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

KHACHIMO

KHACHIMO 250W 1U ATX power supply 701

SKU CH-7PNR-PKNEM

A 250W 1U ATX power supply with 80 PLUS Gold efficiency, zero-RPM fan mode and modern standby support

  • TypeATX
  • Modern Standby support for faster wake times
  • 80 PLUS Gold efficiency reduces power draw and heat
  • Zero RPM fan mode stops the fan at low load
  • Resonant LLC topology with DC-to-DC conversion delivers clean power
  • Compact 1U ATX form factor fits space-constrained builds

KHACHIMO 250W 1U ATX PSU

This KHACHIMO unit is a 250 watt ATX power supply built in a 1U form factor for compact servers and small-form-factor workstations. It delivers reliable power density where full-height units will not fit. The model targets system integrators and IT professionals deploying dense rack or embedded builds.

80 PLUS Gold efficiency limits

The 80 PLUS Gold rating guarantees high efficiency at typical loads, reducing waste heat and lowering overall power draw in always-on environments. Efficiency gains diminish at very light loads, so the supply performs best when the system draws a meaningful fraction of its rated output. Modern Standby support enables rapid wake times but depends on platform firmware implementation.

Replaces legacy 1U supplies

This unit replaces older 1U power supplies that lack DC-to-DC conversion and zero-fan operation, eliminating coil whine and cutting idle noise. The upgrade is worthwhile when moving to Modern Standby sleep states or when acoustic targets demand fanless operation at low load. Builds requiring more than 250 watts must look elsewhere.

Pontos fortes

  • Modern Standby support for faster wake times
  • 80 PLUS Gold efficiency reduces power draw and heat
  • Zero RPM fan mode stops the fan at low load
  • Resonant LLC topology with DC-to-DC conversion delivers clean power
  • Compact 1U ATX form factor fits space-constrained builds

Especificações

TypeATX

Perguntas sobre este artigo

Which KHACHIMO 250W 1U ATX model should I choose?

The supplier lists FSP250-701UH, FSP250-701UJ and FSP250-701US; all are 250W units with the same efficiency and fan features, so pick the part number that matches your chassis mounting holes.

What does the 80 PLUS Gold rating mean for this 250W unit?

It guarantees high-efficiency operation that lowers power draw, cuts heat output and keeps fan noise down across typical loads.

What does the ATX form factor cap in practice?

The ATX design fits standard 1U server or slim desktop bays and delivers 250W through the usual main, CPU and peripheral connectors.

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