SIMPLEX 8742-346 CPU Board 23/12 with patented electronics

with patented electronics

The DPST Manual Pull Station provides a Dual Pole

Surface Box - for sounder base (use with -AB4G models only)

Aspirating Smoke Detection (ASD) provides the assurance of active sampling and flow monitoring of a protected environment

The Fire Sentry FS20X is a Multi-Spectrum and UV/Dual IR/VIS fire And flame detector with a proven UV solar-blind sensor

SIMPLEX 8742-346 CPU Board 23/12 with patented electronicsThe Simplex 8742 346, also known as the 742 346, is a 4009A CPU Board designed for use in Simplex 4009 9201 Notification Appliance Circuit (NAC) Panels. This CPU board serves as the central processing unit for the NAC panel, managing the control and distribution of power to notification appliances such as horns, strobes, and speakers within a fire alarm system. DATA SHEET