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Silver rectangular Dell server power supply unit with rear fan grille and power socket

DELL

DELL D550E-S0 550W Power Supply

SKU CH-T208-014WP MPN D550E-S0

A 550 W power supply for Dell PowerEdge R320 and R420 servers, accepting 100-240 V input

  • TypePower Supply
  • Maximum Power550 W
  • Delivers 550 W to keep PowerEdge servers running
  • Accepts 100-240 V input for worldwide rack deployments
  • Genuine Dell part D550E-S0 ensures exact fit in R320 and R420 chassis
  • Multiple MPNs including RYMG6 simplify ordering and inventory tracking
  • New condition guarantees full rated output from first power-on

Genuine Dell 550 W server power supply

This is a new genuine Dell power supply rated at 550 W maximum output. It operates on a 100-240 V input range and carries part numbers RYMG6, 0RYMG6, CN-0RYMG6, M95X4 and X185V. The unit is built for Dell PowerEdge server installations.

Fits PowerEdge R320 and R420; not for other systems

The supply is validated for PowerEdge R320 and R420 models only. Builders working on different server platforms or non-Dell chassis should look elsewhere because the mechanical and electrical interface will not match.

550 W maximum output

The single figure that determines suitability is the 550 W maximum output power. If the target system requires more than 550 W this unit cannot meet the load; if the requirement is at or below 550 W and the server is a compatible PowerEdge model the supply will fit.

Highlights

  • Delivers 550 W to keep PowerEdge servers running
  • Accepts 100-240 V input for worldwide rack deployments
  • Genuine Dell part D550E-S0 ensures exact fit in R320 and R420 chassis
  • Multiple MPNs including RYMG6 simplify ordering and inventory tracking
  • New condition guarantees full rated output from first power-on

Specifications

BrandDell
ModelD550E-S0
TypePower Supply
Maximum Power550 W

Questions about this item

How is the D550E-S0 installed in a PowerEdge R320 or R420, and what step is often missed?

Slide the unit into the power supply bay until the latch clicks; the step often missed is fully seating the latch so the supply locks and makes firm contact with the backplane.

What maintenance or replacement will the D550E-S0 need later?

The internal cooling fan is the only moving part; expect to replace the fan assembly when bearing noise appears or airflow drops under continuous 550W load.

What limit appears first on the D550E-S0 during sustained 550W operation?

Thermal protection triggers first; the 100-240V input range and 550W maximum output mean prolonged full-load running raises internal temperature until the over-temperature circuit shuts the unit down.

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