Best Interconnected Smoke Alarms

First Alert Hardwired Wireless Interconnect Smoke Alarm

Kidde P4010ACLEDSCA integrated 120 V AC wire-in smoke alarm with LED strobe light--10-year sealed battery backup and

Honeywell 5808W3 Wireless Photoelectric Smoke/Heat Detector

Kidde Smoke Detector, Hardwired with Battery Backup & Interconnect, Battery Included

First Alert SC9120LBLA Hardwire Smoke/Carbon Monoxide Alarm 10 Year Battery

Kidde P3010K-CO Worry-Free Kitchen Photoelectric Smoke and Carbon Monoxide Alarm with 10 Year Sealed Battery

Kidde I12040CA 120V AC (Hardwired) Ionization Smoke Alarm with 9V Battery Backup and Hush Button, White

First Alert 3120BA Hardwire Dual Photoelectric and Ionization Sensor Smoke Alarm with Battery Backup

Kidde i9010 Sealed Lithium Battery Power Smoke Alarm

First Alert SA3210 Dual Sensor Smoke and Fire Alarm with 10-Year Sealed Battery