Fire-Lite MS-4424 fire alarm control panel main CPU board (4XAMB REV) with matching annunciator display panel. Date coded 01/95. Includes Zettler AZ941 relays, Aromat DS2E relays, LM317T voltage regulators, and full component complement. Annunciator panel shows AC Power, System Alarm, Release, Supervisory, System Trouble, Circuit Trouble, Alarm Silenced, Power Trouble, and zone indicators with four red action buttons. Pulled from a fire suppression installation. Sold as-is for parts or repair.

"Includes auxiliary terminal board."