FAQ's and Troubleshooting


How many First Alert® OneLink® alarms can be interconnected together?

As with hardwired units, NFPA states that up to 18 total units can be interconnected (RF Wireless or hardwired) with a maximum of 12 of those being smoke alarms.

See our lineup of OneLink Wireless Battery and OneLink Wireless Hardwired Alarms.

»Download OneLink Wireless Alarms FAQ's in pdf format.