Simplex 565-217 Class A remote unit interface (RUI) board for the Simplex 4100 fire alarm control panel.

Compliance

• CE Compliance

Key features

• Class A wiring interface for fault-tolerant circuit supervision across remote unit nodes
• Remote Unit Interface (RUI) PCB for the Simplex 4100 chassis
• Enables Class A (Style D/E) circuit topology for enhanced fault detection and continuity
• Replacement board for installed 4100-series panels requiring Class A RUI capability

Simplex, a Johnson Controls brand, manufactures fire alarm control panels including the 4100ES, 4010ES, 4007ES, and 4006 intelligent addressable series. Class A interface boards in the 565 series provide fault-tolerant wiring configurations for remote unit communication in commercial and institutional fire alarm installations.

Verify panel/device family compatibility before ordering.