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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 7.19 € incl. VAT. Is this what you’re looking for?
All from 348
Meross Smart Presence Sensor - Sensor
Meross Smart Presence Sensor
40.90 €
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - dual detection technology, accurate presence detection even without motion, range up to 12 m, intelligent lighting automation, minimising false alarms, HomeKit...
Added to cart
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SAFE - CO detector SAFE 10YDCO-PRO - Gas Leak Detector
SAFE - CO detector SAFE 10YDCO-PRO
40.90 €
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, visual signals, signal volume 85 dB, battery indication, operating temperature from -10 to 55 °C,...
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iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi - Smoke Detector
iQtech SmartLife CS01W Combo CO + Smoke Detector, Wi-Fi
41.72 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - detects gas, measurement range from 50 to 300 ppm, battery-powered , acoustic signals, signal volume 85 dB, cover material plastic, compatible with Tuya,...
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SAFE Dry Relay - Smart Module
SAFE Dry Relay
41.90 €
Currently Unavailable
Smart Module - wireless relay for switching external devices, 1× NO/NC relay (0-36 V DC, max. 5 A), 1× sabotage input, encrypted communication 868.0-868.6 MHz (AES128),...
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SAFE Water Guard, white - Sensor
SAFE Water Guard, white
41.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - wireless water leak detector, the detector is powered by a replaceable battery that allows continuous operation for up to 3 years, colour white
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SAFE Fire Guard, white - Sensor
SAFE Fire Guard, white
41.90 €
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - wireless fire detector with groundbreaking dual-spectrum detection and SIC technology, It can operate in a SAFE system or completely autonomously. Battery powered for up...
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MOES Mini CO Detector, grey - Gas Leak Detector
MOES Mini CO Detector, grey
41.90 €
In stock 2 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
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...
Added to cart
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MOES Mini CO Detector, orange - Gas Leak Detector
MOES Mini CO Detector, orange
41.90 €
In stock 2 pcs
2 colors
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - measurement range from 0 to 1000 ppm, reaction time 2 s, acoustic signals, battery indication and display, features alarm, cover material plastic, operating...
Added to cart
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Meross Smart Presence Sensor - Sensor
Meross Smart Presence Sensor
41.90 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - dual detection technology, accurate presence detection even without motion, range up to 12 m, intelligent lighting automation, minimising false alarms, HomeKit...
Added to cart
- +
MOES CO Detector, Zigbee - Gas Leak Detector
MOES CO Detector, Zigbee
41.90 €
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...
Added to cart
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FireAngel FA3328 CO detector with NFC diagnostics - Gas Leak Detector
FireAngel FA3328 CO detector with NFC diagnostics
Amazing Deal 41.90 € Save 14 €
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), battery-powered, acoustic signals, signal volume 85 dB, battery indication, features test button, temporary shutdown and...
Added to cart
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Eufy Motion Sensor - White - Motion Sesnor
Eufy Motion Sensor - White
41.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in English, power supply: Battery-Powered,
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IMMAX NEO Smart Occupancy Sensor, Zigbee 3.0 - Motion Sesnor
IMMAX NEO Smart Occupancy Sensor, Zigbee 3.0
42 €
In stock > 5 pcs at the supplier's
Motion Sesnor , connect through WiFi 2,4 GHz and WiFi 5 GHz, open system with detection motion and Lights compatible with Apple Siri shortcuts, Tuya and Immax NEO PRO, range:...
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Honeywell Home R200S-N2 Interconnected fire detector alarm - smoke (optical) principle, battery oper - Smoke Detector
Honeywell Home R200S-N2 Interconnected fire detector alarm - smoke (optical) principle, battery oper
43.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating...
Added to cart
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KIDDE Combination smoke detector KIDDE-K10SCO - Smoke Detector
KIDDE Combination smoke detector KIDDE-K10SCO
Discounted -15 % 44.90 € 52.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - detects CO (carbon monoxide), measurement range from 0 ppm, battery-powered , acoustic signals, signal volume 85 dB, battery indication, cover material plastic,...
Added to cart
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Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm - Gas Leak Detector
Honeywell R200C-2, Carbon monoxide detector and detector, CO Alarm
45.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), smoke, measurement range from 3 to 330 ppm, gas detection sensitivity 28 ppm, battery-powered, acoustic signals, signal volume 85...
Added to cart
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Combined Detector of CO, Flammable and Explosive Gases SAFE 808COM - Gas Leak Detector
Combined Detector of CO, Flammable and Explosive Gases SAFE 808COM
-11 % off new 45.90 € New 51.90 €
As good as new - in stock 1 pcs
Gas Leak Detector - detects CO (carbon monoxide), natural gas, propane-butane, measurement range to 2500 ppm, mains power supply, reaction time 20 s, acoustic, visual signals,...
Added to cart
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Kidde 7DCO CO Detector with Alarm (Gas Leak Sensor) - Gas Leak Detector
Kidde 7DCO CO Detector with Alarm (Gas Leak Sensor)
46.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), signal volume 85 dB, standalone unit
Added to cart
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Combined Fire Detector and CO FireAngel SCB10 - Gas Leak Detector
Combined Fire Detector and CO FireAngel SCB10
Discounted -14 % 47.90 € 55.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Gas Leak Detector - detects CO (carbon monoxide), smoke, battery-powered, acoustic signals, battery indication, features alarm, cover material plastic, battery and mounting kit...
Added to cart
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Kidde CO detector with alarm K7CO - moisture resistant - Gas Leak Detector
Kidde CO detector with alarm K7CO - moisture resistant
47.99 €
Currently Unavailable
Gas Leak Detector - detects CO (carbon monoxide), measurement range from 0 ppm, battery-powered, acoustic signals, signal volume 85 dB, features test button, cover material...
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Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi - Smoke Detector
Honeywell Home R200ST-N2 Interconnected fire alarm detector - smoke (optical) and temperature princi
48.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating...
Added to cart
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Combined Detector of CO, Flammable and Explosive Gases SAFE 808COM - Gas Leak Detector
Combined Detector of CO, Flammable and Explosive Gases SAFE 808COM
-5 % off new 48.90 € New 51.90 €
Unsealed - in stock 1 pcs
Gas Leak Detector - detects CO (carbon monoxide), natural gas, propane-butane, measurement range to 2500 ppm, mains power supply, reaction time 20 s, acoustic, visual signals,...
Added to cart
- +
SAFE Door Guard Plus, white - Sensor
SAFE Door Guard Plus, white
49.90 €
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Sensor - wireless magnetic open, shock and tilt detector for window and door security Powered by a replaceable battery that allows continuous operation for up to 4 years, white...
Added to cart
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Philips Hue Motion Sensor - Motion Sesnor
Philips Hue Motion Sensor
49.90 €
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Motion Sesnor , connect through Bluetooth, open system with detection motion compatible with Apple Home, range: lighting, application in English, Czech, German, Slovak and...
Added to cart
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