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 CN20 marked at 6.69 € incl. VAT. Is this what you’re looking for?

Motion Sesnor with detection motion, range: electrical installation, power supply: Power plug,

Motion Sesnor , closed system with detection motion, range: lighting and electrical installation, power supply: Power plug,

Elektrobock IR22A Classic

7×

11.90 €

In stock 5 pcs

Motion Sesnor with detection motion, range: lighting, power supply: Power plug,

Mi Door and Window Sensor 2

40×

11.90 € New 12.90 €

Unsealed - in stock 1 pcs

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

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

18×

12.90 €

In stock 3 pcs

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...

Motion Sesnor with detection motion, range: lighting, power supply: Power plug,

Mi Door and Window Sensor 2

40×

12.90 €

In stock > 10 pcs

Door and Window Sensor - wireless, compatible with Xiaomi Home, connect via Bluetooth, integrated daylight sensor, central unit required, supported OS: Android and iOS, application...

Motion Sesnor , closed system with detection motion, range: lighting and electrical installation, power supply: Power plug,

Elektrobock LX39 White

27×

12.90 €

In stock 2 pcs

Motion Sesnor with detection motion, range: lighting and electrical installation, power supply: Power plug,

EVOLVEO wireless water level detector for Alarmex/Sonix

3×

12.90 €

In stock 1 pcs

Water Leak Detector - detects water gas, battery-powered, central unit required to function

Hütermann Water flood minialarm - water leak detector - flood moisture sensor

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

21×

13.90 €

In stock > 5 pcs

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

4×

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

2×

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

15×

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...

AVATTO WiFi Smart MmWave Radar Sensor

3×

14.90 € New 16.90 €

Unsealed - in stock 1 pcs

Sensor – micro-motion detection, Wi-Fi connection, control via the app, compatible with Tuya, Smart Life and AVATTO, adjustable sensitivity, mobile notifications, Voice control via...

Electrobock CN15F with 2 sensors

6×

14.90 €

In stock 2 pcs

Motion Sesnor with detection motion, range: lighting, power supply: Power plug,

SAFE HOME SAFE 10Y30-BASIC

27×

14.90 €

In stock > 10 pcs

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

9×

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

View

Flammable gas leak detector - solid state sensor, 85dB siren, battery backup

11×

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

2×

15.90 €

In stock > 10 pcs

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,...

Solight Wireless motion detector/gong

12×

15.90 € New 17.90 €

Unsealed - in stock 1 pcs

Detector volume 65 - 80 dB(A), signal range max. 40m without obstacles, operational range of motion detection 0-8m, angle of view 15° vertically, angle of view 100° horizontally,...

Nous E2 Zigbee Smart PIR motion sensor

4×

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

No longer sold

Try our cookies

Alza.cz a. s., Company identification number 27082440, uses cookies to ensure the functionality of the website and with your consent also to personalisage the content of our website. By clicking on the “I understand“ button, you agree to the use of cookies and the transfer of data regarding the behavior on the website for displaying targeted advertising on social networks and advertising networks on other websites.

More information