Alarm installation parts
Adapter parts for compatible smoke alarm installations. Prices are from a US shop in USD, as seen on the date shown; confirm Canadian availability and suitability with the seller.
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First Alert
First Alert BRK/Kidde Smoke Alarm Adapter Plug (Pack of 12) - ADK-12
$28.95
Price as of November 10, 2026 at firstalertstore.com
Published by Alarm Installers. How we check each alarm company.