Simplex 4903-9426 TrueAlert Non-Addressable Horn Strobe SF 19/01 NOTE: Use with System Sensor

NOTE: Use with System Sensor SB-I/O backbox (not included)

It is intended for indoor use

The horn i s a self-synchronized

Four-wire base

Simplex 4903-9426 TrueAlert Non-Addressable Horn Strobe SF 19/01 NOTE: Use with System SensorTrueAlert non addressable audible and visible notification. For applications requiring audible visible (A V) notification with horn tones, these Simplex 4903 series appliances combine a high intensity strobe with a low current electronic horn in a compact package that is easy and quick to install. Each appliance can be controlled independently from each other using conventional reverse polarity NACs.