Smart, front-line detection for your security system. Door and window sensors can alert you immediately if one opens when it shouldn’t. Receive a text alert if a door or window is opened when your system is armed. Every home is different so we have a range of door and window alarms to fit your needs. Your home is your own.

ADT motion sensors can cover an area as big as 35’ x 40’. That means you can cover several high-traffic areas in your home with just one or two sensors. Movement will trigger the sensor and alert our 24/7 monitoring professionals to send help if there’s an intruder.

Keep yourself and your loved ones safer with sensors that know when a door or window is opened. Sensors can be used to monitor cabinets and drawers and deliver added security for jewelry, cash and other items, with flexible alarm settings to …

2023年10月31日 · You can learn how to fix sensors by referring to your security system user’s manual. If you want to replace a sensor, use the Live Chat button in the bottom right corner of this page to talk to an agent.

2023年10月25日 · A door, window or garage door sensor is usually a two-piece magnetic contact sensor. When the alarm is set and the door or window is opened, the two magnetic sensors are separated from each other, tripping the alarm.

2023年10月9日 · ADT Sensor Options: Door, Window, Glass, and Motion. ADT offers a wide range of sensors — here’s everything you need to know to protect your home with ADT.

2024年10月2日 · The ADT Wireless Door and Window Sensor is used with your ADT Security System to help protect your family by letting you know whenever your door or window is open. It is easy to set up, and you can receive instant alerts with our free mobile app.

Home Security System Sensor Spacers for Blue, ADT Entry Sensor, Door Window Alarm, Pack of 2, 1/2-inch White, Self-Adhesive, Peel and Stick, Optimizes Performance, Durable for Homeowners & DIY

In this guide, we’ll take a closer look at five smart home devices, including fire, smoke, and carbon monoxide sensors, floors and freeze detectors, motion sensors, smart thermostats, and light sensors. While smoke and heat detectors have been around for a …

Get protection for all of your home's entryways with the Blue by ADT battery-operated sensors. These wireless sensors are easy to set-up in any window or doorway using the included self-adhering tape.