550W Server Power Supply for RD440 RD540 RD630 RD640, Replacement DPS-550AB-2A 00FC576 Hot-Swap PSU

Upgrade or repair your enterprise server with the Aomoproing 550W Hot-Swap Power Supply. This unit is professionally designed as a direct replacement for DPS-550AB-2A and 00FC576, fully compatible with RD440, RD540, RD630, and RD640 server models.

It provides stable and continuous 550W power output to support multi-core processors, hard drives, memory modules and other server hardware under heavy workloads. The hot-swap function allows non-stop maintenance and replacement without shutting down the system, greatly reducing server downtime.

Built with a universal 100-240V auto-switching input and active power factor correction, this power supply ensures high energy efficiency and stable performance in global operating environments. Comprehensive safety protections including over-current, over-voltage, and short-circuit protection effectively safeguard critical server components.

Each power supply undergoes strict pre-shipment testing to ensure long-term durability and stable performance. With its rugged construction and quiet cooling fan, it is ideal for server rooms, data centers and business-critical applications.