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Detectors

Detectors – same-day delivery available. Just make sure the product you want is in stock. Choose products to buy from the comfort of your home and have them delivered to your address, to an AlzaBox, or to one of our stores. Learn more about why shop on Alza.cz.

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7 reasons to shop for Detectors on Alza.cz

  • We have a wide network of stores across the Czech Republic, where we follow all hygiene measures, as well as contactless AlzaBoxes (pick-up points).
  • You can see the availability of each item right away. Don't forget that we deliver on weekends too.
  • We accept most payment methods, including contactless and cryptocurrency.
  • You can easily return or exchange your product at any of our AlzaBoxes.
  • Need assistance? Our customer support is available 24/7.
  • We complement our range with accessories and additional services.
  • You'll find all the essential information for each product, and for some, user reviews to help with your selection.

What to consider when choosing Detectors?

If you're planning to get Detectors, there are a few aspects that can help you choose the right product. In the left menu, you can use the parametric filter to narrow down the selection to match your preferences. We also recommend sorting by popularity or price.

Make your selection easier. Click through our pre-made filters for the category: Detectors

Are you looking for the best Detectors? Browse products sorted by popularity, or consult the reviews from other users.

Cheapest vs. most expensive Detectors

If you are looking for products based on price, you can browse the lowest priced Detectors, or choose to sort by price from highest to lowest.

Detectors – main types

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354 Results
4.9 11×
Elektrobock CN02C
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 9m, independently functional unit
319,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK139
4.4
Honeywell Home R200S-N2 Interconnected fire detector alarm - smoke (optical) principle, battery oper
Smoke Detector - temperature measurement from 0 to 70 °C, battery-powered , acoustic signals, signal volume 85 dB, features: test button, cover material plastic, operating temperature to 40 °C, operating humidity up to 93 %, input voltage 3V, battery included, standalone unit
1,048,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_05
5.0
FireAngel FA6111 optical fire detector with LED emergency lighting
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
649,-
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH178
5.0
Tellur WiFi Smart Flood Sensor, AAA, white
Water Leak Detector - detects water gas, battery-powered, range: 1 m, compatible with Google Home and Manufacturer app, connect via WiFi 2,4 GHz, battery indication, standalone functional unit, central unit required to function, app with English language support for Android
779,-
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TLLR2102
5.0
Homematic IP Smoke detector HmIP-SWSD-2
Smoke Detector - battery-powered , detection reach 40 m, acoustic, visual signals, signal volume 85 dB, battery indication, features: test button, cover material plastic, operating temperature from 5 to 30 °C, ingress protection IP20, input voltage 3V, mounting kit included, requires a central hub, app language options: Czech and English , compatible with Android and iOS
Buy with code ALZADNY10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky. 1,414,-
1,571,-
Buy
In stock > 5 pcs
Order Code: Home25001
5.0
Somfy Indoor siren
Siren - open system, area of use: security, compatible with Manufacturer app, power supply: Battery-Powered
3,689,-
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SOMA06
4.6 12×
Elektrobock CN-V04
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 8m, adjustable sensitivity
269,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK071
4.0
Flammable and Explosive Gas Detector SAFE 808L (Natural Gas)
Gas Leak Detector - detects natural gas, propane-butane, measurement range to 2500 ppm, mains power supply, reaction time 20 s, acoustic, visual signals, signal volume 85 dB, display, features test button, self-diagnostics and alarm, cover material plastic, operating temperature from 0 to 50 °C, ingress protection IP30, input voltage 230 V, mounting kit included, standalone unit
990,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH149
4.0
SAFEHOME Test spray for SAFE400 detectors
Accessory Kit - Spray, Operational test of the sensor and equipment, tests all CO detectors according to BS / CSN / EN 50291 and UL 2034 and all tobacco smoke detectors, Freon-free, contains a calibrated test gas, pack for 10 complete tests
439,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SAFEH151
4.4
MOES Gas Leakage Detector, Zigbee
Gas Leak Detector - detects natural gas, mains power supply, acoustic signals, notifications via push notifications, signal volume 70 dB, battery indication, features alarm, cover material plastic, operating temperature from -10 to 55 °C, operating humidity up to 95 %, mounting kit included, compatible with Tuya and MOES, requires a central hub, app language options: Czech and English , compatible with Android and iOS
699,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes22_41
3.5
iQtech SmartLife WL02, Wi-Fi flood sensor
Water Leak Detector - detects water gas, battery-powered, compatible with Tuya and Manufacturer app, 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
698,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iQTECH19085
4.2
Elektrobock CN05A
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 6m, adjustable sensitivity, independently functional unit
179,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK140
4.6
Elektrobock IR22A Classic
Motion Sensor - for lighting, Interior, mains supply, input voltage: 230 V, reach of 10m, adjustable sensitivity, independently functional unit
279,-
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK031
4.3 11×
SwitchBot Water Leak Detector
Sensor - detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth, does not require assembly, IP67 waterproof, four types of alarm, works independently - no hub needed, with 2× AAA batteries (included), battery replacement once every 2 years
559,-
Buy
In stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SwBot2403
3.5
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
Motion Sensor - for alarm, Exterior and Interior, battery powered, input voltage: 9 V, reach of 100m, connection via GSM, battery indication, a central unit is required to function
579,-
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EVO22_12
4.5 10×
SwitchBot Motion Sensor
Motion Sensor - for lighting, Interior, battery powered, reaction time: 0,5s, connection via WiFi 2,4 GHz, a central unit is required to function
399,-
Buy
In stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SwBot21_12
4.5
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 by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NCB23_008
4.7
EZVIZ T3C smart button
Smart Wireless Switch - compatible with EZVIZ, control via app on Android and iOS,connect via , application in Czech and English
Great price 469,- Save 30,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EZVIZ23_03
4.5
MOES Mini CO Detector, grey
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 plastic, operating temperature from -10 to 50 °C,, input voltage 24 V, power cable included, standalone unit
999,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes2512
4.3 11×
SwitchBot Water Leak Detector with Sensor Cable
Sensor - with an extended sensor length of 1 meter, detection of water level thresholds as low as 0.5 mm, loud alarm, notifications to your mobile phone via the SwitchBot app, sensor compatibility with Wi-Fi and Bluetooth, does not require assembly, IP67 waterproof, four types of alarm, works independently - no hub needed, with 2× AAA batteries (included), battery replacement once every 2 years
609,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SwBot2404
4.7 11×
Elektrobock CN15
Motion Sensor - for lighting, Exterior, mains supply, input voltage: 230 V, reach of 12m, adjustable sensitivity, independently functional unit
259,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK036
4.5 11×
iGET HOME XP1B - wireless PIR motion sensor for iGET HOME X1 and X5 alarm
Motion Sesnor with detection motion, range: security, power supply: Battery-Powered,
259,-
Buy
In stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iGET23_013
4.0
iGET SECURITY EP9 - wireless water sensor for iGET M5-4G alarm
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. As soon as the detection plate detects water, the transmitter informs the alarm. Protection against sabotage, highest transmission security 256bit, very long battery life of 5 years, the alarm constantly monitors the activity of this sensor, also a signal, battery percentage and more.
499,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iGt21017
4.5 10×
Elektrobock LX118
Motion Sensor - Exterior and Interior, mains supply, reach of 11m, adjustable sensitivity, independently functional unit
274,-
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK114

Detectors

Detectors

In the category Detectors on Alza.cz, we currently have a total of 355 products, which you can easily buy online and get quickly delivered. See all of your purchases and make orders on our easy-to-use app.
Check out products sorted by price starting with the lowest price in the category cheap detectors Find products sorted from the most expensive to the cheapest in the category most expensive detectors Check out products sorted by price starting with the highest price in the category best sellers, best detectors You’ll find products sorted by reviews starting from the highest ranked in detectors reviews
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