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Rectangular ATX power supply unit with matte black finish and cooling fan grille

KHACHIMO

KHACHIMO Power Supply For XP 12V56A X7-3D3J3J-230003-XD0142A

SKU CH-4WQ9-V3JDX

ATX unit delivers 12 V at 56 A with 80 PLUS Gold efficiency, Modern Standby support, Zero RPM fan mode and resonant LLC topology with DC-to-DC conversion

  • TypeATX
  • Fast wake-from-sleep with Modern Standby compatibility
  • 80 PLUS Gold efficiency cuts power use and heat
  • Fan stays off at low loads for silent running
  • Resonant LLC plus DC-to-DC gives clean, stable power
  • ATX form factor fits standard desktop builds

ATX Power Supply for XP Systems

The KHACHIMO unit delivers 12V at 56A for compatible XP platforms. Modern Standby support enables rapid wake-from-sleep and improved low-load efficiency. An 80 PLUS Gold rating reduces power draw, heat and acoustic output. Resonant LLC topology with DC-to-DC conversion supplies clean, consistent power and minimises coil whine.

Replacing Older ATX Units

This supply upgrades legacy ATX power sources that lack Modern Standby compatibility or Gold-level efficiency. The jump is worthwhile when faster sleep transitions, quieter idle operation and lower sustained power consumption are required. Builders staying on XP hardware with a 12V 56A requirement will match the original specification exactly. Systems needing different voltage rails or higher total wattage are not addressed by this model.

Sustained Load Behaviour

Under continuous demand the resonant LLC design maintains stable voltage regulation and suppresses coil whine. Zero RPM fan mode keeps the cooler stationary at low and medium loads, activating only when thermal thresholds rise. DC-to-DC conversion supports deeper sleep states without efficiency penalties during prolonged uptime. The 80 PLUS Gold certification ensures efficiency remains high across the operating range.

Points forts

  • Fast wake-from-sleep with Modern Standby compatibility
  • 80 PLUS Gold efficiency cuts power use and heat
  • Fan stays off at low loads for silent running
  • Resonant LLC plus DC-to-DC gives clean, stable power
  • ATX form factor fits standard desktop builds

Caractéristiques

TypeATX

Questions sur cet article

Does this ATX power supply fit a standard ATX case?

Yes, the unit follows the ATX form factor so it mounts in any standard ATX chassis using the usual four screw holes.

What is the key installation step for Modern Standby support?

Connect the 24-pin ATX and 4+4-pin CPU cables, then enable Modern Standby in the motherboard BIOS so the PSU can enter the required low-power sleep states.

When should the fan bearing be checked or the unit replaced?

The Zero RPM mode keeps the fan off at low and medium loads, reducing wear; plan to inspect the bearing after several years of continuous high-load use or if coil whine appears.

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