Silent Knight 5496 Intelligent Power Module Replacement Board

The Silent Knight 5496 replacement board is an intelligent 6A notification power expander PCB with its own AC power connection, filtered 24VDC outputs, and an onboard battery charger for backup notification power. It provides four power-limited outputs that can be programmed as NACs or as auxiliary power (constant, resettable, or door holder), and includes built-in ANSI cadence capability plus appliance synchronization. Key Specifications: Type: Intelligent power module replacement board / NAC power expander PCB Core Function(s): Adds 6A of supervised 24VDC notification power with battery charging and four programmable outputs for NAC expansion or auxiliary power Loop/Protocol: 4-wire SBUS (wire runs up to 6000 ft) Power: 120 VAC input; 24 VDC filtered output; 6A total output capacity; 3A max per output circuit; supports batteries up to 35Ah charging capacity Indicators/UI: Status LEDs for AC and trouble conditions; DIP switch bank for module addressing (sets SBUS address 1–31) Compatible Accessories: RBB – Remote battery box (when larger batteries are required) SK-SCK – Seismic compliance kit System Compatibility: Compatible with Honeywell Silent Knight FACPs including 6820 and 6820EVS, 5820XL and 5820XL-EVS, 6808, 6700, 5808, and 5700.