First Alert BRK ADK-12 adapter plug enabling seamless retrofit connections.
First Alert BRK ADK-12 retrofit kit for quick installations.
First Alert BRK ADK-12 adapter with compatible Kidde alarms.
First Alert BRK ADK-12 pack of 12 adapters for projects.

First Alert

First Alert BRK ADK-12 Smoke Alarm Adapter Plug for Kidde Hardwire Alarms – Pack of 12

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$31.76

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Why customers choose TaskHolt Tools

Overview

The First Alert BRK ADK-12 Smoke Alarm Adapter Plug is a ready-to-use solution for upgrading fire safety without a full rewire. It lets BRK devices connect with competitive Kidde, Fyrnetics, and Lifesaver alarms, simplifying retrofit projects in homes and apartments. The design emphasizes a tidy, plug-in approach that minimizes disruption while preserving the familiar safety signals you rely on.

Whether you're upgrading aging systems in a rental building or refreshing a single residence, the ADK-12 offers a practical path to broaden compatibility and maintain a consistent alarm network. The result is a reliable, unobtrusive component that works behind the scenes to support improved protection as you swap in newer alarms.

What it does

  • Easily connect BRK alarms to competitive models without rewiring, saving time on retrofit projects.
  • Supports hardwire replacement for Kidde, Fyrnetics, and Lifesaver units, enabling cross-brand upgrades.
  • Compact, plug-in design ideal for retrofit installations in tight ceilings or crowded utility spaces.
  • Includes a pack of 12 adapters to support larger jobs or multiple rooms.
  • Faster turnarounds on job sites with straightforward, tool-free installation.
  • Conserves time and installation costs while keeping safety equipment aligned with current standards.

Compatibility & installation details

The ADK-12 supports a broad family of BRK alarms and a variety of Kidde, Fyrnetics, and Lifesaver models. Review the full list below to confirm fit for your project.

  • Compatible BRK alarms: SC9120B, 4120-series, 9120-series, 7010-series, 5919, 2002RAC, SC6120B, HD6135FB, RM3
  • Compatible Kidde, Fyrnetics, Lifesaver models: 1235-series, 1275-series, 1285-series, 1276 (PE120E), PE120, PI2000, HD135F
  • Maximum network: 18 units total (12 alarms plus 6 other devices) per retrofit

First Alert designs and creates safety products that help protect what matters most. The ADK-12 gives you flexible options for upgrading alarm networks while staying reliable, cost-conscious, and user-friendly. It’s a practical tool for teams and homeowners who want to modernize without sacrificing familiar peace of mind.

FAQ

Q: What is the First Alert BRK ADK-12 adapter used for?

A: An adapter that lets BRK smoke alarms connect to Kidde, Fyrnetics, and Lifesaver units without rewiring; ideal for retrofit projects.

Q: How many alarms can be connected with the ADK-12?

A: Up to 12 alarms plus 6 other devices, totaling 18 units per retrofit.

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