Alarm Contact Sensor

2nd Gen

£19.99

Alarm Contact Sensor

2nd Gen

£19.99

Get real-time notifications the moment a door or window opens in your home.

Now with a more compact design and a slim removable magnet for easy installation, even when space is limited.

* Requires Alarm Base Station.
* Compatible with 1st and 2nd generation Alarm devices and accessories.

Delivery & Returns

Free delivery for orders above £40.
£3.95 delivery costs for orders below £40.

We usually deliver orders within 3-5 business days but as a result of COVID-19 measures, order processing and/or delivery times may be longer than normal. Thank you for your patience.

Free Returns
You have 30 days from the date you received your device(s) to request a full refund with no questions asked.

Please contact our customer support team to request a return label. Return will be free of charge as long as it originates from the same country we delivered to.

More information about our Delivery and Returns policy.

Do I need a subscription?

Standard features such as up-to-24-hour backup battery, remote arming and disarming from the Ring app, security modes, Alexa device compatibility and real-time mobile notifications are available out of the box and free for your Ring Alarm.

An optional Ring Protect Plus subscription for £8/month or £80/year covers all the devices in your home and unlocks Assisted Monitoring, so your emergency contacts can get a call when your Alarm is triggered, and Cellular Backup to keep Alarm online if your internet connection is lost.

Get a 30-day trial of Ring Protect when you first set up your Ring Alarm.

Learn more about Ring Protect.

Shop popular accessories

Alarm Outdoor Contact Sensor

£49.00

Get real-time notifications the moment a door or window opens in your home.

Now with a more compact design and a slim removable magnet for easy installation, even when space is limited.

* Requires Alarm Base Station.
* Compatible with 1st and 2nd generation Alarm devices and accessories.

Delivery & Returns

Free delivery for orders above £40.
£3.95 delivery costs for orders below £40.

We usually deliver orders within 3-5 business days but as a result of COVID-19 measures, order processing and/or delivery times may be longer than normal. Thank you for your patience.

Free Returns
You have 30 days from the date you received your device(s) to request a full refund with no questions asked.

Please contact our customer support team to request a return label. Return will be free of charge as long as it originates from the same country we delivered to.

More information about our Delivery and Returns policy.

Do I need a subscription?

Standard features such as up-to-24-hour backup battery, remote arming and disarming from the Ring app, security modes, Alexa device compatibility and real-time mobile notifications are available out of the box and free for your Ring Alarm.

An optional Ring Protect Plus subscription for £8/month or £80/year covers all the devices in your home and unlocks Assisted Monitoring, so your emergency contacts can get a call when your Alarm is triggered, and Cellular Backup to keep Alarm online if your internet connection is lost.

Get a 30-day trial of Ring Protect when you first set up your Ring Alarm.

Learn more about Ring Protect.

Shop popular accessories

Alarm Outdoor Contact Sensor

£49.00
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ExternalVideoDrop

Shop popular accessories

Alarm Outdoor Contact Sensor

£49.00

Open Window Magnet
(2nd Gen)

Leave sliding doors and windows cracked open for ventilation and still have security with Open Window Magnets for Ring Alarm.

* Triggers your Alarm when someone tampers with Contact Sensors.
* Requires the Ring Alarm Security Kit.
* Intended for use with the Ring Contact Sensor (sold separately).
* Open Window Magnet 2nd Gen is already included with the Contact Sensor 2nd Gen. This is only needed as an additional or replacement.

Alarm Outdoor Contact Sensor

Help secure gates, sheds, garages, storage containers and outbuildings with Ring Alarm Outdoor Contact Sensor. Get real-time notifications when your outdoor gate opens, or set the sensor to automatically trigger your Ring Alarm siren when armed in Home or Away mode.

* Weather resistant and battery-powered.
* Easy installation.
* Requires Alarm Base Station.
* Compatible with 1st and 2nd generation Alarm devices and accessories.

Make sure your doors and windows are shut.

Alarm Contact Sensors simply connect to your Alarm Base Station and include a removable slim magnet for easy installation on any door or window frame in your home. Choose to get audio or mobile notifications so you’ll always be the first to know whenever your doors or windows are opened.

  • Trigger your Alarm if someone tampers with Contact Sensors and system is armed in Away or Home Mode.

Tech Specs

Size and Colour
Dimensions

4 cm x 5.3 cm x 1.4 cm

Available colours

White

Power and Connectivity
Battery

2x CR2032 Lithium Coin Cell 3V batteries

Connectivity

Z-Wave (76m range to Base Station open air, line of sight)

Installation
Mounting

Mount to door or window frame

Maximum distance between sensors

2.54 cm

Operating conditions

Indoor use, 0°C to 49°C

Setup requirements

Requires Ring Alarm Base Station (sold with Alarm Security Kit). Compatible with 1st and 2nd generation Ring Alarm devices and accessories.

General
Warranty

One year limited warranty and service included. If you are a consumer, the limited warranty is in addition to your consumer rights and does not jeopardise these rights in any way. Use of Ring Alarm Kit 2nd Generation is subject to the terms found here.