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Compact 1U 270W power supply unit with matte metal casing and rear fan grille

KHACHIMO

KHACHIMO FLEX 1U 270W Power Supply ACE-A627A-RS

SKU CH-AT19-ANZ25

A 270 W ATX unit with 80 PLUS Gold efficiency, zero-RPM fan mode and Modern Standby support for fast wake times

  • TypeATX
  • Faster wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency reduces power draw and heat
  • Fan stops completely at low loads for silent running
  • Resonant LLC with DC-to-DC delivers clean, stable power
  • 270 W output fits compact 1U server builds

Compact 1U 270W ATX Power Supply

The KHACHIMO FLEX 1U unit delivers 270 watts in a standard ATX form factor suited for slim chassis and small-form-factor builds. It targets system integrators and enthusiasts who need reliable power in space-constrained enclosures. Modern Standby compatibility enables extremely fast wake-from-sleep times and improved low-load efficiency. The 80 PLUS Gold certification confirms high efficiency across typical operating ranges.

Zero RPM Fan Mode and Gold Efficiency

At low and medium loads the cooling fan stops completely, providing near-silent operation for quiet workstations or home theatre PCs. The 80 PLUS Gold rating reduces power draw, waste heat and acoustic output during everyday use. Resonant LLC topology with DC-to-DC conversion supplies clean, consistent power while minimising coil whine. These features combine to support energy-efficient sleep states without audible distraction.

Resonant LLC Topology Under Sustained Load

Under continuous demand the resonant LLC design with DC-to-DC conversion maintains stable voltage regulation and low ripple. The topology helps suppress coil whine even when the unit operates near its rated capacity for extended periods. Efficient conversion keeps internal temperatures lower, allowing the fan to run at reduced speeds when it does engage. This behaviour supports reliable long-duration workloads in compact systems.

Pontos fortes

  • Faster wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency reduces power draw and heat
  • Fan stops completely at low loads for silent running
  • Resonant LLC with DC-to-DC delivers clean, stable power
  • 270 W output fits compact 1U server builds

Especificações

TypeATX

Perguntas sobre este artigo

How do I install this 1U 270W unit and what step is often missed?

Slide the 1U form factor into the chassis bay, secure it with the four mounting screws, then connect the 24-pin ATX, CPU and peripheral cables; the step often missed is ensuring the AC inlet switch is set to the correct mains voltage before first power-on.

What maintenance will this power supply need later?

The Zero RPM Fan Mode keeps the fan off at low loads, so dust builds up slowly; plan to blow compressed air through the intake grill once a year and listen for bearing noise that would signal a fan replacement.

What limit appears first under sustained heavy load?

The 270W maximum output is the hard ceiling; pushing continuous draw near that level will trigger over-power protection before thermal limits become an issue.

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