Firex Smoke Alarm to First Alert Adapters – Six (6) ADF-12 – No re-wiring!
Firex Compatibility: 406 (G-6), 4518 (ADC), 4618 (FADC, shown in picture), 484 (PG-40), 4480 (PAD), 5700 (ADH), and 499 Firex alarms. Six new First Alert ADF-12 adapters can easily convert many Firex smoke alarm plugs made after January 2004 to your new First Alert and BRK fire alarms.