 dB,...
Nous E2 Zigbee Smart PIR motion sensor - Motion Sesnor
Nous E2 Zigbee Smart PIR motion sensor
15.90 €
Currently Unavailable
Motion Sesnor , open system with detection motion compatible with Tuya and Manufacturer app, range: lighting and security, application in English and Slovak, power supply:...
View
SwitchBot Contact Sensor - Door and Window Sensor
SwitchBot Contact Sensor
15.90 €
Currently Unavailable
Door and Window Sensor - wireless, compatible with Apple Siri shortcuts and Samsung SmartThings, connect via WiFi 2,4 GHz, battery indication, range of 5m, separately functional...
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