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Silver ATX power supply unit with fan grille and modular cable connections

KHACHIMO

KHACHIMO 500W ATX power supply DPS-500HB A 80 PLUS Gold

SKU CH-XYJC-MJVWR

A 500 W ATX power supply with 80 PLUS Gold efficiency, zero-RPM fan mode and Modern Standby support for quiet, low-power sleep states

  • TypeATX
  • Modern Standby support for faster wake-from-sleep and better low-load efficiency
  • 80 PLUS Gold certification reduces power draw, noise and operating temperatures
  • Zero RPM fan mode stops the fan at low and medium loads for near-silent operation
  • Resonant LLC topology with DC-to-DC conversion delivers clean power and cuts coil whine
  • 500 W ATX output covers mainstream desktop builds

KHACHIMO 500W ATX Gold power supply

The KHACHIMO 500W ATX power supply delivers 80 PLUS Gold certified efficiency for desktop builders who need reliable, clean power. Its resonant LLC topology with DC-to-DC conversion supports modern standby sleep states and reduces electrical noise. This unit suits standard office PCs, home workstations and entry-level gaming rigs requiring an ATX form factor. It is not for systems needing higher wattage or redundant power modules.

Thermals noise and power draw

An 80 PLUS Gold rating means lower waste heat and reduced electricity use during typical workloads. The zero RPM fan mode stops the cooling fan completely at low and medium loads for near-silent operation. Resonant LLC topology with DC-to-DC conversion further minimises coil whine while maintaining stable voltages. Efficiency stays high even in modern standby, keeping temperatures down when the PC sleeps.

Upgrade context and value

This supply replaces older bronze or unrated units that run hotter, louder and less efficiently at idle. The jump is worthwhile when moving to a modern standby motherboard or when fan noise and coil whine become distracting. Builders adding power-hungry graphics cards or multiple drives should look beyond 500W. The DC-to-DC design also improves compatibility with low-power sleep states found on newer platforms.

Highlights

  • Modern Standby support for faster wake-from-sleep and better low-load efficiency
  • 80 PLUS Gold certification reduces power draw, noise and operating temperatures
  • Zero RPM fan mode stops the fan at low and medium loads for near-silent operation
  • Resonant LLC topology with DC-to-DC conversion delivers clean power and cuts coil whine
  • 500 W ATX output covers mainstream desktop builds

Specifications

TypeATX

Questions about this item

How do I install the KHACHIMO DPS-500HB A power supply and which step is commonly missed?

Mount the ATX unit in the case, connect the 24-pin motherboard and CPU power cables, then enable Modern Standby in the BIOS for fast wake-from-sleep.

What maintenance will the KHACHIMO 500W Gold unit need later?

The Zero RPM fan mode keeps the fan off at low loads, reducing wear; clean dust from the intake vents periodically to maintain airflow.

What limit appears first on the DPS-500HB A during sustained heavy loads?

The 500 W continuous output rating is the primary limit; exceeding it triggers over-current protection and shuts the unit down.

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