DISCONTINUED. PLEASE SEE THIS ITEM INSTEAD: Gentex S
A Gentex photoelectric, digital technology smoke alarm which can be tandem interconnected with all Gentex tandem capable smoke alarms, CO, alarms or combination smoke/CO alarms including 9123 series, 7139CS series, CO1209 Series and GN-503 Series. Utilizing DUALINK, if one interconnected S1209 alarm annunciates, then up to 12, interconnected units will sound their smoke and/or CO alarm warnings. Specific to this relay model is the A/C dry contacts which sends the alarm warning to a remote monitoring service
One year warranty