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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 Alum Motion Sensor with Voice Announcement – Shop Welcome Chime, 360° marked at 179 Kč incl. VAT. Is this what you’re looking for?

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406 Results

MOES Vibration Sensor, Zigbee - Vibration Detector

MOES Vibration Sensor, Zigbee

Vibration Detector - detects vibration gas, battery-powered, range: 30 m, compatible with Tuya and Smartlife, connect via WiFi 5 GHz, battery indication and adjustable sensitivity, central unit required to function, app with English language support for Android and iOS

459,-

Buy

In stock > 10 pcs

Order Code: Moes2504

EVOLVEO SecuPro wireless PIR motion sensor - Motion Sesnor

5.0 1×

EVOLVEO SecuPro wireless PIR motion sensor

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: Battery-Powered,

459,- New 499,-

Buy

Unsealed - in stock 2 pcs

Order Code: EVO24008

EZVIZ Water leak sensor T10C - Water Leak Detector

3.2 8×

EZVIZ Water leak sensor T10C

Water Leak Detector - detects Humidity and Water gas, battery-powered, range: 200 m, compatible with Google Home and EZVIZ, connect via WiFi 2,4 GHz, battery indication, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS

459,-

Buy

Unsealed - in stock 4 pcs

Order Code: EZVIZ23_04

EMOS PIR sensor (motion sensor), IP20, 500 W, white

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

459,-

Buy

In stock > 10 pcs at the supplier's

Order Code: EMOS26178

4.3 5×

ERMENRICH Gas detector NG20 84091

Gas Leak Detector - detects CO (carbon monoxide), propane-butane, measurement range from 500 to 2000 ppm, battery-powered, acoustic, visual signals, standalone unit

459,-

Buy

In stock > 10 pcs at the supplier's

Order Code: ERMpri07

5.0 5×

Nous E2 Zigbee Smart PIR motion sensor

Motion Sesnor , open system with detection motion compatible with Tuya and Manufacturer app, range: lighting and security, application in English and Slovak, power supply: Battery-Powered,

459,-

Buy

In stock 2 pcs

Order Code: NOUSmh006

4.7 3×

EZVIZ T3C smart button

Smart Wireless Switch - compatible with EZVIZ, control via app on Android and iOS,connect via , application in Czech and English

469,-

Buy

In stock > 10 pcs

Order Code: EZVIZ23_03

SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable - Water Leak Detector

2 colors

4.7 32×

SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable

Water Leak Detector - detects water gas, battery-powered, range: 130 m, compatible with Samsung SmartThings, IFTTT and eWeLink, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS

469,- New 499,-

Buy

Unsealed - in stock 2 pcs

Order Code: SNFa110

3.2 8×

EZVIZ Water leak sensor T10C

469,-

Buy

In stock > 10 pcs

Order Code: EZVIZ23_04

BOT Smart Water Leak Sensor WWL1 - Water Leak Detector

2.0 1×

BOT Smart Water Leak Sensor WWL1

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 Czech language support, app with Czech and English language support for Android and iOS

Add AlzaPlus+ and save instantly 431,-

479,-

Buy

In stock > 10 pcs at the supplier's

Order Code: BOTsen004

EMOS GoSmart PIR sensor (motion sensor) IP20, 60°, ZigBee

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, application in English, Czech, German, Slovak, Hungarian, In Polish, In Spanish, In French and In Italian, power supply: Battery-Powered,

479,-

Buy

In stock > 10 pcs at the supplier's

Order Code: EMOS26065

EMOS Microwave sensor (motion sensor) IP20, 1200 W, 360°, built-in

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

479,-

Buy

In stock > 10 pcs at the supplier's

Order Code: EMOS26068

4.9 13×

Solight Wireless motion detector/gong

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, 36 adjustable melodies, 3D rotatable sensor stand, wall mounting holes, power supply 3 x AA alkaline batteries (not included), sensor 3 x AAA alkaline batteries or external USB charger 5V DC (not included)

479,-

Buy

In stock > 10 pcs

Order Code: Solight23_18

EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection - Motion Sesnor

4.7 23×

EVOLVEO wireless PIR motion sensor for Alarmex/Sonix with tamper protection

Motion Sesnor , closed system with detection motion, range: security, power supply: Battery-Powered,

from 473,-

Buy

In stock 1 pcs

Order Code: RY203g

Smoot Air Presence Chytrý senzor přítomnosti - Sensor

Smoot Air Presence Chytrý senzor přítomnosti

Sensor

490,-

Buy

In stock 3 pcs at the supplier's

Order Code: SMARaaa0036

5.0 2×

Smoot ZigBee Motion

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, application in Czech, power supply: Battery-Powered,

490,-

Buy

In stock 1 pcs at the supplier's

Order Code: SMTphsnz2

1.0 2×

Smoot Air Motion

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, power supply: Battery-Powered,

490,-

Buy

In stock 3 pcs at the supplier's

Order Code: HLDdh18

4.4 5×

Bentech Gasman LCD standalone fire alarm and gas leak detector

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 material plastic, operating humidity from 30 to 95 %, input voltage 230 V, standalone unit

490,-

Buy

In stock > 10 pcs at the supplier's

Order Code: WSaaa1545

Tellur WiFi Smart Motion Sensor, PIR, White - Motion Sesnor

1.0 3×

Tellur WiFi Smart Motion Sensor, PIR, White

Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Manufacturer app, range: security, application in English, power supply: Battery-Powered,

490,-

Buy

In stock > 5 pcs at the supplier's

Order Code: TLLR2101

Secutek Combined CO and flammable and explosive gas detector - VIP-910T

Gas Leak Detector - detects CO (carbon monoxide), natural gas, propane-butane, mains power supply, acoustic signals, signal volume 85 dB, operating temperature from 0 to 50 °C, operating humidity from 10 to 95 %, ingress protection IP30, input voltage 230 V, standalone unit

495,-

Buy

In stock > 10 pcs at the supplier's

Order Code: WSaaa1552

Niceboy ION ORBIS Motion Sensor - Motion Sesnor

3.9 10×

Niceboy ION ORBIS Motion Sensor

Motion Sesnor , open system with detection motion compatible with Niceboy ION, range: home control, application in English, Czech and Slovak,

499,-

Buy

In stock 1 pcs

Order Code: NCB23_006

Niceboy ION ORBIS Water Sensor - Water Leak Detector

4.5 6×

Niceboy ION ORBIS Water Sensor

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 English language support for Android and iOS

499,-

Buy

In stock 1 pcs

Order Code: NCB23_008

2 colors

4.7 32×

SONOFF SNZB-05P Zigbee Water Leak Sensor & Detection Cable

Water Leak Detector - detects Water gas, battery-powered, range: 130 m, compatible with Samsung SmartThings, IFTTT and eWeLink, central unit required to function,, app with Czech language support, app with Czech and English language support for Android and iOS

499,-

Buy

On the way > 5 pcs

Expected 06/10/2026

Order Code: SNFa110

TP-Link Tapo T100, Smart motion sensor - Motion Sesnor

4.7 91×

TP-Link Tapo T100, Smart motion sensor

Motion Sesnor , connect through Radio frequency, closed system with detection motion compatible with Samsung SmartThings, range: security, application in English, Czech, German and Slovak, power supply: Battery-Powered,

499,-

Buy

In stock > 10 pcs

Order Code: TP22_38

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