Smart Door Sensors

Unbranded Home Security Alarm System with Smart App Control, 4G WiFi GSM DIY Kit, PIR Motion and Door Sensors

GS103U / GS103V WiFi Alarm System A complete, wireless alarm kit designed for easy DIY installation and smartphone control. The system pairs a main...

£137.21

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Original Aqara Door And Window Sensor ZigBee Wireless Connection Smart Home Linkage Alarm Work With Xiaomi Mi Home Homekit APP 1005006831182114

Original Aqara Door And Window Sensor ZigBee Wireless Connection Smart Home Linkage Alarm Work With Xiaomi Mi Home Homekit APP

£13.39

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Unbranded Wireless Smart Home Alarm System With App Notifications, DIY Security Kit Featuring Door Sensors And Motion Detector Compatible With Google Assistant

Take charge of your home's safety with our intelligent Wireless Smart Home Alarm System. Designed for quick and simple setup, this DIY security...

£158.88

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Unbranded Wireless Smart Home Alarm System With App Notifications, DIY Security Kit Featuring Door Sensors And Motion Detector Compatible With Google Assistant

Take charge of your home's safety with our intelligent Wireless Smart Home Alarm System. Designed for quick and simple setup, this DIY security...

£163.31

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Aqara Door Window Sensor P1 Smart Home Wireless Anti-theft Homekit Induction Door Magnetic Alarm Zigbee 3.0 Aqara Home Devices 1005008851098242

Aqara Door Window Sensor P1 Smart Home Wireless Anti-theft Homekit Induction Door Magnetic Alarm Zigbee 3.0 Aqara Home Devices

£19.39

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GreenZech (EU Plug) Smart Home Video Dooebell WiFi 1080P 160 IR Night Vision Wireless Door Bell with Motion Sensor

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£235.22

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GreenZech (UK Plug) Smart Home Video Dooebell WiFi 1080P 160 IR Night Vision Wireless Door Bell with Motion Sensor

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£235.22

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GreenZech (US Plug) Smart Home Video Dooebell WiFi 1080P 160 IR Night Vision Wireless Door Bell with Motion Sensor

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£235.22

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Wireless GSM Burglar Home Security Alarm WIFI System With Motion Sensor Door Detector Tuya Smart Life App Remote Monitoring(A) DRDBCPCDA-A

Added wired defense zone access Low voltage alarm reminder Wifi+GSM networking, support APP push, voice monitoring and other multi-channel alarm methods Support multiple defense zone types such as defense zone, perimeter defense zone, 24-hour defense zone, etc. 5 sets of preset alarm calls, set their SMS switch and voice switch respectively, Manufacturer: WAFOHSR

£100.47

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Bosch Smart Home door/window contact II [+M], smart sensor for energy-efficient heating, flexible use in the Bosch Smart Home system or in manufacturer-independent Matter systems, set of 3 N-4062321894726

Smart sensor: reliably detects open doors and windows, shows their status in the app and serves as a trigger for actions or scenarios in the smart home thanks to the integrated button Save on heating costs: Window sensor detects open windows, enabling the smart radiator thermostats to be automatically turned down via the “Sustainable ventilation” service to save energy and money Break-in protection: Once integrated into the Bosch Smart Home alarm system, the door and window alarm is triggered when it senses the unauthorised opening of doors and windows Flexible use: Can be integrated into the Bosch Smart Home system with the Bosch Smart Home controller or into any Matter system without a controller; you can select the type of use during installation Discreet design: The door/window sensor with an extra-thin magnet (3 mm) fits into the overall living environment in an unobtrusive manner and can be fitted to window frames with multiple glazing Maximum added value: You need a Bosch Smart Home controller to integrate the device into your Bosch Smart Home system, Weight: 0.25132697868 Pounds, Manufacturer: Bosch Smart Home

£89.50

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Amazon Marketplace - CreativeMind Products

Bosch Smart Home door/window contact II [+M], smart sensor for energy-efficient heating, flexible use in the Bosch Smart Home system or in manufacturer-independent Matter systems, set of 3 N-4062321894726

Smart sensor: reliably detects open doors and windows, shows their status in the app and serves as a trigger for actions or scenarios in the smart home thanks to the integrated button Save on heating costs: Window sensor detects open windows, enabling the smart radiator thermostats to be automatically turned down via the “Sustainable ventilation” service to save energy and money Break-in protection: Once integrated into the Bosch Smart Home alarm system, the door and window alarm is triggered when it senses the unauthorised opening of doors and windows Flexible use: Can be integrated into the Bosch Smart Home system with the Bosch Smart Home controller or into any Matter system without a controller; you can select the type of use during installation Discreet design: The door/window sensor with an extra-thin magnet (3 mm) fits into the overall living environment in an unobtrusive manner and can be fitted to window frames with multiple glazing Maximum added value: You need a Bosch Smart Home controller to integrate the device into your Bosch Smart Home system, Weight: 0.25132697868 Pounds, Manufacturer: Bosch Smart Home

£89.52

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ULTRALOQ Smart Lock U-Bolt WiFi Keyless Entry Door Lock with Door Sensor Voice Control with Alexa App Remote Access Share Access U-Bolt WiFi SN

ULTRALOQ Smart Lock U-Bolt WiFi Keyless Entry Door Lock with Door Sensor Voice Control with Alexa App Remote Access Share Access

£170.20

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Unbranded M2 Wireless 720P Smart WiFi Video Doorbell Door Phone Intercom with DingDong Chime PIR Sensor Alarm Night Vision

Description : High definition video make the communication more clear. Long distance signal transmission, support mobile phone real time monitoring.

£67.00

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Unbranded Wireless WiFi Smart Home Security DIY Alarm System with Motion Detector Door Window Sensor Siren APP Control No Monthly Fees Quick Installation

Experience top-tier home security with our Wireless WiFi Smart Home Security System. Designed for hassle-free setup and full self-monitoring, it...

£80.73

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coolo Zigbee Door Sensor Window Open Closed Contact Brightness Vibration Detector Smart Home Alarm Security Protection For TUYA 2MQTT 1005012149612509

Zigbee Door Sensor Window Open Closed Contact Brightness Vibration Detector Smart Home Alarm Security Protection For TUYA 2MQTT

£3.05

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Aqara Door Window Sensor Zigbee Matter Smart Home Mini Wireless Alarm Low Power Works with Apple HomeKit Xiaomi Mi Home and More 1005010363144783

Aqara Door Window Sensor Zigbee Matter Smart Home Mini Wireless Alarm Low Power Works with Apple HomeKit Xiaomi Mi Home and More

£12.69

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Unbranded M2 Wireless 720P Smart WiFi Video Doorbell Door Phone Intercom with DingDong Chime PIR Sensor Alarm Night Vision

Description : High definition video make the communication more clear.Long distance signal transmission, support mobile phone real time...

£60.58

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Aqara Smart Home Kits Zigbee Gateway Hub M1S Wireless Switch Lamp Door Motion Temperature Sensor for Mihome Homekit 1005007175901885

Aqara Smart Home Kits Zigbee Gateway Hub M1S Wireless Switch Lamp Door Motion Temperature Sensor for Mihome Homekit

£8.49

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Earykong Tuya WiFi Door Sensor Close Open Window Detector Smart Life APP Remote Control Notification Home Security Alarm For Alexa Google 1005009811710288

Tuya WiFi Door Sensor Close Open Window Detector Smart Life APP Remote Control Notification Home Security Alarm For Alexa Google

£3.89

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Wireless GSM Burglar Home Security Alarm WIFI System With Motion Sensor Door Detector Tuya Smart Life App Remote Monitoring(C) DRDBCPCDA-C

Added wired defense zone access Low voltage alarm reminder Wifi+GSM networking, support APP push, voice monitoring and other multi-channel alarm methods Support multiple defense zone types such as defense zone, perimeter defense zone, 24-hour defense zone, etc. 5 sets of preset alarm calls, set their SMS switch and voice switch respectively, Manufacturer: WAFOHSR

£155.92

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Amazon Marketplace - ChenXiaoMin2025

Wireless GSM Burglar Home Security Alarm WIFI System With Motion Sensor Door Detector Tuya Smart Life App Remote Monitoring(D) DRDBCPCDA-D

Added wired defense zone access Low voltage alarm reminder Wifi+GSM networking, support APP push, voice monitoring and other multi-channel alarm methods Support multiple defense zone types such as defense zone, perimeter defense zone, 24-hour defense zone, etc. 5 sets of preset alarm calls, set their SMS switch and voice switch respectively, Manufacturer: WAFOHSR

£133.96

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Wireless GSM Burglar Home Security Alarm WIFI System With Motion Sensor Door Detector Tuya Smart Life App Remote Monitoring(H) DRDBCPCDA-H

Added wired defense zone access Low voltage alarm reminder Wifi+GSM networking, support APP push, voice monitoring and other multi-channel alarm methods Support multiple defense zone types such as defense zone, perimeter defense zone, 24-hour defense zone, etc. 5 sets of preset alarm calls, set their SMS switch and voice switch respectively, Manufacturer: WAFOHSR

£193.90

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Amazon Marketplace - ChenXiaoMin2025

Earykong eWeLink Door Open Closed Sensor Window Detector Security Burglar Smart Linkage Work With eWeLink Gateway Alexa Alice Zigbee 3.0 1005009966635280

eWeLink Door Open Closed Sensor Window Detector Security Burglar Smart Linkage Work With eWeLink Gateway Alexa Alice Zigbee 3.0

£3.51

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Wireless GSM Burglar Home Security Alarm WIFI System With Motion Sensor Door Detector Tuya Smart Life App Remote Monitoring(E) DRDBCPCDA-E

Added wired defense zone access Low voltage alarm reminder Wifi+GSM networking, support APP push, voice monitoring and other multi-channel alarm methods Support multiple defense zone types such as defense zone, perimeter defense zone, 24-hour defense zone, etc. 5 sets of preset alarm calls, set their SMS switch and voice switch respectively, Manufacturer: WAFOHSR

£172.80

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Amazon Marketplace - ChenXiaoMin2025

Wireless GSM Burglar Home Security Alarm WIFI System With Motion Sensor Door Detector Tuya Smart Life App Remote Monitoring(F) DRDBCPCDA-F

Added wired defense zone access Low voltage alarm reminder Wifi+GSM networking, support APP push, voice monitoring and other multi-channel alarm methods Support multiple defense zone types such as defense zone, perimeter defense zone, 24-hour defense zone, etc. 5 sets of preset alarm calls, set their SMS switch and voice switch respectively, Manufacturer: WAFOHSR

£184.06

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Amazon Marketplace - ChenXiaoMin2025

Wireless GSM Burglar Home Security Alarm WIFI System With Motion Sensor Door Detector Tuya Smart Life App Remote Monitoring(M) DRDBCPCDA-M

Added wired defense zone access Low voltage alarm reminder Wifi+GSM networking, support APP push, voice monitoring and other multi-channel alarm methods Support multiple defense zone types such as defense zone, perimeter defense zone, 24-hour defense zone, etc. 5 sets of preset alarm calls, set their SMS switch and voice switch respectively, Manufacturer: WAFOHSR

£169.99

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Amazon Marketplace - ChenXiaoMin2025

GreenZech (Compatible with Alexa & Google) Smart Home Security WIFI Alarm System 120dB PIR Detector Door/Window Sensor Wireless App Burglar Works with Alexa

Features: WIFITuyaAPPControl:...

£117.56

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Bosch Smart Home door/window contact II [+M], smart sensor for energy-efficient heating, flexible use in the Bosch Smart Home system or in manufacturer-independent Matter systems, set of 3 M4-2IT5-EU46

Smart sensor: reliably detects open doors and windows, shows their status in the app and serves as a trigger for actions or scenarios in the smart home thanks to the integrated button Save on heating costs: Window sensor detects open windows, enabling the smart radiator thermostats to be automatically turned down via the “Sustainable ventilation” service to save energy and money Break-in protection: Once integrated into the Bosch Smart Home alarm system, the door and window alarm is triggered when it senses the unauthorised opening of doors and windows Flexible use: Can be integrated into the Bosch Smart Home system with the Bosch Smart Home controller or into any Matter system without a controller; you can select the type of use during installation Discreet design: The door/window sensor with an extra-thin magnet (3 mm) fits into the overall living environment in an unobtrusive manner and can be fitted to window frames with multiple glazing Maximum added value: You need a Bosch Smart Home controller to integrate the device into your Bosch Smart Home system, Weight: 0.25132697868 Pounds, Manufacturer: Bosch Smart Home

£88.95

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Amazon Marketplace - distribuzione

IMOU Smart Alarm Security Kit, includes: 1x ZG2 Smart Gateway with Built-in Alarm Siren, 2x ZD1 Door & Window Sensors, 1x IMOU ZP1 Motion Sensor & 1x ZE1 Wireless Switch & Emergency Button

Complete 5-Piece Smart Home Security Kit – Includes ZG2 gateway, motion sensor, 2× door/window sensors, and emergency button. A complete solution to monitor entry points, detect movement, and respond instantly to security events. Real-Time Alerts & App Control Anywhere – Receive instant notifications via the IMOU app when motion or door activity is detected. Arm or disarm your system remotely and stay connected to your home security anytime, anywhere. Accurate Motion & Entry Detection – PIR motion sensor detects human presence even in the dark, while door/window sensors trigger alerts when opened. Ideal for doors, windows, cabinets, and drawers. Emergency Panic Button for Instant Help – One-touch emergency alarm button sends alerts and triggers the gateway alarm. Supports single press, double press, and long press for custom smart home actions. Easy Installation with Long Battery Life – Wireless Zigbee system with up to 200m communication range and up to 2-year battery life. Simple wall-mount setup with no complex wiring required., Weight: 0.8377565956 pounds, Manufacturer: Imou

£99.00

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Amazon Marketplace - FONUA UK

Bosch Smart Home door/window contact II [+M], smart sensor for energy-efficient heating, flexible use in the Bosch Smart Home system or in manufacturer-independent Matter systems, set of 3 M4-2IT5-EU46

Smart sensor: reliably detects open doors and windows, shows their status in the app and serves as a trigger for actions or scenarios in the smart home thanks to the integrated button Save on heating costs: Window sensor detects open windows, enabling the smart radiator thermostats to be automatically turned down via the “Sustainable ventilation” service to save energy and money Break-in protection: Once integrated into the Bosch Smart Home alarm system, the door and window alarm is triggered when it senses the unauthorised opening of doors and windows Flexible use: Can be integrated into the Bosch Smart Home system with the Bosch Smart Home controller or into any Matter system without a controller; you can select the type of use during installation Discreet design: The door/window sensor with an extra-thin magnet (3 mm) fits into the overall living environment in an unobtrusive manner and can be fitted to window frames with multiple glazing Maximum added value: You need a Bosch Smart Home controller to integrate the device into your Bosch Smart Home system, Weight: 0.25132697868 Pounds, Manufacturer: Bosch Smart Home

£89.52

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Unbranded Bakeey Smart Wireless WIFI Alarm System With GSM Infrared Detetor Door and Window Sensor Remote Controler Wireless Doorbell Button Home Anti theft Al

Specification: Power supply: 110~230VAC (input) 5V/1. 0A (output) Backup battery: 3.7V/500 mAh Note: The door sensor and pet-proof infrared detector...

£105.00

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NONE Tuya Zigbee Door Window Sensor Alarm Detector Burglar Magnetic Contact Open Closed For Alexa Echo Yandex Z2M Smart Home Security 1005010658730128

Tuya Zigbee Door Window Sensor Alarm Detector Burglar Magnetic Contact Open Closed For Alexa Echo Yandex Z2M Smart Home Security

£3.59

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AliExpress UK

Unbranded Wireless WiFi Smart Home Security DIY Alarm System with Motion Detector, App Control Door Window Sensor 120Db Alert No Monthly Fees Home Burglar

This Wireless WiFi Smart Home Security DIY Alarm System is designed to offer peace of mind without compromising affordability. With no monthly fees...

£56.41

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GreenZech (Type 3) Smart Wireless WIFI Alarm System With GSM Infrared Detetor Door and Window Sensor Remote Controler Wireless Doorbell Button Home Anti-theft A

Descriptions:...

£299.84

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shine-tale Zigbee 3.0 /WiFi Door Window Sensor Security Alarm APP Remote Monitor Smart Home Security Window Detector for Tuya Alexa Google 1005010754597380

Zigbee 3.0 /WiFi Door Window Sensor Security Alarm APP Remote Monitor Smart Home Security Window Detector for Tuya Alexa Google

£5.01

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AliExpress UK

Bosch Smart Home door/window contact II [+M], smart sensor for energy-efficient heating, flexible use in the Bosch Smart Home system or in manufacturer-independent Matter systems, set of 3 B0DK7P9NSL

Smart sensor: reliably detects open doors and windows, shows their status in the app and serves as a trigger for actions or scenarios in the smart home thanks to the integrated button Save on heating costs: Window sensor detects open windows, enabling the smart radiator thermostats to be automatically turned down via the “Sustainable ventilation” service to save energy and money Break-in protection: Once integrated into the Bosch Smart Home alarm system, the door and window alarm is triggered when it senses the unauthorised opening of doors and windows Flexible use: Can be integrated into the Bosch Smart Home system with the Bosch Smart Home controller or into any Matter system without a controller; you can select the type of use during installation Discreet design: The door/window sensor with an extra-thin magnet (3 mm) fits into the overall living environment in an unobtrusive manner and can be fitted to window frames with multiple glazing Maximum added value: You need a Bosch Smart Home controller to integrate the device into your Bosch Smart Home system, Weight: 0.25132697868 pounds, Manufacturer: Bosch Smart Home

£89.50

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Amazon

Aqara Door Window Sensor E1 ZigBee 3.0 MCCGQ14LM APP Remote Control For Smart Home Work With Xiaomi Mijia APP Apple HomeKit 1005008633874062

Aqara Door Window Sensor E1 ZigBee 3.0 MCCGQ14LM APP Remote Control For Smart Home Work With Xiaomi Mijia APP Apple HomeKit

£12.79

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AliExpress UK

Homematic IP Smart Home Window and Door Contact, Optical, White + Brown Cover, Digital Sensor, Efficient Heating, Window Monitoring via App, Energy Saving, Alexa, Google Assistant, 157857A0

Long battery life thanks to AAA battery. Matching cover cap for white and brown doors or windows are included. Direct mounting on the window frame without additional magnetic contact. Quick and easy installation with double-sided adhesive tape. Detects the status of windows and doors (open/closed) to activate both heating control devices and safety components.

£68.99

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Amazon Marketplace - Semantic UK