Try our cookies Alza.cz a. s., Company identification number 27082440, use cookies and other data to ensure the proper functioning of the website and, with your consent, also, among other things, to personalize advertising and the content of our websites. 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.
Alzak icon
Catalogue
Price
-
Availability
Order status
Brands
(8)
(2)
(3)
(2)
Product type
(8)
(23)
(9)
(1)
(14)
Detection Type
(26)
(25)
(24)
(16)
(9)
Detection element
(12)
(7)
(5)
(4)
(3)
Range
2 m
1,000 m
-
Colour
(82)
(5)
(1)
(5)
(1)

Detectors bazaar

Are you looking for affordable, yet fully functional goods? You've come to the right place. Save money and explore the world of unsealed, like new, or used items. Everything goes through the hands of our specialists, so you don't have to worry about receiving a non-functional, unreliable, damaged, or dirty product.

Unsealed - brand new and in perfect condition with full warranty. The original packaging has been opened by someone else, perhaps because it was an unsuitable gift. We have carefully resealed the item in its original packaging, and now it may be waiting just for you. It's in great shape and comes with a significantly lower price tag.

Reliability at a great price - there are no hidden tricks. We have thoroughly inspected everything and confidently offer you a full warranty, 24 months in total.

Like New - fully functional items that may have minor scratches from regular use. In most cases, you will receive them with all the accessories. These are reliable products that haven't been significantly affected by their previous adventures and are now waiting for a new owner. These items come with an almost full warranty of 21 months.

We do our best to preserve the original packaging whenever possible, but sometimes, for the sake of protection, we may have to use alternative boxes for this type of items.

Used - completely functional items ready for immediate use, guaranteed with a 12-month warranty. It's possible that you will receive the product with only the essential accessories. However, the packaging always contains everything necessary for the full use of the item. These are functional or serviced products that, despite visible wear, are far from being considered scrap.

This option may come with a replacement box - protection is a top priority. However, the product does its job just like a brand new one. For more information about used items, click here

103 Results
4.0
Airthings Wave Enhance
Air Quality Meter - detects temperature, humidity, air pressure, TVOC (volatile organic compounds), CO₂ (carbon dioxide), noise, battery-powered, visual signals, notifications via push notifications, features: memory, operating temperature from 0 to 45 °C, operating humidity from 5 to 95 %, battery included, standalone unit requires a central hub, compatible with Android and iOS
-11 % off new 3,469,- New 3,899,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Air24001
4.5 10×
Elektrobock LX118
Motion Sesnor with detection motion, range: electrical installation, power supply: Power plug,
-6 % off new 279,- New 299,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK114
4.1
FIBARO Flood Sensor
Water Leak Detector - detects temperature and water gas, battery-powered, connect via Bluetooth, standalone functional unit,, app with Czech language support, app with Czech and English language support for Android and iOS
-12 % off new 1,809,- New 2,059,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: FIBR01c
4.6 14×
iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B
Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via SMS, signal volume 85 dB, features: test button, cover material plastic, operating temperature from 5 to 50 °C, operating humidity from 20 to 90 %, compatible with iGet Home, standalone unit
-16 % off new 419,- New 499,-
Buy
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NU105z
4.6 14×
iGET SECURITY P14 - wireless smoke detector for iGET SECURITY M3B and M2B
Smoke Detector - battery-powered , reaction time 1 s, acoustic, visual signals, notifications via SMS, signal volume 85 dB, features: test button, cover material plastic, operating temperature from 5 to 50 °C, operating humidity from 20 to 90 %, compatible with iGet Home, standalone unit
-18 % off new 409,- New 499,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: NU105z
4.7
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
-13 % off new 869,- New 999,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes2512
4.7
Meross Smart Presence Sensor
Sensor - dual detection technology, accurate presence detection even without motion, range up to 12 m, intelligent lighting automation, minimising false alarms, HomeKit compatibility, Alexa, Google Home and Matter, stable and secure connection, continuous cable power supply, adjustable base, protective shield against pet detection, mounting bracket included
-36 % off new 639,- New 999,-
Buy
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Mer2415
5.0
Airthings View Pollution - air quality monitor
Air Quality Meter is designed for indoor environments where it monitors humidity and temperature. You use batteries or a USB cable to power it. Easily connect the air detector to the app via Wi-Fi or HUB using Airthings Smartlink. The app is compatible with both Android and iOS operating systems. Airthings View Pollution also communicates with IFTTT, Google Assistant and Amazon Alexa voice assistants.
-44 % off new 2,739,- New 4,899,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Air22TNG2
3.5
Sonoff PIR3-RF Small 433MHz RF PIR3 Motion Sensor
Sensor - movement, a bridge is necessary to function, the angle of view: 100°, two modes, range: 8 m, connection: radio waves, colour: white
-31 % off new 239,- New 349,-
Buy
Unsealed - in stock 4 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: SNF21a054
3.8
BOT Smart gas detector WiFi GS5
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 70 dB, display, features alarm, cover material plastic, operating temperature from -10 to 55 °C, input voltage 230 V, compatible with Tuya and Smartlife, 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. 638,-
-10 % off new 709,- New 789,-
Buy
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: BOTdet008
4.0
Honeywell Home R200H-N2 Interconnected fire alarm detector - temperature principle, battery operated
Temperature Sensor - interconnected fire detector, battery powered
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. 647,-
-10 % off new 719,- New 799,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HNW22_03
3.5
EVOLVEO Alarmex Pro (ACSALMPIR) wireless PIR motion sensor
Motion Sesnor , connect through GSM, closed system with detection motion, range: security, power supply: Battery-Powered,
-17 % off new 479,- New 579,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EVO22_12
4.3
iGET SECURITY P1v2 - wireless PIR motion detector
Motion Sesnor accessories for iGET SECURITY M3B and M2B alarm system - Wireless PIR motion detector for monitoring movement in the room
-19 % off new 309,- New 385,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iGt21010
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 ALZADNY5 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 5 % s kódem ALZADNY5. Klikněte a kód se uplatní automaticky. 1,339,-
-10 % off new 1,409,- New 1,571,-
Buy
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Home25001
3.7
IMMAX NEO Smart 3in1 PIR, occupancy and light sensor, Zigbee 3.0
Sensor - 3in1 PIR sensor, presence and lighting, Zigbee 3.0 (Tuya) is a smart device, which combines motion detection (PIR), monitoring the presence of people and measuring light levels, power supply via USB C connector, thanks to Zigbee communication, it easily connects to the Tuya smart home, Immax NEO PRO app in Czech and 60 other languages compatible with iOS, Android, Apple Siri shortcuts and further with TUYA systems, LIDL, ideal for smart lights, alarms or optimising energy consumption
-8 % off new 639,- New 699,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: IMMX25027
5.0
BOT Smart gas detector WiFi GS4
Gas Leak Detector - mains power supply, detection reach 20 m, acoustic signals, notifications via push notifications, signal volume 90 dB, display, features alarm, cover material plastic, operating temperature to 55 °C, input voltage 230 V, compatible with Tuya and Smartlife, 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. 548,-
-16 % off new 609,- New 729,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: BOTdet006
3.0
MOES Human Presence Sensor + Light Sensor, Zigbee
Motion Sesnor , connect through WiFi 2,4 GHz, open system with detection motion compatible with Tuya, Smartlife and MOES, range: security, power supply: USB,
Buy with code ALZADNY25 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 25% s kódem ALZADNY25. 569,-
-13 % off new 759,- New 879,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Moes2507
5.0
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,
-6 % off new 469,- New 499,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EVO24008
Elektrobock IR28B Profi
Motion Sesnor with detection motion, range: lighting, power supply: Power plug,
-12 % off new 819,- New 939,-
Buy
As good as new - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: ELBOCK032
AQARA Multi-State Sensor P100 Kit (VB-S03DW), white
Vibration Detector - detects Opening windows and doors, vibration and Angle gas, battery-powered, compatible with Apple Home, Google Home and Aqara Home, connection via radio waves, adjustable sensitivity, central unit required to function,, app with Czech language support, app with Czech and English language support for 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. 638,-
-6 % off new 709,- New 759,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Aqara26002
Meross Smart Water Leak Sensor
Sensor - dual detection probe (upper and lower), detection of small droplets and larger leaks, instant acoustic alarm 100 dB, alerts via push notifications to your phone, synchronised alarm with Meross Hub (simultaneous response of all connected units), IP66 resistance, the possibility of smart automations in the app, detection history in the application up to 2 years + data export option, Compatible with Apple Home, Google Home, Amazon Alexa and Samsung SmartThings, control via the Meross app, power supply 2× AAA batteries, battery life up to 3 years, suitable for placing under the sink / next to the washing machine / dishwasher / in the utility room
Buy with code ALZADNY20 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 20 % s kódem ALZADNY20. Klikněte a kód se uplatní automaticky. 295,-
-7 % off new 369,- New 399,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Mer2520
1.0
EVOLVEO Alarmex Pro ( ACSALMOUS) wireless outdoor light and sound siren
Siren - closed system, area of use: security, OS supported: Android and iOS, compatible with Manufacturer app, power supply: Power plug, in Czech and English
-30 % off new 899,- New 1,289,-
Buy
Unsealed - in stock 2 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EVO22_04
2.5
EVOLVEO Alarmex Pro (ACSALMPIRP) wireless PIR motion sensor with immunity to small animal movement
Motion Sesnor , connect through WiFi 2,4 GHz and GSM, closed system with detection motion compatible with Tuya, range: security, power supply: Battery-Powered,
-24 % off new 519,- New 689,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: EVO22_13
Honeywell Home Shut-off Valve L5 WiFi 1" and Leak Detector
Humidity Sensor - acoustic signalling, notifications via push notifications, cover material plastic, operating temperature up to 50 °C, input voltage 230 V, sensing cable in the package, independently functional unit, compatible with Android and iOS
5,889,-
Buy
Unsealed - in stock 1 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HONcid01
 
P-DC1-WEB09