550W Hot-Plug Server Power Supply for Dell R320 R420, Replace L550E-S0 D550E-S0 DPS-550MB A M95X4 RYMG6 0RYMG6

This Aomoproing 550W server power supply is specially designed as a direct replacement for Dell PowerEdge R320 and R420 series servers. It is fully compatible with OEM part numbers including L550E-S0, D550E-S0, DPS-550MB A, M95X4, RYMG6 and 0RYMG6, offering a perfect fit and stable performance.

Built with high-quality components and strict testing standards, it provides consistent and reliable power output to support continuous server operation. The hot-plug function allows for easy installation and replacement without turning off the server, effectively improving system uptime and maintenance efficiency.

It supports a wide input voltage range of 100-240V AC with active PFC, adapting to various power supply environments worldwide. Equipped with built-in over-voltage, over-current, short-circuit and over-temperature protection, it effectively protects server hardware from damage.

This power supply is an ideal choice for server repair, upgrade and redundant configuration in enterprise data centers, ensuring stable and safe operation for critical business systems.