System Sensor P2R – FireAlarms.tv - jjinc24/U8oL0's Fire Alarm Collection

Category : System Sensor

The strobe portion can detach from the speaker body.

Category : Simplex

This is the Simplex 4010 user interface which was taken out of a broken 4010.

Category : Space Age Electronics

I’m pretty sure that the horn on this unit is made by Space Age Electronics. Otherwise, it’s probably a Wheelock...