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££35.99 () Includes selected options. Includes initial monthly payment and selected options. Details
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Returnable within 30 days of receipt
Item can be returned in its original condition for a full refund or replacement within 30 days of receipt
Payment
Secure transaction
We work hard to protect your security and privacy. Our payment security system encrypts your information during transmission. We don’t share your credit card details with third-party sellers, and we don’t sell your information to others. Learn more
Dispatches from
Amazon
Sold by
Amazon
Returns
Returnable within 30 days of receipt
Item can be returned in its original condition for a full refund or replacement within 30 days of receipt
Ring Alarm Contact Sensor... has been added to your Basket

Ring Alarm Contact Sensor (2nd Generation) - 2 pack

4.7 4.7 out of 5 stars 786 ratings

£35.99
FREE Returns
Return this item for free
  • Free returns are available for the shipping address you chose. For a full refund with no deduction for return shipping, you can return the item for any reason in new and unused condition.
  • Learn more about free returns.

Purchase options and add-ons

  • Get real-time notifications the moment a door or window opens in your home.
  • Now with a more compact design and slim removable magnets for easy installation, even when space is limited.
  • Easy, tool-free installation.
  • Mounts to doors and window frames.
  • 4 x CR2032 Lithium Coin Cell 3V.
  • Requires Ring Alarm Base Station. Compatible with 1st and 2nd generation Ring Alarm devices and accessories.
  • Alexa can notify you when your Ring Alarm Contact Sensors and Motion Detectors are running low on batteries.

We want you to know

This product ships and is configured to operate within the United Kingdom and Ireland. Activate Assisted Monitoring and 4G backup in case your internet goes down, with an optional Ring Protect Plus Plan (subscription sold separately). Find more details here.

Ring Alarm
Smart security with no long term commitments

Smart security with no long term commitments

Bring security inside your home. Get mobile notifications and trigger a siren when motion is detected and when doors or windows are opened. Set up your Ring Alarm in minutes without the need for tools or professional installation. Combine Ring Alarm with your Stick Up Cam or other Ring devices, and manage your home security from one central location - the free Ring app.

Do it all yourself

Do it all yourself

Everything you need to get started is in the box and works in any home. Never worry about service appointments or long-term commitments. It's that simple.

Pet-Friendly Sensors

Pet-Friendly Sensors

Pet-friendly motion detectors to avoid unnecessary notifications from pets weighing under approximately 22 kgs, when mounted at 2.1 metres above ground and set at the lowest motion sensitivity setting.

Add an extra layer of security for only £8 a month

With an optional Ring Protect Plus plan, get more for less. Always connected, and always protected with 4G backup in case your internet goes down. Opt-in to Assisted Monitoring via the Ring app and Ring Alarm will automatically call three emergency contacts during an Alarm event. So someone you trust can respond, even if you're on a plane without phone coverage. Learn more about Ring Protect Plus and pricing here

Ring Alarms
"Alexa, arm Ring in Away mode."

Works with Alexa

Works with Alexa-enabled devices so you can control your system with your voice. Just say “Alexa, arm Ring in Away mode” when you head out.

What's in the box?

Technical Details

Ring Alarm Contact Sensor (2nd Generation)

Power

2 x CR2032 Lithium Coin Cell 3V batteries

Operating Conditions

Indoor use, 0°C to 49°C

Dimensions

4 cm x 5.3 cm x 1.4 cm

Siren

No

Installation

Mount to door or window frame

Connectivity

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

Warranty & Service

1-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.

Support

Click here to view more information on the Ring Alarm Kit (2nd Generation) support page.

Looking for specific info?

See questions and answers

Customer reviews

4.7 out of 5 stars
4.7 out of 5
786 global ratings

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