Firex Replacement Kit to Replace Old Firex 120V AC Wire-in Smoke Alarm

Firex i4618 (21007581) AC Smoke Alarm with Battery Back-up and False Alarm Control (Upgraded to SMACFEX-20-9003)

Firex 120-1072B AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 4718 AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex CUAC10YFEX 10-Year Hardwired Combination Smoke and Carbon Monoxide Detector with Interconnected Alarm LED Lights

Firex 46182 AC Smoke Alarm with 9 Volt Battery Back-up and False Alarm Control (Upgraded to REPL-KIT)

Firex 428 AC Smoke Alarm Detector with LED Indicator, 120 Volt

Firex 120-1070B AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex FADC AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex AD AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 120-1056E AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 120-1182 AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 4618 AC Smoke Alarm with Battery Back-up and False Alarm Control (Upgraded to REPL-KIT)

Firex ADC AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 4418 AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 46184 120V AC Direct Wire with Battery Back-up Smoke Alarm with Moisture Resistant Coating (Upgraded to REPL-KIT)

Firex 120-1072C AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 120-538B AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex 406 AC Smoke Alarm Detector with LED Indicator, 120 Volt

Firex 4580 Photoelectric Smoke Alarm Detector, 120V AC Direct Wire with Battery Back-up (Upgraded to P12040 + KA-F)

Firex i5000 (21007582) 120V AC Direct Wire Smoke Alarm with Alkaline Battery Back-up and False Alarm Control (Upgraded to SMACFEX-20-9003)

Firex 120-1070 AC Smoke Alarm with Battery Back-up and False Alarm Control

Firex PAD Photoelectric Smoke Alarm Detector, 120V AC Direct Wire with Battery Back-up (Upgraded to P12040 + KA-F)

Firex 408 120VAC Ionization Smoke Alarm