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?

Kidde 7DCO CO Detector with Alarm (Gas Leak Sensor)

29×

46.90 €

In stock > 5 pcs

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

17×

47.90 € 55.90 €

In stock > 5 pcs

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

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

9×

48.90 €

In stock > 5 pcs

Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating...

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SAFE Door Guard Plus, white

49.90 €

In stock 3 pcs

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...

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iGET SECURITY MP30 – Wireless Outdoor Motion PIR Sensor for M6-4G Alarm

50.90 €

In stock > 5 pcs

Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Manufacturer app, range: security, application in English, Czech, Slovak,...

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X-Sense SC07-MR RF Combined Smoke and CO Detector for SB550 Station

50.90 €

In stock > 5 pcs

4 variants

Add AlzaPlus+ and save instantly 40.72 €

Smoke Detector - detects CO (carbon monoxide), measurement range from 30 to 999 ppm, battery-powered , reaction time 1 s, acoustic, visual signals, notifications via push...

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X-Sense XS01-WX Wi-Fi Smoke Detector

50.90 €

In stock > 5 pcs

4 variants

Add AlzaPlus+ and save instantly 40.72 €

Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via push notifications, signal volume 85 dB, battery indication and protection against...

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AQARA Presence Sensor FP1E (PS-S03D), Zigbee

9×

50.90 €

In stock > 5 pcs

Add AlzaPlus+ and save instantly 45.81 €

Motion Sesnor , connect through Radio frequency, open system with detection motion compatible with Aqara Home and Manufacturer app, range: lighting and security, application in...

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WiZ Contact sensor 2pack

51.89 €

In stock 1 pcs at the supplier's

Door and Window Sensor - wireless, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, night orientation light and adjustable...

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SAFE Glass Guard, white

51.90 €

In stock 2 pcs

Sensor - wireless glass breakage detector for security of glazed surfaces equipped with two NC inputs, Multi-factor glass breakage detection with the possibility of remote...

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Eve Door & Window (Matter - compatible with Apple, Google, SmartThings & Amazon Alexa)

11×

51.90 € New 57.90 €

Unsealed - in stock 1 pcs

Add AlzaPlus+ and save instantly 41.52 €

Door and Window Sensor - wireless, compatible with Apple Home, Google Home and Samsung SmartThings, connect via Bluetooth, central unit required, supported OS: Android and iOS,...

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Combined Detector of CO, Flammable and Explosive Gases SAFE 808COM

50×

51.90 € 54.90 €

In stock > 5 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,...

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Philips Hue Outdoor Motion Sensor

29×

65.90 €

In stock > 5 pcs

Buy with code ALZADNI20 52.72 € 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.

Motion Sesnor , closed system with detection motion compatible with Apple Home and Philips Hue, power supply: Battery-Powered,

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EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren

1×

52.90 €

In stock 3 pcs

Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Power plug, in Czech and English

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Kidde 10LLDCO CO Detector (Moisture Resistant)

11×

52.90 € 58.90 €

In stock > 5 pcs

Add AlzaPlus+ and save instantly 47.61 €

Gas Leak Detector - detects CO (carbon monoxide), signal volume 85 dB, standalone unit

Added to cart

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Eufy Security Water and Freeze Sensor

3×

53.90 €

In stock 1 pcs

Add AlzaPlus+ and save instantly 37.73 €

Water Leak Detector - detects Water gas, battery-powered, range: 200 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, central unit required to...

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Homematic IP PIR motion detector with brightness sensor - indoor - HmIP-SMI

54.05 €

Currently Unavailable

Motion Sesnor , connect through WiFi 2,4 GHz, closed system with detection motion, range: security, application in Czech, power supply: Battery-Powered,

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BOT Smart carbon dioxide detector WiFi CO2

17×

60.29 €

In stock > 5 pcs at the supplier's

Buy with code ALZADNI10 54.26 € 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.

Air Quality Meter - detects temperature, humidity, CO₂ (carbon dioxide), measurement range from 400 to 5000 ppm, mains power supply, acoustic, visual signals, notifications via...