This loop-powered interface can be expanded from four to eight ways with the addition of a CA737PCB. It offers four or eight monitored 12.5mA sounder circuits, capable of powering up to two self-testing evacuation alert sounders per flat. Additionally, it features an onboard short circuit loop isolator for enhanced safety. Ideal for ensuring robust and reliable alert systems in residential buildings. Features A loop-powered 4-8 way flat interface for use on a C-TEC EVAC-ALERT system Provides 4 or 8 monitored 12.5mA sounder circuits to power up to 2 self-testing evacuation alert sounders per flat. Includes an onboard short circuit loop isolator
