Simplex 565-274
Simplex 565-274
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Simplex 565-274 Universal Master Motherboard
The Simplex 565-274 is the primary motherboard assembly for universal master control applications in 4100ES fire alarm upgrade systems. This circuit board holds critical control logic and network interface components for coordinating fire alarm system operation.
Key Features:
• Universal Master Motherboard: Central processing assembly for fire alarm system control
• Daughter Card Support: Houses 4100 master controller card and 4100 network interface card
• 4100 Series Compatibility: Designed for 4100ES upgrade system installations
• City Connection Support: Integrated network capability for municipal fire department interfaces

