Gentex
Pertronic F220® Synchronizable Notification Appliance Circuits (NAC) are compatible with Sounders, Strobes, and Sounder-Strobes supplied by Gentex
System Sensor
Pertronic F220® Synchronizable Notification Appliance Circuits (NAC) are compatible with Sounders, Strobes, and other Alarm Devices supplied by System Sensor
Wheelock
Pertronic F220® Synchronizable Notification Appliance Circuits (NAC) are compatible with Sounders, Strobes, and other Alarm Devices supplied by Wheelock