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.
Alzak icon
Catalogue
Price
-
Availability
Order status
Product type
(5)
(78)
(2)
Detection Type
(85)
(1)
(6)
(2)
(5)
(3)
Detection element
(1)
(1)
(4)
(23)
(1)
(2)
Range
2 m
1,200 m
-
Colour
(75)
(5)
(2)
(2)
Protocol
(27)
(3)
(1)
(4)
(3)
Newest orders

Cheap door and Window Sensors

On this page you will find door and Window Sensors at the lowest prices, more so all door and Window Sensors 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 iGET HOME XP4B - wireless magnetic door/window sensor for iGET HOME X1 and X5 alarm marked at 6.49 € incl. VAT. Is this what you’re looking for?
85 Results
4.8 17×
SONOFF SNZB-04P Zigbee Door/Window Sensor
Door and Window Sensor - wireless, compatible with Samsung SmartThings, IFTTT and eWeLink, range of 30m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
16.90 €
Buy
On the way > 5 pcs
Expected 24/04/2026
Order Code: SNFa104
4.8 144×
TP-Link Tapo T110, Smart window/door sensor
Door and Window Sensor - wireless, compatible with Apple Home and Samsung SmartThings, connect via Radio frequency, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
Amazing Deal 16.90 € Save 3 €
Buy
In stock > 10 pcs
Order Code: TP22_39
3.5
iGET SECURITY P21 - wireless magnetic detector for iGET SECURITY M3B and M2B
Door and Window Sensor - wireless, range of 80m, central unit required, application in Czech
16.90 €
Buy
In stock 1 pcs at the supplier's
Order Code: NU112
Hama SMART door/window sensor, magnetic, Zigbee
Door and Window Sensor - wireless, compatible with Tuya, separately functional unit, supported OS: Android and iOS, application in Czech
17.93 €
Currently Unavailable
Order Code: SMARaaa0018
4.3
Shelly Blu window and door sensor, Bluetooth, black
Door and Window Sensor -, compatible with Samsung SmartThings, connect via Bluetooth, battery indication and deviation angle adjustment, separately functional unit, supported OS: Android, Windows and iOS, application in Czech, application in Czech and English
Great price 18.41 € Save 1.49 €
Buy
On the way > 5 pcs
Expected 27/04/2026
Order Code: Shell23_024
5.0
Smoot ZigBee Entry Pro
Door and Window Sensor - wireless, compatible with Apple Siri shortcuts and Tuya, connect via WiFi 2,4 GHz and WiFi 5 GHz, battery indication, separately functional unit, supported OS: Android and iOS, application in Czech
18.77 €
Buy
In stock 2 pcs at the supplier's
Order Code: SMTphsnz1
3.7
Smoot Air Entry Pro
Door and Window Sensor - wireless, compatible with Tuya and Smartlife, connect via WiFi 2,4 GHz, battery indication and integrated camera, range of 45m, central unit required, supported OS: Android and iOS, application in Czech
18.77 €
Buy
In stock 5 pcs at the supplier's
Order Code: HLDdh20
4.0 13×
Meross Smart Door and Window Sensor
Door and Window Sensor - wireless, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit required, supported OS: Android and iOS, application in English
Buy with code ALZADNI25 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získajte zľavu 25% s kódom ALZADNI25. Kliknite a kód sa uplatní automaticky. 14.18 €
18.90 €
Buy
In stock > 5 pcs
Order Code: Mer24_12
4.9 22×
iGET SECURITY EP4 - wireless magnetic door/window sensor for iGET M5-4G alarm
Detector magnetic sensor for door and window opening detection, for iGET SECURITY M5 alarm. Alerts you if you forget to close the window/door when you leave. 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.
18.90 €
Buy
In stock > 10 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: iGt21016
4.9
EZVIZ T2C
Door and Window Sensor - wireless, compatible with IFTTT and EZVIZ, battery indication, range of 200m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
19.90 €
Buy
In stock 2 pcs
Order Code: EZVIZ23_02
4.8 55×
AQARA Door and Window Sensor T1
Door and Window Sensor - wireless, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, battery indication, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
19.90 €
Buy
Unsealed - in stock 2 pcs
Order Code: Aqara23_006
EVOLVEO Alarmex Pro (ACSALMMSTS) wireless door/gate/gate detector
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, GSM and Radio Frequency, range of 80m, separately functional unit, supported OS: Android and iOS, application in Czech, application in Czech and English
-35 % off new 19.90 € New 30.99 €
Buy
Unsealed - in stock 1 pcs
Order Code: EVO22_10
Solight Smart WiFi motion detector 1D23WIFI
Door and Window Sensor - with mains + battery power, compatible with Tuya and Smartlife, connect via Radio frequency, range of 200m, separately functional unit, supported OS: Android and iOS, application in Czech, application in Czech and English
Discounted -4 % 20.90 € 21.89 €
Buy
In stock 3 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: Solight26018
4.0
AQARA Vibration Sensor T1 (VB-S01D)
Vibration Detector - detects Opening windows and doors, Fall and vibration gas, battery-powered, reaction time: 1s, compatible with Apple Home and Manufacturer app, battery indication and 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 ALZADNI10 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. 18.81 €
20.90 €
Buy
In stock > 10 pcs
Order Code: Aqara25021
4.8 55×
AQARA Door and Window Sensor T1
Door and Window Sensor - wireless, compatible with Apple Home, Google Home, Samsung SmartThings, IFTTT and Aqara Home, battery indication, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
20.90 €
Buy
In stock > 10 pcs
Order Code: Aqara23_006
3.7
Niceboy ION ORBIS Windows & Door Sensor
Door and Window Sensor - wireless, compatible with Niceboy ION, battery indication, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
20.90 €
Buy
In stock 1 pcs
Order Code: NCB23_009
4.0
Tellur WiFi Smart door/window sensor, AAA, white
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, battery indication, separately functional unit, supported OS: Android and iOS, application in Czech, application in Czech and English
21.75 €
Buy
In stock 2 pcs at the supplier's
Order Code: TLLR2103
4.0
Shelly BLU Bluetooth, brown
Door and Window Sensor - wireless, compatible with Google Home, Samsung SmartThings and Manufacturer app, connect via Bluetooth, battery indication, integrated daylight sensor and adjustable sensitivity, separately functional unit, supported OS: Android, Windows and iOS, application in Czech, application in Czech and English
22.41 €
Buy
In stock 5 pcs at the supplier's
Order Code: Shell23_035
3.0
BOT TTLock DS2 open door sensor
Door and Window Sensor - wireless, compatible with Manufacturer app, connect via WiFi 2,4 GHz, range of 45m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
22.95 €
Buy
In stock > 10 pcs at the supplier's
Order Code: BOTsen003
5.0
Shelly Blu window and door sensor, Bluetooth, white
Door and Window Sensor -, compatible with Samsung SmartThings, connect via Bluetooth, battery indication and deviation angle adjustment, separately functional unit, supported OS: Android, Windows and iOS, application in Czech, application in Czech and English
23.90 €
Buy
On the way 3 pcs
Expected 27/04/2026
Order Code: Shell23_023
iQtech Smartlife DW04 Zigbee Magnetic window and door sensor, Zigbee 3.0
Door and Window Sensor - mains-operated, compatible with Google Home, Tuya, IFTTT and Smartlife, connect via WiFi 2,4 GHz, battery indication, range of 10m, central unit required, supported OS: Android and iOS, application in Czech, application in Czech and English
23.90 €
Currently Unavailable
Order Code: iQ21TECH141
4.0
Meross Smart Door and Window Sensor Kit
Door and Window Sensor - with mains + battery power, compatible with Apple Home, Samsung SmartThings and Manufacturer app, connect via WiFi 2,4 GHz, range of 100m, central unit required, supported OS: Android and iOS, application in English
-19 % off new 24.90 € New 30.90 €
Buy
Unsealed - in stock 1 pcs
Order Code: Mer24_11
5.0
iGET SECURITY M3P21 - wireless magnetic detector for iGET SECURITY M3 and M4
Door and Window Sensor - wireless, connect via Radio frequency, battery indication, range of 100m, central unit required
24.90 €
Buy
In stock 1 pcs at the supplier's
Order Code: NU146
5.0
iGET SECURITY EP21 - wireless magnetic sensor for doors and iron doors for iGET M5-4G alarm
Detector Magnetic sensor designed to detect the opening of iron doors, windows and gates, for iGET SECURITY M5 alarm. Alerts you if you forget to close the window/door/gate when you leave. 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.
28.90 €
Currently Unavailable
Order Code: iGt21021
 
Check out products sorted by price starting with the lowest price in the category cheap door and Window Sensors Find products sorted from the most expensive to the cheapest in the category most expensive door and Window Sensors Check out products sorted by price starting with the highest price in the category best sellers, best door and Window Sensors You’ll find products sorted by reviews starting from the highest ranked in door and Window Sensors reviews
P-DC1-WEB03