Simplex 566-084-RC
Simplex 566-084-RC
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The Simplex 566-084 is a Power Distribution Interface (PDI) circuit board used inside the 4100/4100U fire alarm control panel family to route and manage regulated power between the panel's power supply and its expansion bays. It's typically found mounted in a 4100-series expansion bay sub-assembly, distributing filtered DC power to the cards and modules installed in that bay.
Key Features
- Power Distribution Interface board for the Simplex 4100/4100U expansion bay
- Routes regulated power from the panel's supply to bay-mounted modules
- Available in documented board revisions (e.g., Rev. B)
Technical Specifications
- Function: Power distribution interface, expansion bay sub-assembly
- Compatibility: Simplex 4100 / 4100U fire alarm control panel systems

