System Sensor PC241575W This is a white, ceiling mount SpectrAlert classic. Brand System SensorModel PC241575WManufacturer System SensorType Alarm (Horn/Strobe)
Simplex 2099-9761 Category : SimplexThe addressable part of this pull station was removed by its previous owner.
Wheelock RSSWP-2475W Category : WheelockThis alarm has a weathered strobe, unlike my other Wheelock RSSWP-2475.