Battery & mains-powered Smoke Interlinked Alarms

Kidde Firex KF20 Twin Pack -Mains Powered Smoke Alarm with Alkaline Back-up Battery

Aico EI146E Interlinked Optical Smoke Alarm

FireAngel SW1-R Interlinked Optical Smoke Alarm with 1-year battery

Replacement for Ei161, Ei161RC and Ei161e Mains Powered Smoke Alarms

FireAngel SW1-PF-T Mains Powered Optical Smoke Alarm with 9V Back-Up Battery

Replacement for Ei151 Mains Powered Smoke Alarm with Masking Plate and Easichange Pen

Replacement for Ei166, Ei166RC and Ei166e Mains Powered Smoke Alarms

Replacement Heat Alarm for BRK 690MBX - easichange SBBRKHE

FireAngel Pro Connected Battery & mains-powered Interlinked Smart smoke alarm