Simplex 565-209-RC
Simplex 565-209-RC
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Simplex 565-209 4020 Master Controller Board
Master controller circuit board for Simplex 4020 intelligent fire alarm control panels. Provides primary CPU and system control functions for the 4020 FACP platform.
Key Features:
• Master Controller Role: Primary processing board for 4020 control panel system
• Intelligent Processing: Supports addressable device monitoring and zone management
• System Integration: Compatible with 4020 board group architecture and peripherals
• Standard Dimensions: 20" W x 4" H x 12" D form factor
This is a professionally reconditioned unit restored to factory specifications.

