566-719 | Simplex Master Controller Board / CPU Card for 4100ES Panels Panelview It supports an input range

It supports an input range of 400–500 V AC (320–575 V usable) and provides a fully regulated

or controllers

18 mm Cylindrical Housing: Fits standard industrial mounting hardware and enables compact installations

The switch includes a console port for configuration and LED diagnostics for real-time operational monitoring

566-719 | Simplex Master Controller Board / CPU Card for 4100ES Panels Panelview It supports an input rangeDescription The Simplex 566 719 is a Master Controller Board (CPU Card) designed for the 4100ES fire alarm control panel. This central processing module manages system logic, communications, and integration across all connected devices, ensuring reliable fire protection operations. Technical Specifications Condition New Never Used Surplus Brand Simplex Category Fire Safety Part Number 566 719 Subcategory Fire Alarm Control Function Master controller