First Alert / BRK to Kidde Smoke Alarm Quick Convert Adapter

The quick convert adapter allows the installation of a new Kidde alarm to an existing competitive wiring harness. This allows for easy installation when replacing the specified smoke alarm brands with a Kidde product. The smoke alarm adapter also allows the specified approved brands and models to be interconnected with other Kidde products. The KA-B2 can only be used when replacing the following models that have a plug-in connector and are manufactured before June 1, 2003: First Alert models: SA4121B BRK models: 4120, 4919, 5919, 86RAC. The KA-B2 adapter can be used on all AC/DC Kidde smoke and combination alarms. Each adapter includes a 5-year limited warranty.