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Rectangular metal ATX power supply unit with ventilation grille and label showing model numbers

KHACHIMO

KHACHIMO DPS-550AB-8 550W power supply

SKU CH-QJNY-JS8MB

550W ATX power supply tested working for R330, R340, R430, R440 and R3930 systems

  • TypeATX
  • 550 W output powers Dell PowerEdge R330, R340, R430, R440 and R3930 servers
  • Tested working condition ensures reliable operation from first boot
  • ATX form factor fits standard server chassis without modification
  • Replaces multiple Dell part numbers including NCNFF, L550E-S1 and PS-2551-3D1

ATX 550 W unit for Dell PowerEdge servers

This ATX power supply delivers 550 W and matches part numbers including R330, R430, R340, R440, R3930, L550E-S1, D550E-S1, NCNFF and PS-2551-3D1. It is supplied new and tested working for direct replacement in compatible Dell PowerEdge chassis.

Fits standard ATX bays in listed Dell models

The unit slides into the existing ATX power cavity without adapter cables, freeing the builder from sourcing proprietary pin-outs. It does not suit systems that require redundant hot-swap modules or higher-wattage frames.

Points forts

  • 550 W output powers Dell PowerEdge R330, R340, R430, R440 and R3930 servers
  • Tested working condition ensures reliable operation from first boot
  • ATX form factor fits standard server chassis without modification
  • Replaces multiple Dell part numbers including NCNFF, L550E-S1 and PS-2551-3D1

Caractéristiques

TypeATX

Questions sur cet article

What is the sustained output limit of the DPS-550AB-8?

The unit delivers up to 550W continuous power for server workloads.

How loud does the fan run during all-day operation?

The built-in fan spins at a controlled speed to keep temperatures stable under constant load.

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