Alarm Window and Door Contact Sensor

Expand your Ring Alarm system to secure each door and window in your home, and get alerts as soon as they open.

*Requires the Ring Alarm Security Kit.

*Ring Alarm and the professional monitoring service are available and ship only within the U.S. (excluding American Samoa, Guam, Northern Mariana Islands, Puerto Rico, and the U.S. Virgin Islands) and Canada (excluding Quebec).

Make Sure the Doors
and Windows Are Shut

Ring Alarm Contact Sensors easily mount to any door or window frame in your home for easy, DIY installation. Connect them to your Ring Alarm Base Station and receive mobile alerts from the Ring app whenever your doors or windows open. You’ll always be the first to know when something’s ajar.

• Requires the Ring Alarm Security Kit
• Triggers your Alarm when someone tampers with Contact Sensors