Protect your home with high-quality door and window contact sensors. Explore a variety of brands and designs to find the perfect fit for your security needs.

Expand your Ring Alarm system to secure each door and window in your home, and hear chirps as soon as they open. Ring Alarm Contact Sensors mount to any door or window frame in your home for …

Dec 31, 2025 · Discover the 7 best door sensors of 2026 for enhanced security. Compare features, pros, and cons to find the perfect sensor for your home.

Read our dedicated guide on using door contact sensors to trigger alarms when doors or windows are opened without authorization. Watch the video below for more information on door contact sensors, …

Mar 22, 2025 · Door contact sensors are crucial for security, alerting you when doors or windows are opened. In this guide, you’ll learn how they work, the key differences between wired and wireless …

Apr 10, 2024 · What are Matter door and window sensors? Matter-compatible smart door and window sensors - also known as contact sensors - provide security and automation benefits by physically …

Nov 5, 2024 · Explore the ultimate guide to door contacts for maximizing property safety. Learn how door contact sensors work, their crucial role in home security, and discover the best practices for …

Apr 22, 2025 · Door contact sensor alarms tell you whether a door is open or closed. They work by notifying a central computer, which keeps a record and can issue instructions to other pieces of …

Mar 28, 2023 · With Eve Door & Window, know the status of your door or window. See the open/closed state at glance, create automations to control other connected devices throughout your home, and …

A contact sensor, or door/window sensor, is one of the simplest—and most essential—parts of a security system. It sits on a door or window and keeps track of when it opens or closes, giving your system …