Simplex NY This coded pull station is very similar to the IBM NY. Brand SimplexModel NYManufacturer UnknownType Coded Pull Station
System Sensor P4R Category : System SensorUnlike my System Sensor P2R, this alarm does 4-wire operation.
Gentex GMS24-15/75WR Category : GentexThe horn mechanism on this alarm is the exact same one as found on the rectangular electro-mechanical Simplex horn/strobes, such...