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

KHACHIMO

KHACHIMO 800W ATX Power Supply FSP800-20ERM

SKU CH-V2C9-HCY20

An 800W ATX power supply with 80 PLUS Gold efficiency, Zero RPM fan mode for silent low-load operation, and LLC resonant topology with DC-to-DC conversion for stable power delivery

  • TypeATX
  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Zero RPM fan mode stops the fan at low load
  • Resonant LLC topology with DC-to-DC gives clean, stable power
  • ATX form factor fits standard desktop builds

800W ATX Power Supply for Modern Standby PCs

This 800W ATX power supply targets desktop builders who need reliable output for modern standby-compatible systems. The 80 PLUS Gold certification confirms high efficiency across typical loads. Resonant LLC topology with DC-to-DC conversion delivers clean power rails and supports low-power sleep states. It suits configurations that demand stable energy delivery without excessive waste heat.

Gold Efficiency, Zero RPM Fan, Low Heat

At low and medium loads the cooling fan stops completely, providing near-silent operation. The 80 PLUS Gold rating reduces power draw and keeps internal temperatures lower during everyday workloads. Resonant LLC design further limits coil whine and improves transient response. Together these features create a quieter, cooler environment for components under normal use.

Modern Standby Wake and Cleaner Power Rails

Modern standby compatibility enables extremely fast wake-from-sleep times and better efficiency at very low loads. The DC-to-DC conversion stage maintains tight voltage regulation across all outputs. Reduced coil whine contributes to a quieter acoustic profile even when the fan spins. These attributes benefit users who rely on frequent sleep and resume cycles.

Points forts

  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Zero RPM fan mode stops the fan at low load
  • Resonant LLC topology with DC-to-DC gives clean, stable power
  • ATX form factor fits standard desktop builds

Caractéristiques

TypeATX

Questions sur cet article

How do I install the ATX power supply and what step do people get wrong?

Mount the unit with the fan facing the correct airflow direction, connect the 24-pin motherboard and CPU power cables fully, and ensure the power switch is off before plugging into the wall.

What maintenance or replacement will the 800W unit need later?

The Zero RPM fan mode reduces wear at low loads, but dust should be cleared from the intake periodically and the fan may need replacement after several years of continuous high-load use.

What limit shows up first under sustained use?

The 80 PLUS Gold efficiency rating ensures low heat up to 800W, so the first limit is typically the thermal threshold where the fan must spin up to maintain safe temperatures.

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