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

KHACHIMO

KHACHIMO 600W ATX Power Supply 80 PLUS Gold

SKU CH-AAH1-5JB0C

An ATX power supply with 80 PLUS Gold efficiency, Modern Standby support, zero-RPM fan mode and resonant LLC topology for quiet, low-load operation

  • Product typeATX
  • Fast wake from sleep with Modern Standby support
  • High efficiency cuts power draw and heat with 80 PLUS Gold
  • Silent at low load thanks to Zero RPM fan mode
  • Clean, stable power from Resonant LLC with DC-to-DC conversion
  • Reduces coil whine for quieter operation
  • ATX form factor fits standard desktop builds

600W ATX Gold Power Supply

This 600W ATX unit delivers 80 PLUS Gold efficiency for desktop builds that prioritise lower power draw and reduced heat. It suits system integrators and upgraders who want a reliable, modern supply without over-specifying wattage.

Modern Standby and Zero RPM Fan

Modern Standby compatibility enables extremely fast wake-from-sleep times and better low-load efficiency. The Zero RPM fan mode stops the cooling fan entirely at low and medium loads for near-silent operation, while resonant LLC topology with DC-to-DC conversion provides clean power and reduces coil whine.

Replaces Lower Efficiency or Noisier Units

The jump is worthwhile when replacing a supply that lacks Gold certification or a semi-passive fan mode, especially in systems that spend long periods idle or in sleep states. It is not for builders who need higher wattage headroom or specific cable counts not detailed here.

How it compares

Measured against everything we stock in ATX Desktop Power Supplies, at today’s prices. Recalculated every night.

Price $187.99
Pricier than about 61% of the 10,869 comparable items (median $142.99).

New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Product typeATX

Questions about this item

How does the 600W rating hold up during extended full-load sessions?

The 80 PLUS Gold certification means the supply maintains high efficiency up to its rated 600W output, keeping waste heat and component stress lower than less efficient units during sustained use.

What noise and thermal behaviour should I expect when the PSU runs continuously?

Zero RPM Fan Mode stops the fan completely at low and medium loads for silent operation, while Resonant LLC topology with DC-to-DC conversion reduces coil whine and keeps temperatures cooler under continuous load.

Which motherboard power connector does this unit require to function?

The power supply uses a standard ATX form factor with a 24-pin main connector, so the motherboard must provide a matching 24-pin ATX socket for it to work.

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