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KHACHIMO HK500-52AP400W 400W ATX power supply unit

KHACHIMO

KHACHIMO HK500-52AP400W 400W ATX power supply

SKU CH-W5WB-0V4BT

ATX power supply delivering 400 W with 80 PLUS Gold efficiency, Zero RPM fan mode and Modern Standby compatibility

  • TypeATX
  • Modern Standby compatible for near-instant wake times
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Zero RPM fan mode delivers silent low-load operation
  • Resonant LLC with DC-to-DC provides clean, stable voltage
  • ATX form factor fits standard desktop cases

400W ATX Power Supply for Modern Standby

The KHACHIMO HK500-52AP400W delivers 400 watts of continuous power in a standard ATX form factor. It targets system builders who need reliable energy delivery for mainstream desktop configurations. Modern Standby compatibility enables extremely fast wake-from-sleep transitions and improved low-load efficiency. This unit suits new builds or upgrades where quiet, efficient operation is a priority.

Sustained Load Behaviour and Cooling

Under continuous demand the Resonant LLC topology with DC-to-DC conversion maintains clean, consistent voltage regulation. The design reduces coil whine and supports deeper, more energy-efficient sleep states during idle periods. At low and medium loads the Zero RPM fan mode stops the cooling fan completely, eliminating audible noise. Higher loads engage active cooling while the 80 PLUS Gold certification keeps efficiency high, limiting waste heat and acoustic output.

80 PLUS Gold Efficiency Certification

The single specification that determines suitability is the 80 PLUS Gold rating, which guarantees high efficiency across typical load ranges. This translates directly into lower power consumption, reduced operating temperatures and quieter performance. Builds that cannot accommodate a Gold-rated unit due to budget or space constraints will need a different power supply. No other efficiency tier is offered for this model.

商品特色

  • Modern Standby compatible for near-instant wake times
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Zero RPM fan mode delivers silent low-load operation
  • Resonant LLC with DC-to-DC provides clean, stable voltage
  • ATX form factor fits standard desktop cases

商品規格

TypeATX

商品問答

How quiet is the HK500-52AP400W under continuous load?

The Zero RPM Fan Mode stops the fan at low and medium loads for near-silent operation, while 80 PLUS Gold efficiency keeps waste heat and fan speed lower during extended use.

What cables or connectors must I already have to install this unit?

The power supply uses standard ATX connectors for motherboard, CPU and peripherals; ensure your case supports an ATX PSU and that your components match the supplied cable set.

Will this 400 W unit work reliably with an older system that draws less power?

Yes, the resonant LLC topology with DC-to-DC conversion delivers clean, stable power at light loads, and Modern Standby compatibility supports efficient sleep states on legacy platforms.

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