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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 RETLUX RDT 201 marked at 159 Kč incl. VAT. Is this what you’re looking for?
All from 372
BOT Smart Water Leak Sensor WWL1 - Water Leak Detector
BOT Smart Water Leak Sensor WWL1
New arrival 479,-
In stock > 10 pcs at the supplier's
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...
Added to cart
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EMOS GoSmart PIR sensor (motion sensor) IP20, 60°, ZigBee - Motion Sesnor
EMOS GoSmart PIR sensor (motion sensor) IP20, 60°, ZigBee
479,-
In stock > 10 pcs at the supplier's
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,...
Added to cart
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EMOS Microwave sensor (motion sensor) IP20, 1200 W, 360°, built-in - Motion Sesnor
EMOS Microwave sensor (motion sensor) IP20, 1200 W, 360°, built-in
479,-
In stock > 10 pcs at the supplier's
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
Added to cart
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EVOLVEO Defender D5 - Gas Leak Detector
EVOLVEO Defender D5
Discounted -30 % 482,- 689,-
In stock
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic, visual signals, signal volume 85 dB, battery indication and display, features test button and...
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TESLA Smart Sensor Temperature and Humidity Display - Sensor
TESLA Smart Sensor Temperature and Humidity Display
Discounted -10 % 485,- 539,-
In stock
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - on the wall and on the table, measures temperature and humidity, with a display, 2 AAA batteries, white colour, dimensions 61 × 61 × 23 mm (H×W×D)
Added to cart
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EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection - Motion Sesnor
EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection
from  473,-
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,
Added to cart
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Smoot ZigBee Motion - Motion Sesnor
Smoot ZigBee Motion
490,-
In stock 1 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz, open system with detection motion compatible with Apple Siri shortcuts and Tuya, range: lighting and security,...
Added to cart
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Smoot Air Motion - Motion Sesnor
Smoot Air Motion
490,-
In stock 5 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Apple Siri shortcuts and Tuya, range: lighting and security, application in Czech,...
Added to cart
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FireAngel Temperature detector FA6215 - Smoke Detector
FireAngel Temperature detector FA6215
Amazing Deal 490,- Save 139,-
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - battery-powered , acoustic signals, signal volume 85 dB, features: test button, operating temperature from 4 to 38 °C, operating humidity up to 90 %, battery...
Added to cart
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Smoot Air Presence Chytrý senzor přítomnosti - Sensor
Smoot Air Presence Chytrý senzor přítomnosti
490,-
In stock 5 pcs at the supplier's
Sensor
Added to cart
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Bentech Gasman LCD standalone fire alarm and gas leak detector - Gas Leak Detector
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...
Added to cart
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Tellur WiFi Smart Motion Sensor, PIR, White - Motion Sesnor
Tellur WiFi Smart Motion Sensor, PIR, White
490,-
In stock > 5 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, range: security, application in English, power supply:...
Added to cart
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Alecto COA3910 - Gas Leak Detector
Alecto COA3910
499,-
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, input voltage...
Added to cart
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Niceboy ION ORBIS Motion Sensor - Motion Sesnor
Niceboy ION ORBIS Motion Sensor
499,-
In stock 2 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,
Added to cart
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Niceboy ION ORBIS Water Sensor - Water Leak Detector
Niceboy ION ORBIS Water Sensor
499,-
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Water Leak Detector - detects water gas,, compatible with Niceboy ION, battery indication, central unit required to function,, app with Czech language support, app with Czech and...
Added to cart
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SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable - Sensor
SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable
499,-
Currently Unavailable
Sensor - protection against water damage in your home, Zigbee, email alerts, SMS or mobile phone notifications, on a CR2477 battery (battery not included), degree of protection...
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FireAngel FA6115 Optical Fire Detector - Smoke Detector
FireAngel FA6115 Optical Fire Detector
Great price 499,- Save 36,-
In stock 3 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 4 to 38 °C, operating humidity up to 90 %, standalone unit...
Added to cart
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TP-Link Tapo T100, Smart motion sensor - Motion Sesnor
TP-Link Tapo T100, Smart motion sensor
499,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Samsung SmartThings, range: security, application in English, Czech, German and...
Added to cart
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TP-Link Tapo S200B, Smart button - Dimmers
TP-Link Tapo S200B, Smart button
499,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Dimmers for controlling lights, electronics and other Tapo smart devices, adjustable actions, battery operation (1× CR2032)
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iGET SECURITY EP9 - wireless water sensor for iGET M5-4G alarm - Detector
iGET SECURITY EP9 - wireless water sensor for iGET M5-4G alarm
499,-
In stock 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Detector water detection sensor for iGET SECURITY M5 alarm. It is used for water detection in bathrooms, technical rooms, tanks, etc., wherever there is a risk of water flooding....
Added to cart
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SAFE HOME SAFE 10Y30-PRO - Smoke Detector
SAFE HOME SAFE 10Y30-PRO
499,-
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 up to 95 %, input voltage...
Added to cart
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IMMAX NEO Smart water leak sensor, Zigbee 3.0 - Water Leak Detector
IMMAX NEO Smart water leak sensor, Zigbee 3.0
499,-
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Added to cart
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WOOX R7081 Smart Vibration Sensor - Vibration Detector
WOOX R7081 Smart Vibration Sensor
499,-
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Vibration Detector - detects vibration gas, battery-powered, range: 70 m, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional...
Added to cart
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EVOLVEO SecuPro wireless PIR motion sensor - Motion Sesnor
EVOLVEO SecuPro wireless PIR motion sensor
499,-
In stock > 10 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz with detection motion compatible with Tuya, range: security, application in English, Czech and Slovak, power supply:...
Added to cart
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