Best Door Window Sensors Deals Online in the UK (10 Deals Found)

Last Updated - 15/12/2025 Sort By:

Best Choice
Tapo

New
Tapo T110 Smart Door Alarm, Window Door Alarm Sensor with Real-Time Monitoring, Instant Push Notifications, Create a Sma
Window/ Door Safeguard – Monitor the opening and closing of windows, doors, cabinets, the fridge, or the mailbox in real

£12.49 £14.99
19% Off
TECKNET

New
TECKNET Door Alarm Sensor, Window Alarms Sensors, 2-in-1 Alarm & Chime, 3-level Volume Control, Door Sensor for Home Sec
Quick Alarm & 3 Modes: The "Alarm" mode will immediately activate a continuous and super strong siren when the sensor an

£10.48 £12.99
Best Value
VOXON

New
VOXON Wireless Door and Window Alarm Sensor 2 Pack 2 Modes Magnetic Window Door Burglar Alarm with 100dB Loud for Kids S
【Safe and Secure】 This window alarm can instantly detect any movement in your door or window. Now you can keep intruders

£9.99 £15.99
SENCKIT

New
WiFi Door and Window Sensors,Tuya Smart Alarm with Free Notification APP Control Home Security Alarm System, No Hub Requ
[WIFI wireless connection] By connecting WIFI and mobile phone connection, whether you are at home or away, Instant noti

£11.03 £11.62
15% Off
Aqara

New
Aqara Door and Window Sensor, Requires AQARA HUB, Zigbee Connection, Wireless Mini Contact Sensor for Alarm System and S
✽【NOTES】Aqara Hub is required and sold separately. Requires a secured 2. 4 gigahertz Wi-Fi network connection. One Aqara

£14.44 £16.99
TechRise

New
TechRise Door Window Alarm Sensor, 2-in-1 Alarm & Chime, Mini Door Sensor for Home Security, 3-level Volume Control, She
Multifunctional door window alarm: The home security alarm has 3 modes: Chime mode, which emits a "ding dong" prompt sou

£10.48 £11.04
35% Off
eufy Security

New
eufy Security, Entry Sensor, Detects Opened and Closed Doors or Windows, Sends Alerts, Triggers Siren, 2-Year Battery Li
2-year Battery Life: One battery provides 800 days of monitoring.

£12.99 £19.99
Eve

New
Eve Door & Window (Matter) - Smart Sensor for Doors & Windows, Automatic Control of Accessories, Privacy, Matter/Thread,
Check your door or window: See the current open / closed state at a glance, Create automations to control other connecte

£34.95
Eve

Used
Eve Door & Window (Matter) - Smart Sensor for Doors & Windows, Automatic Control of Accessories, Privacy, Matter/Thread,
Check your door or window: See the current open / closed state at a glance, Create automations to control other connecte

£23.45
20% Off
Aqara

New
Aqara Door and Window Sensor P2, Matter over Thread, Requires Thread Border Router, Contact Sensor with Remote Alarm and
[Native Matter Support over Thread] As one of the first sensors to support Matter, the P2 supports access to Apple Home,

£23.99 £29.99

10 Door Window Sensors deals are available from: Amazon stores, starting from £9.99.
The biggest discount we found is 38% on 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 at Amazon.
The lowest price we found is £9.99 while the highest is £34.95.
Prices for the best Door Window Sensors deals average at £16.43.
Last updated on December 15, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Door Window Sensors.