Other products by Ring
(Tech Support Website)

MSRP: $149.99

Retrofit Alarm Kit


Have a wired alarm system? Make it smart with Ring Retrofit Alarm Kit – a wired-to-wireless bridge that conveniently connects your existing hardwired contact sensors to your Ring Alarm system. Requires Ring Alarm Base Station. Professional installation recommended (but not required).


*Existing wired contact zones must be in good working order.

*Requires the Ring Alarm Security Kit (sold separately).

*For use in the continental US (including Alaska and Hawaii) and Canada (excluding Quebec).


New life for old alarms

Connect your existing hardwired contact sensors to your wireless Ring Alarm system, and control it all from the Ring app. Get started with help from a professional alarm installer (recommended but not required). Wire up to 8 zones with one Retrofit Alarm Kit (Note: not for use with wired smoke or CO detectors or existing keypads).


Control it all from the free Ring app

Receive mobile notifications when connected wired zones are opened. Arm and disarm your system with a simple tap. Even manage all your Ring Video Doorbells, Cameras and Alarm devices from one simple dashboard.


Add an extra layer of protection for only $10/month

Get even more out of all your Ring devices every day with ​Ring Protect Plus​, a subscription service that lets you review video events, adds 24/7 professional monitoring for Ring Alarm and so much more.*


From the everyday to the unexpected:

Get unlimited video recording for up to 60 days.
Stay online with cellular backup.
Extend the warranty on all your Ring devices at one address.
Get 24/7 professional monitoring to dispatch real-time emergency responders when break-ins or any other security threat is detected.
*Details available at ​Ring Protect Plus​.



4.53 in. X 4.53 in. X 1.0 in.



2 X 3V Lithium 123 Batteries Included


Battery Life

5 years with 100 events per day. "Events" defined as either open/close events or the 70 minute supervisory message sent from the device to the Base Station to report that the device is online.



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


Prop 65WARNING: This product contains chemicals including Styrene which is known to the state of California to cause cancer, and Bisphenol A (BPA), which is known to the state of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

In certain instances promotional prices will be offered listed above as a “Price with Rebate”, and are typically dated. In these cases Instant Rebate (IR) pricing is good sometimes only for the day only or only for the week. In order to be eligible for IR pricing – the order must be paid for AND picked up/shipped out. If you are placing an online order outside of business hours within your respective time zone, please add a note to your order for the team to confirm the pricing, or contact the branch the following business day to ensure that the item pricing carries over into the subsequent period. If an alternate branch location is still open in another time zone, please reach out to that group.

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