Standard 456 Category : Standard After breaking the glass on the front of the pull station, the switch inside would be released. Brand StandardModel 456Manufacturer UnknownType Pull Station
System Sensor PS2475ADA Category : System SensorThis is a really odd horn/strobe. The horn is actually a mini horn, so it makes a really high-pitched tone.
Faraday 5940 Category : FaradayYou can see straight through the grille on this horn to the metal plate on the mechanism.
Simplex 2902-9207 Category : SimplexThis is a chime that is specifically made for fire protection purposes.
