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

KHACHIMO

KHACHIMO OceanStor D200 775W Power Supply SPS800-512TE-A SPS800-512TF-A

SKU CH-WA4Y-F166Y

775W ATX power supply with 80 PLUS Gold efficiency, Zero RPM fan mode and Modern Standby support

  • TypeATX
  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power use and heat
  • Fan stops at low loads for silent running
  • LLC resonant plus DC-to-DC gives clean, stable power
  • 775 W ATX unit built for OceanStor D200

KHACHIMO OceanStor D200 775W ATX Power Supply

The KHACHIMO OceanStor D200 is a 775W ATX switching power supply built for desktop systems that require reliable, efficient power delivery. It suits builders assembling workstations or gaming rigs where stable voltage regulation matters. Buyers who need redundant server-grade units or higher-wattage models for multi-GPU arrays will not find those capabilities here.

Thermals, Noise and Power Draw in Normal Use

The unit carries 80 PLUS Gold certification, indicating high efficiency that reduces waste heat and overall power consumption. A Zero RPM fan mode stops the cooling fan completely at low and medium loads, delivering near-silent operation during everyday tasks. Resonant LLC topology with DC-to-DC conversion supplies clean, consistent power while minimising coil whine and enabling deeper, more efficient sleep states.

Modern Standby Compatibility and Bundled Benefits

Modern Standby compatibility allows extremely fast wake-from-sleep times and improved low-load efficiency for systems that support the feature. The combined topology and fan behaviour lower audible noise and thermal output without extra software or accessories. No additional cables, mounting brackets or configuration utilities are mentioned, so the package provides only the power supply itself.

Highlights

  • Fast wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power use and heat
  • Fan stops at low loads for silent running
  • LLC resonant plus DC-to-DC gives clean, stable power
  • 775 W ATX unit built for OceanStor D200

Specifications

TypeATX

Questions about this item

How do I install the KHACHIMO OceanStor D200 775W PSU and which step is often missed?

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

What maintenance or replacement will this power supply need later?

The Zero RPM fan mode reduces wear at low loads, but the cooling fan will eventually require cleaning or replacement after extended high-load operation.

What limit appears first under sustained use of this 775W unit?

Continuous operation near the 775W rated output will hit thermal limits first, causing the fan to spin up and ending the Zero RPM silent mode.

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