Ring Alarm Window & Door Contact Sensor- 2 Pack

Ring Alarm Window & Door Contact Sensor- 2 Pack

Ring Alarm Window & Door Contact Sensor- 2 Pack

  • Expand your Ring Alarm system to secure each door and window in your home
  • Get alerts as soon as your windows or doors open
  • Ring Alarm Security Kit required (must be purchased separately)

$99.99 for a single smart sensor installation of up to 3 sensors.
$34.99 for each additional smart sensor installation in increments of 3 sensors or as an incremental installation to an order.

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Ring Alarm Window & Door Contact Sensor- 2 Pack

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Product Overview

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 someones tampers with Contact Sensors

Product Features

Expand your Ring Alarm Kit

The Alarm Contact Sensor requires the Ring Alarm Base Station and expands your whole-home security system.

Smart Security in your hands

Monitor your home from any iOS or Android device.

Instant mobile alerts

Get alerts on your phone and tablet when doors or windows are opened in your home.

Easy installation

Easily mounts to door and window frames.

Product Specifications


Per Sensor: 3.23 in. x 0.98 in. x 0.94 in. (8.2 cm. x 2.5 cm. x 2.4 cm.)




3V Lithium Battery Included

Battery Life

~3 Years


Z-Wave (250-foot range to Base Station)


Mounts to Door and Window Frames

Maximum Distance Between Sensors

5-8 inches

Operating Conditions

32°F to 120°F (0°C to 49°C)

Setup Requirements

Ring Alarm Kit


1 year limited warranty

California Proposition 65 Warning

WARNING- Cancer and Reproductive Harm- www.P65Warnings.ca.gov


Smart Sensor Installation

A compatible mobile device is required for setup
A compatible host device, such as a smart thermostat, is required to pair the sensor with
Active WiFi may be required, please have your WiFi information available
We will work with you to determine the best location for each sensor
We will place the sensor or mount it using the included hardware
We will pair and setup the sensor with a compatible host device
We will teach you how to use the device

1OnTech received the highest score in the J.D. Power 2018-2019 U.S. Telecom in-Home Service Technician Studies. For J.D. Power award information, visit jdpower.com/awards.

2Customer Satisfaction rating based on internal customer surveys for in-home service.