FCI S241575-FC Category : FCI Unlike my other FCI-rebranded System Sensor SpectrAlert Classic, this one does not have an FCI logo on the front. Brand FCIModel S241575-FCManufacturer System SensorType Alarm (Strobe)
System Sensor SP1W2475ADA Category : System SensorThe strobe portion can detach from the speaker body.
Simplex 2904-9103 Category : SimplexThis unit is a light, not a strobe. I’m pretty sure that 2904-9103 is the correct model number.
