BRK Electronics First Alert SA520 120V AC/DC Wireless OneLink Smoke Alarm Bridge Unit (Upgraded to SA520B)

Firex 12220 Carbon Monoxide and Smoke Alarm Battery Powered (DC) (Upgraded to 30CUDR-V)

Firex 12200 (FADCM-B) Carbon Monoxide and Smoke Alarm Battery Powered (DC) (Upgraded to 30CUDR-V)

BRK Electronics First Alert SA86B 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SM6W01)

First Alert BRK SA4919B 120V AC Hardwired Ionization Smoke Alarm (Upgraded to SM6W01)

First Alert BRK SA4120B 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SM6W01)

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

Firex 408 120VAC Ionization Smoke Alarm

BRK Electronics First Alert SA511 OneLink Wireless Battery Smoke Alarm with Voice (Upgraded to SMCO500V)

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

BRK Electronics First Alert SA4919 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SM6W01)

First Alert BRK SA4120 120V AC Hardwired Ionization Smoke Alarm (Upgraded to SM6W01)

BRK Electronics First Alert SA500 OneLink Wireless Battery Smoke Alarm with Voice (Upgraded to SMCO500V)

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

BRK Eletronics First Alert CO511 OneLink Wireless Battery CO Alarm with Voice (Upgraded to SMCO500V)

BRK Electronics First Alert SA86C 120V AC/DC Hardwired with 9V Battery Backup Ionization Smoke Alarm (Upgraded to SM6W01)