Door contact sensor alarm in comparison

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Last updated on 03.09.2026

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Yale B-HSA6010 Alarm Accessory Door/Window Contact, White, 15.2 x 8.8 x 3 cm

Yale

free shipping

To the product (8 offers)

9,9

Offer ends in:

01Hour

23minutes

28seconds

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Ring Alarm Contact Sensor (2nd Generation)

Ring

5% off

free shipping

To the product (8 offers)

9,8

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Aqara Zigbee Door and Window Sensor, Wireless Mini Contact Sensor | for Alarm System and Smart Home Automation, Compatible with Apple HomeKit, Home Assistant, Alexa, Aqara Hub Required

Aqara

13% off

free shipping

To the product (3 offers)

9,6

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VOXON Wireless Door and Window Alarm Sensor 2 Pack 2 Modes Magnetic Window Door Burglar Alarm with 100dB Loud for Kids Safety Home Shop Security

VOXON

free shipping

To the product (3 offers)

9,5

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TechRise Door Window Alarm Sensor, 2-in-1 Alarm & Chime, Mini Door Sensor for Home Security, 3-level Volume Control, Shed Door Sensor for Child Security, House Shop Safety, 3 PCS

TechRise

15% off

free shipping

To the product (1 offer)

9,5

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TECKNET Door Alarm Sensor, Window Alarms Sensors, 2-in-1 Alarm & Chime, 3-level Volume Control, Door Sensor for Home Security, Wireless Burglar Alarms for House, Shop, Office, Garage (3 PCS)

TECKNET

free shipping

To the product (4 offers)

9,5

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SECRUI Wireless Door Open Sensor Alarm Chime, 400ft Operating Range 52 Chimes Adjustable Volume with Mute Mode LED Indicators Magnetic Door Alarm Sensor for Home Store Office Security

SECRUI

13% off

free shipping

To the product (3 offers)

9,5

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Tapo T110 Smart Door Alarm, Window Door Alarm Sensor with Real-Time Monitoring, Instant Notifications, Smart Home Automation, Battery Included, Hub Required, Works with Tapo Devices Alexa Google Home

Tapo

free shipping

To the product (14 offers)

9,4

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Door Window Alarm 4 Pack Noopel Home Security Ultra-Slim Wireless Magnetic Sensor Burglar Anti-theft 120DB Alarm with Batteries included - DIY EASY to Install (4)

Noopel

free shipping

To the product (3 offers)

9,4

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KERUI Wireless Security Burglar Door Alarm System Kit for Garage Shed House Hotel Shop Apartment, Weatherproof Siren Horn with Remote Control Door Contact Sensor,Motion Sensor,Loud Up to 115db

KERUI

5% off

free shipping

To the product (4 offers)

9,3

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Zerodis Wired Metal Door Window Magnetic Contact Sensor Detector Switch Alarm Home Garage Security Kit

Zerodis

£ 10.48 free shipping

To the product (1 offer)

SANJIE Wireless Door Open Alarm Sensor Chime,1 UK Plug-in Receiver 1 Sensor | 500FT Operating Range 55 Ringtones 5 Volume Level with LED Indicator,Door Alarm for Home Store Office Security When Opens

SanJie

£ 13.87 free shipping

To the product (1 offer)

10% off

Door Alarm Sensor ChunHee Wireless Door Sensor Chime When Door Opens,Door Entry Alarm Chime for Business/Home/Kids,150M Range,5 Adjustable Volume Door Ringer Alert (Black 2-2)

ChunHee

£ 26.99 free shipping

To the product (1 offer)

SwitchBot Door Alarm Contact Sensor - Smart Home Security Wireless Window Alarm and Door Sensor, Add SwitchBot Hub Mini to be Compatible with Alexa (1 Pack)

SwitchBot

£ 15.98 free shipping

To the product (4 offers)

LACORAMO Door Alarm Sensor - Premium Quality - Wireless Magnetically Triggered Window Alarm, 130 db Siren Security Entry Burglar Alert with 2 Remote Controls for Protecting Kids Safety, Home, Shop

LACORAMO

£ 19.99 free shipping

To the product (1 offer)

GuDoQi Door Alarm Sensor, Cordless Window Alarm with 2 Remote Controls | 130dB Siren, Magnetic Security Sensor, Entry Burglar Alert, Door and Window Security System for Home, Shop, Garage, Apartment

GuDoQi

£ 12.99 free shipping

To the product (3 offers)

Philips Hue Secure contact sensor EU White

Philips Hue

£ 72.75 free shipping

To the product (3 offers)

Defender Ultra Slim Magnetic Chime & Alarm 2 Pack - Shop Door Window Entry Chime Alert - Battery Powered Intruder Security Alarm 125dB Magnetic Contact Visitor Bell - Police Accredited

Defender

£ 13.95 free shipping

To the product (1 offer)

3 Pack Door Alarms with Delay When Left Open 130db Window Break Sliding Siren Vibration Detect Sensor for Home, Apartment Security. Keypad Intruder Burglar Entry Alert. Pool Alarm for Kids Safety

Mosaic Alarm

£ 25.99 free shipping

To the product (1 offer)

LE Sircut LEMS-101-5, 5PCS Recessed Magnetic Door Contact Sensors - Wired Normally Closed (NC) Security Alarm Reed Switch Kit for Home & Office - Professional, Hidden Installation for Doors & Windows

LE Sircut

£ 8.99 free shipping

To the product (1 offer)

4 Pack Door Alarms Window Alarms, Window Alarm Sensors | Easy to install and Use with 120 dB Loud Open Alarm for Kids/Dementia / Elderly Safety, Bell Alarm for Home,Office, Shop

PCTC

£ 9.59 free shipping

To the product (1 offer)

Bosch Smart Home door/window contact II [+M], smart sensor for energy-efficient heating and burglar alarm, flexible use in the Bosch Smart Home system or in manufacturer-independent Matter systems

Bosch

£ 34.99 free shipping

Only:

46hrs

36min

32sec

To the product (1 offer)

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