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

KHACHIMO

KHACHIMO 500W 80 Plus Gold ATX Power Supply

SKU CH-FWGS-2RV3H

An ATX power supply delivering 500 W with 80 PLUS Gold efficiency, zero-RPM fan mode for silent low-load operation, and LLC resonant topology with DC-to-DC conversion for clean power

  • Product typeATX
  • Faster wake-from-sleep with Modern Standby support
  • 80 PLUS Gold efficiency cuts power draw and heat
  • Zero RPM fan mode delivers silent low-load operation
  • Resonant LLC and DC-to-DC design reduces coil whine
  • Clean, consistent power for stable system performance

500W ATX Gold Power Supply

The KHACHIMO 500W ATX power supply delivers 80 PLUS Gold certified efficiency for desktop PCs. It supports Modern Standby for rapid wake-from-sleep and low-load efficiency. The unit uses resonant LLC topology with DC-to-DC conversion to provide clean, consistent power output. It suits builders seeking reliable, efficient energy delivery for standard system configurations.

Thermals Noise and Power Draw

An 80 PLUS Gold rating ensures high efficiency during normal operation, reducing waste heat and overall power consumption. A Zero RPM fan mode stops the cooling fan completely at low and medium loads for near-silent performance. The resonant LLC design further minimises coil whine for quieter running. These features combine to keep temperatures lower and acoustic output minimal during typical use.

Modern Standby Compatibility

Modern Standby compatibility enables extremely fast wake-from-sleep times and improved efficiency in low-power states. This feature decides whether the unit suits systems that rely on connected standby behaviour. Builders needing that specific sleep-state support should verify their platform implements Modern Standby. Systems without this requirement will not benefit from the capability.

How it compares

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

Price $233.99
Pricier than about 69% of the 10,869 comparable items (median $142.99).

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Specifications

Product
Product typeATX

Questions about this item

How do I install the KHACHIMO 500W ATX power supply and which step is commonly missed?

Mount the unit in the case with four screws, connect the 24-pin ATX and 4+4-pin CPU cables securely, then attach PCIe leads for graphics cards; the step most often missed is fully seating the 4+4-pin CPU connector near the socket.

What maintenance or replacement will this power supply need over time?

The Zero RPM fan stops at low and medium loads, reducing bearing wear; expect to clean dust from the intake grill periodically and replace the fan only if noise develops after years of use.

What limit appears first when this supply runs at sustained load?

The 500W rated output is the first limit; the 80 PLUS Gold design keeps efficiency high up to that point, so sustained draws above 500W will trigger protection before thermals become an issue.

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