EST G4RF-S2VM This is a speaker/strobe “Genesis.” Brand EST/EdwardsModel G4RF-S2VMManufacturer ESTType Alarm (Speaker/Strobe)
Simplex 2901-9333 Category : SimplexThis bell is compatible with some of Simplex’s strobe plates, such as the Simplex 4904-9139.
System Sensor MASS2475ADA Category : System SensorMASS stands for “Multi-Alert Sounder/Strobe.” As the name suggests, it can do more than one tone. The only difference between...
System Sensor PS412 Category : System SensorThis is a 12-volt strobe meant for uses with alarms such as the System Sensor PA400R.