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Silver rectangular ATX power supply unit 550W

KHACHIMO

KHACHIMO ERP2U550 ATX Power Supply 550W

SKU CH-42QF-938KW

ATX power supply delivering 550 W for desktop PC builds, tested working and listed in 2024

  • TypeATX
  • ATX form factor fits standard PC cases
  • 550 watt output powers mid-range components
  • Tested working before shipment ensures reliability
  • Good quality construction supports stable operation
  • First listed by manufacturer in 2024

550W ATX power module

This KHACHIMO ERP2U550 is a 550W ATX power supply listed by the manufacturer in 2024. It is built for system builders who need a standard ATX unit for desktop or workstation assembly. The unit ships new and is described as test working. Buyers who need redundant or hot-swap server supplies cannot use this model.

Thermals noise and power draw

The supply delivers up to 550W of continuous output for typical desktop loads. No fan curve, efficiency rating or acoustic data is provided in the specifications. Power draw at the wall will vary with the connected components and load profile. Systems requiring certified efficiency levels or silent-operation guarantees are not addressed by this unit.

Bundled accessories and software

The manufacturer highlights only that the unit is test working and of good quality. No cables, mounting hardware, monitoring software or modular connectors are listed in the supplied facts. Installers must source any required ATX cables or adapters separately. Users who expect a full accessory kit or proprietary management tools will not find them included.

Highlights

  • ATX form factor fits standard PC cases
  • 550 watt output powers mid-range components
  • Tested working before shipment ensures reliability
  • Good quality construction supports stable operation
  • First listed by manufacturer in 2024

Specifications

TypeATX

Questions about this item

How do I install this ATX power supply in a standard case, and which step is often missed?

Mount the unit with the four case screws, connect the 24-pin ATX and 8-pin CPU cables firmly, then switch the rear I/O toggle to on before pressing the front power button.

What maintenance will the ERP2U550 need over time?

Blow dust from the intake grill and fan blades every six months; the internal fan is the only moving part and is not user-serviceable.

What limit appears first when the 550 W unit runs at full load continuously?

The thermal protection circuit will shut the unit down if internal temperatures exceed the design threshold during sustained maximum output.

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